滕州鍍鋅管在什么地方真誠推薦濟(jì)寧冠翔物資供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="焊管的相關(guān)知識焊管的焊縫質(zhì)量不斷提高，其種類規(guī)范也日益增多，并在越來越多的范疇替代了無縫鋼管。要使按焊縫方式進(jìn)行區(qū)別的話，焊管能夠分為直縫焊管和螺旋焊管兩種，前者的出產(chǎn)工藝要相對簡略一些，并且"><meta name="keywords" content="滕州鍍鋅管在什么地方,管"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta http-equiv="Cache-Control" content="no-transform" /> <meta http-equiv="Cache-Control" 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class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>山東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>滕州鍍鋅管在什么地方,管</p><p><span>***更新：</span>2020-12-17 04:10:34</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="dapw2ty" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">濟(jì)寧冠翔物資有限公司</a></p><p><span>聯(lián)系人：</span>解經(jīng)理</p><p><span>郵箱: </span>164159340@qq.com</p><p><span>電話: </span>13515377155</p><p><span>傳真: </span>0537_2798898</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0537-2798898</p><p><span>地址: </span>任李營街道辦事處薛口建材市場濟(jì)鋼路15號</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="3w877jq" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="byvnz2w" class="box"><p><p> <pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;line-height:30px;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:12px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;">焊管的相關(guān)知識</pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;line-height:30px;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:12px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"> </p> <p> <pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;line-height:30px;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:12px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"> 焊管的焊縫質(zhì)量不斷提高，其種類規(guī)范也日益增多，并在越來越多的范疇替代了無縫鋼管。要使按焊縫方式進(jìn)行區(qū)別的話，焊管能夠分為直縫焊管和螺旋焊管兩種，前者的出產(chǎn)工藝要相對簡略一些，并且本錢比較低；可是強(qiáng)度方面明顯螺旋焊管更勝一籌。<pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;line-height:30px;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:12px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;">正是由于如此，較小口徑的焊管大都選用直縫焊，而大口徑焊管則大多選用螺旋焊，確保成型的焊管質(zhì)量能否符合規(guī)定的規(guī)范。</pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;line-height:30px;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:12px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;line-height:30px;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:12px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"> </p> <p> <pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;line-height:30px;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:12px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;line-height:30px;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:12px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"> 濟(jì)寧冠翔焊管批發(fā)，全國供應(yīng)，滕州鍍鋅管在什么地方，全國配送，價(jià)格合理，質(zhì)量優(yōu)越，服務(wù)周到，歡迎來電咨詢，滕州鍍鋅管在什么地方。</pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;line-height:30px;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica，滕州鍍鋅管在什么地方,sans-serif;font-size:12px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;line-height:30px;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:12px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"> 螺紋管的加工方法有哪些？滕州鍍鋅管在什么地方</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="滕州鍍鋅管在什么地方,管" src="https://tyunfile.71360.com/WaterMark/UploadFile/jngxwz/637262821275371093/2235629.png"></div><p> 方管的使用標(biāo)準(zhǔn)和用途 </p> <p> 1、<span style="font-size:12px;">低壓流體運(yùn)送用鍍鋅焊接方管，規(guī)范號為GB/T3091-2008.表示原料Q235A,Q235BQ345B等。首要用于運(yùn)送水、煤氣、空氣、油和取暖熱水或蒸汽，用處限于一般較低壓力流體。</span> </p> <p> <span style="font-size:12px;"> 2、低壓流體運(yùn)送用鍍鋅焊接方管，規(guī)范號為GB/T3092-2008.表示原料同上。首要用于運(yùn)送水、煤氣、空氣、油和取暖熱水或蒸汽等一般較低壓力流體，方管表面選用熱鍍鋅或是冷鍍鋅防腐工藝。</span> </p> <p> 3、礦用流體運(yùn)送焊接方管，規(guī)范號我GB/T14291-2000.表示原料Q235A、B級鋼。首要用于礦山壓風(fēng)、排水、軸放瓦斯用直縫焊接方管。 </p> <p> 4、低壓運(yùn)送用螺旋方管（石油部規(guī)范）規(guī)范號為SY/T5037-2008.表示原料為Q235BQ345B等碳鋼原料。首要用于低壓運(yùn)送水，石油，天然氣，供暖等管道。運(yùn)送可燃性和非可燃性流體用方管，規(guī)范號為GB/T9711.1（GB/T9711.2）-1997.表示原料為L245-L415,等管線用鋼。首要用于運(yùn)送可燃性和非可燃性流體低壓或高壓用方管，要求比較高。 </p> <p> </p> <p> <br /> 唐山架管在哪里焊接鋼管和無縫鋼管的辨別方法有哪些？</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="滕州鍍鋅管在什么地方,管" src="https://tyunfile.71360.com/WaterMark/UploadFile/jngxwz/637262823142519531/6691429.png"></div><p> 生產(chǎn)方法 </p> <p> 鋼管分為無縫鋼管和焊接鋼管。無縫鋼管生產(chǎn)過程是將實(shí)心管坯或鋼錠穿成空心的毛管，然后再將其軋制成所要求尺寸的鋼管。采用的穿孔和軋管方法不同，就構(gòu)成了生產(chǎn)無縫鋼管的不同方法。焊接鋼管生產(chǎn)過程是將管坯(鋼板或帶鋼)彎曲成管狀，再把縫隙焊接起來成為鋼管。因采用的成型和焊接方法不同，就構(gòu)成了生產(chǎn)焊接鋼管的不同方法。 </p> <p> 無縫鋼管主要用熱軋法生產(chǎn)。擠壓法主要用于生產(chǎn)難穿孔的低塑性高合金鋼管或異型鋼管和復(fù)合金屬管。冷軋和冷拔法可將熱軋管繼續(xù)加工成小直徑和薄壁的鋼管。焊接鋼管工藝過程簡單、生產(chǎn) 效率高、成本低、產(chǎn)品品種日益擴(kuò) 大。 </p><p> 熱鍍鋅和冷鍍鋅技術(shù)相比的優(yōu)勢 </p> <p> 熱鍍鋅抗腐蝕能力遠(yuǎn)遠(yuǎn)高于冷鍍鋅（又稱電鍍鋅）。熱鍍鋅在幾年里都不會生銹，冷鍍鋅在三個(gè)月內(nèi)就會生銹。<br /> 冷鍍鋅工藝用于保護(hù)金屬防止腐蝕，為此利用了鋅填料的涂料，在利用任何一種涂敷的方法將其涂在被保護(hù)表面，干燥之后形成鋅填料涂層，在干燥涂層中具有含量的鋅（達(dá)到95%）。鋼鐵在冷卻的條件下在表面鍍鋅，而熱鍍鋅是鋼管在熱浸的條件下對表面鍍鋅，它的附著力很強(qiáng)，不容易脫落，熱鍍鋅管雖然也出現(xiàn)銹蝕的現(xiàn)象，但在很長的周期可以滿足技術(shù)、衛(wèi)生要求。當(dāng)然在使用時(shí)還是得根據(jù)實(shí)際情況進(jìn)行購買，有不懂的地方可以咨詢濟(jì)寧冠翔物資。我們將用自己多年的經(jīng)驗(yàn)為您解決您的問題。歡迎致電咨詢！鋼塑管具有優(yōu)異的耐腐蝕性能。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="滕州鍍鋅管在什么地方,管" src="https://tyunfile.71360.com/WaterMark/UploadFile/jngxwz/637262821524902343/7771687.png"></div><p> <pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;">鍍鋅鋼管主要特點(diǎn)特色：<pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><br /> <pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"> 1、鋅鍍層較厚，鐵—鋅合金層，結(jié)合致密，均勻且無孔隙，抗腐蝕性好；</pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"> </p> <p> <pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"> 2、鋅<pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;">鍍層經(jīng)鉻酸鈍化后構(gòu)成白色、五顏六色、軍綠色等，漂亮大方，具有必定的裝飾性；</pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"> </p> <p> <pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"> 3、因<pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;">為鋅鍍層具有杰出的延展性，因而可進(jìn)行冷沖、軋制、折彎等各種成型而不損壞鍍層。</pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"> </p> <p> <pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"> 4、鋼<pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;">結(jié)構(gòu)件熱鍍鋅后，相當(dāng)于一次退火處理，能有用改進(jìn)鋼基體的機(jī)械功能，消除鋼件成型焊接時(shí)的應(yīng)力，有利于對鋼結(jié)構(gòu)件進(jìn)行車削加工。</pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"> </p> <p> <pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"> 5、有較厚的致密的純鋅層掩蓋在鋼鐵表面上，它可以防止鋼鐵基體與任何的腐蝕溶液的觸摸，維護(hù)鋼基體免受腐蝕。</pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"> </p> <p> <pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"> 6、熱鍍鋅后的件表面亮光美觀漂亮。</pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"> </p> <p> <pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"><pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"> 濟(jì)寧冠翔物資批發(fā)鍍鋅鋼管，鍍鋅方管，規(guī)格齊全，歡迎選購。</pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"></pstyle="margin:0px;padding:0px;color:#666666;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:arial,helvetica,sans-serif;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;box-sizing:border-box;orphans:2;widows:2;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;"> 鍍鋅鋼管主要用途和工藝特點(diǎn)有哪些？單縣鋼塑管大概多少錢</p><p style="text-indent:25px">穿線管全稱“建筑用絕緣電工套管”。滕州鍍鋅管在什么地方</p><p> 焊管的熱處理工藝 </p> <p> 焊接鋼管在使用前，需要經(jīng)過各種工藝。焊接鋼管的熱處理是焊接鋼管加工中一個(gè)非常重要的環(huán)節(jié)。熱加工是將金屬材料置于一定的介質(zhì)中加熱、保溫、冷卻，通過改變材料表面或內(nèi)部的金相組織來控制其金屬性能的一種金屬熱加工技術(shù)。在加熱和冷卻過程中，由于表面與芯部冷卻速度和時(shí)間的不同，會形成溫差，導(dǎo)致體積膨脹和收縮不均勻，產(chǎn)生應(yīng)力，即熱應(yīng)力。 </p> <p> 在熱應(yīng)力作用下，表面溫度低于中心，收縮率也大于中心，使中心受拉。當(dāng)冷卻結(jié)束時(shí)，由于中心的**終冷卻體積收縮不能自由進(jìn)行，因此表面被壓縮，中心受到拉伸。也就是說，在熱應(yīng)力的作用下，工件表層被壓縮，中心部分被拉扯。這種現(xiàn)象受冷卻速度、材料成分和熱處理工藝的影響。冷卻速度越高，碳含量和合金成分越高，在冷卻過程中熱應(yīng)力作用下的非均勻塑性變形越大，**終形成的殘余應(yīng)力越大。另一方面，在熱處理過程中，由于組織的變化，即從奧氏體轉(zhuǎn)變?yōu)轳R氏體，比容的增加會伴隨著工件體積的擴(kuò)大，而工件各部分的變形會導(dǎo)致體積增長不一致，產(chǎn)生結(jié)構(gòu)應(yīng)力。組織應(yīng)力變化的**終結(jié)果是表面的拉應(yīng)力和中心的壓應(yīng)力，這與熱應(yīng)力正好相反。組織應(yīng)力的大小與馬氏體相變區(qū)的冷卻速度、形狀和工件的化學(xué)成分有關(guān)。滕州鍍鋅管在什么地方</p><p style="text-indent:25px">濟(jì)寧冠翔物資有限公司位于任李營街道辦事處薛口建材市場濟(jì)鋼路15號。公司業(yè)務(wù)分為山東鋼管批發(fā)，大量型材供應(yīng)，鍍鋅鋼批發(fā)，無縫鋼管批發(fā)等，目前不斷進(jìn)行創(chuàng)新和服務(wù)改進(jìn)，為客戶提供良好的產(chǎn)品和服務(wù)。公司注重以質(zhì)量為中心，以服務(wù)為理念，秉持誠信為本的理念，打造建筑、建材良好品牌。濟(jì)寧冠翔物資憑借創(chuàng)新的產(chǎn)品、專業(yè)的服務(wù)、眾多的成功案例積累起來的聲譽(yù)和口碑，讓企業(yè)發(fā)展再上新高。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2436748.html</p></div></div></div></div></div><div id="42s3ynk" class="page-right twoColRt"><div id="39eb8x7" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="o2dvsuw" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)</p></a></div><div id="zyfheq7" class="recomPic likePro"><a 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