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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="yc2pl4v" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/JD011/2019/12/637132424347741620/6371324243477416209586656.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="vkrtaeq" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</span>面議</p><p><span>所在地：</span>安徽省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>靈璧精密鍍鋅鋼管價格,鍍鋅鋼管</p><p><span>***更新：</span>2021-01-20 07:02:59</p><p><span id="click" >瀏覽次數(shù)：2次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="wqhovpl" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">安徽金建建材有限公司</a></p><p><span>聯(lián)系人：</span>陳金城</p><p><span>郵箱: </span>83125714@qq.com</p><p><span>電話: </span>13956044283</p><p><span>傳真: </span>0552_3153188</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0552-3153188</p><p><span>地址: </span>合肥市包河區(qū)南淝河路豐匯鋼材市場E2棟107-111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="aubdubt" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="nhyamj3" class="box"><p><p> 用輔助標(biāo)志標(biāo)出其位置；f．連接時，無旋轉(zhuǎn)地把管端導(dǎo)入加熱套內(nèi)，插入到所標(biāo)志的深度，同時，無旋轉(zhuǎn)地把管件推到加熱頭上，達(dá)到規(guī)定標(biāo)志處。加熱時間，必須滿足表9的規(guī)定；g．達(dá)到加熱時間后，靈璧精密鍍鋅鋼管價格，立即把管材與管件從加熱套與加熱頭上同時取下，迅速無旋轉(zhuǎn)地直線均勻插入到所標(biāo)深度，使接頭處形成均勻凸緣；h．在表9規(guī)定的加工時間內(nèi)，剛?cè)劢雍玫慕宇^還可校正，但嚴(yán)禁旋轉(zhuǎn)。4、當(dāng)管道采用電熔連接時，應(yīng)符合下列規(guī)定：a．應(yīng)保持電熔管件與管材的熔合部位不受潮；b．電熔承插連接管材的連接端應(yīng)切割垂直，并應(yīng)用潔凈棉布擦凈管材和管件連接面上的污物，并標(biāo)出插入深度，刮除其表皮；c．校直兩對應(yīng)的連接件，使其處于同一軸線上；d．電熔連接機(jī)具與電熔管件的導(dǎo)線連通應(yīng)正確。連接前，應(yīng)檢查通電加熱的電壓，加熱時間應(yīng)符合電熔連接機(jī)具與電熔管件生產(chǎn)廠家的有關(guān)規(guī)定；e．在熔合及冷卻過程中，不得移動、轉(zhuǎn)動電熔管件和熔合的管道，不得在連接件上施加任何壓力；f．電熔連接的標(biāo)準(zhǔn)加熱時間應(yīng)由生產(chǎn)廠家提供，靈璧精密鍍鋅鋼管價格，并應(yīng)隨環(huán)境溫度的不同而加以調(diào)整。電熔連接的加熱時間與環(huán)境溫度的關(guān)系應(yīng)符合表10的規(guī)定。若電熔機(jī)具有溫度自動補(bǔ)償功能，則不需調(diào)整加熱時間，靈璧精密鍍鋅鋼管價格。必須按順序連續(xù)安裝，以免出現(xiàn)段與段之間連接困難和影響管路整體性能。靈璧精密鍍鋅鋼管價格</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="靈璧精密鍍鋅鋼管價格,鍍鋅鋼管" src="http://tyunfile.71360.com/UpLoadFile/JD011/2019/12/637132424347741620/6371324243477416209586656.jpg"></div><p> 室內(nèi)埋地管道的埋置深度不宜小于300mnl；e．管道出地坪處應(yīng)設(shè)置護(hù)管，其高度應(yīng)高出地評100mnl；f．管道在穿基礎(chǔ)墻時，應(yīng)設(shè)置金屬套管。套管與基礎(chǔ)墻預(yù)留孔上方的凈空高度，特設(shè)計不應(yīng)小于100mm；g．管道在穿越街坊道路，覆土厚度小于700mm時，應(yīng)采取嚴(yán)格的保護(hù)措施。三、管道連接要點1、同種材質(zhì)的給水聚丙烯管及管配件之間，安裝應(yīng)采用熱熔連接，安裝應(yīng)使用**熱熔工具。暗效墻體、地坪面內(nèi)的管道不得采用絲扣或法蘭連接。2、給水聚丙烯管與金屬管件連接，應(yīng)采用帶金屬管件的聚丙烯管件作為過渡，該管件與塑料管采用熱熔連接，與金屬配件或衛(wèi)生潔具五金配件采用絲們連接。3、熱熔連接應(yīng)按下列步驟進(jìn)行：a．接通熱熔以電源，到達(dá)工作溫度指示燈亮后方能開始操作；b．切割管村，必須使端面表在于管軸線。管材切割一般使用管子剪或管道切削機(jī)。必要時可使用鋒利的鋼鋸，但切割后管材斷面應(yīng)去除毛邊和毛刺；c．管村與管件連接端面必須清潔、干燥、無油；d．用卡尺和合適的筆在管端測量并標(biāo)繪出熱熔深度，熱熔深度應(yīng)符合表9。注：若環(huán)境溫度小于5℃，加熱時間應(yīng)延長50％。e．熔接彎頭或三通時，按設(shè)計圖紙要求，應(yīng)注意其方，氣在管件和管材的直線方向上。靈璧精密鍍鋅鋼管價格開孔時要均勻施力并加水冷卻，嚴(yán)禁戴手套操作，開孔后將周圍d（孔徑）+16mm范圍內(nèi)清理干凈。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="靈璧精密鍍鋅鋼管價格,鍍鋅鋼管" src="http://tyunfile.71360.com/UpLoadFile/2019/10/8/13/637061374542119345_JD011_9119788.jpg"></div><p> 鍍鋅鋼管分為冷鍍鋅鋼管、熱鍍鋅鋼管。熱鍍鋅鋼管廣泛應(yīng)用于建筑、機(jī)械、煤礦、化工、電力、鐵道車輛、汽車工業(yè)、公路、橋梁、集裝箱、體育設(shè)施、農(nóng)業(yè)機(jī)械、石油機(jī)械、探礦機(jī)械等制造工業(yè)。鍍鋅鋼管表面有熱浸鍍或電鍍鋅層的焊接鋼管。鍍鋅可增加鋼管的抗腐蝕能力，延長使用壽命。鍍鋅管的用途很廣，除作輸水、煤氣、油等一般低壓力流體的管線管外，還用作石油工業(yè)特別是海洋油田的油井管、輸油管，化工焦化設(shè)備的油加熱器、冷凝冷卻器、煤餾洗油交換器用管，以及棧橋管樁、礦山坑道的支撐架用管等。 </p><p> 1工藝流程施工準(zhǔn)備→依設(shè)計圖紙下料→溝槽的加工→接支管處開孔→安裝機(jī)械三通及四通→管道安裝→試壓、沖洗2安裝前準(zhǔn)備現(xiàn)場材料驗收，鍍鋅鋼管的管壁厚度、橢圓度等允許偏差應(yīng)符合國家標(biāo)準(zhǔn)?？ü窟B接件規(guī)格數(shù)量符合要求，無明顯的損傷等缺點并應(yīng)附有質(zhì)量證明材料。扳手、游標(biāo)卡尺、水平儀、潤滑劑（無特殊要求時可用肥皂水或洗潔精替代）、木榔頭、砂紙、銼刀、砂輪機(jī)（大口徑管道）、梯子或腳手架等。用鋼管切割機(jī)將鋼管按所需長度切割，切口應(yīng)平整，切口端面與鋼管軸線應(yīng)垂直。切口處若有毛刺，應(yīng)用砂紙、銼刀或砂輪機(jī)打磨。建議使用套絲機(jī)的管刀進(jìn)行斷管，其優(yōu)勢在于管道的端面垂直平整，毛刺很少。常規(guī)的無齒鋸進(jìn)行斷管時，由于其鋸片出廠時端面不平整、用力過猛、管道轉(zhuǎn)動等因素易造成管道斷面錯位、毛刺多。1）選取符合設(shè)計要求的管材，管材的端口無毛刺光滑，壁厚均勻，鍍鋅層無剝落，管材無明顯缺點。2）應(yīng)保證三人為一組進(jìn)行。一人控制滾槽機(jī)的開關(guān)及千斤頂?shù)纳?，一人觀察調(diào)整滾槽機(jī)處管道的轉(zhuǎn)動，一人在滾槽機(jī)尾架上觀察調(diào)整管道的位置。3）將需要加工溝槽的鋼管架設(shè)在滾槽機(jī)和滾槽機(jī)尾架上。4）用水平儀測量鋼管水平度，保證鋼管處于水平位置。確認(rèn)卡箍件的弧形完全嵌入外殼的凹槽，均勻擰緊螺栓，直到外殼表面和墊圈套接觸嚴(yán)密。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="靈璧精密鍍鋅鋼管價格,鍍鋅鋼管" src="http://tyunfile.71360.com/UpLoadFile/JD011/2019/12/637132424630818994/6371324246308189942991625.jpg"></div><p> 消防給水系統(tǒng)是水滅火系統(tǒng)的心臟，只有心臟安全可靠，水滅火系統(tǒng)才能可靠。而消防管就好像血管，而我們消防設(shè)計中用的**多的管材便是鍍鋅鋼管，鍍鋅鋼管即安全可靠性，又經(jīng)濟(jì)合理。由于消防管道的安裝涉及我我們的人身和財產(chǎn)安全，所以消防管的安裝尤為重要，下面我們一起來學(xué)習(xí)一下消防鍍鋅鋼管施工標(biāo)準(zhǔn)和質(zhì)量控制措施。工程師在進(jìn)行管道安裝的檢查一、重點控制項目1.施工前應(yīng)進(jìn)行管線綜合和深化設(shè)計，管道布局合理，順直明快，減少占用空間，且美觀大方管線布局合理，排列有序，層次分明，橫平豎直管線布局合理，排列有序，層次分明，橫平豎直2.管道管徑小于DN100時采用絲扣連接，等于大于DN100時采用卡箍或者法蘭連接3.絲扣連接采用麻根和生料帶密封，禁止采用液態(tài)生料帶；絲扣外露2至3扣，并***麻頭，外露絲扣涂刷防銹漆4.管道切割時管口應(yīng)平整，卡箍溝槽應(yīng)用**機(jī)械滾槽5.安裝必須遵循大口徑總管—立管—小口徑支管的安裝順序原則。安裝過程中不可跳裝或分段裝，必須按順序連續(xù)安裝，以免出現(xiàn)段與段之間連接困難影響安裝質(zhì)量安裝要規(guī)范6.鍍鋅鋼管原則上不得采用焊接連接方式，如確實需要時。管道試壓可分段、分層、分片進(jìn)行。靈璧精密鍍鋅鋼管價格</p><p style="text-indent:25px">鋼管管口對接后出現(xiàn)兩支管口對接不嚴(yán)現(xiàn)象，導(dǎo)致焊口薄厚不均勻。靈璧精密鍍鋅鋼管價格</p><p> 計算公式為：式中：Fb--試樣拉斷時所承受的比較大力，N（牛頓）；So--試樣原始橫截面積，mm2。②屈服點（σs）具有屈服現(xiàn)象的金屬材料，試樣在拉伸過程中力不增加（保持恒定）仍能繼續(xù)伸長時的應(yīng)力，稱屈服點。若力發(fā)生下降時，則應(yīng)區(qū)分上、下屈服點。屈服點的單位為N/mm2（MPa）。上屈服點（σsu）：試樣發(fā)生屈服而力***下降前的比較大應(yīng)力；下屈服點（σsl）：當(dāng)不計初始瞬時效應(yīng)時，屈服階段中的**小應(yīng)力。屈服點的計算公式為：式中：Fs--試樣拉伸過程中屈服力（恒定），N（牛頓）So--試樣原始橫截面積，mm2。③斷后伸長率（σ）在拉伸試驗中，試樣拉斷后其標(biāo)距所增加的長度與原標(biāo)距長度的百分比，稱為伸長率。以σ表示，單位為%。計算公式為：式中：L1--試樣拉斷后的標(biāo)距長度，mm；L0--試樣原始標(biāo)距長度，mm。④斷面收縮率（ψ）在拉伸試驗中，試樣拉斷后其縮徑處橫截面積的比較大縮減量與原始橫截面積的百分比，稱為斷面收縮率。以ψ表示，單位為%。計算公式如下：式中：S0--試樣原始橫截面積，mm2；S1--試樣拉斷后縮徑處的**少橫截面積，mm2。⑤硬度指標(biāo)金屬材料抵抗硬的物體壓陷表面的能力，稱為硬度。根據(jù)試驗方法和適用范圍不同。靈璧精密鍍鋅鋼管價格</p><p style="text-indent:25px">安徽金建建材有限公司創(chuàng)建于2010年7月份，總部設(shè)立在安徽鋼材大市場安徽合肥國強(qiáng)鋼材交易市場內(nèi)。廠房占地3500平方米，倉儲物流統(tǒng)一配送，公司下設(shè)五金城門店、阜陽分公司、蚌埠辦事處、安慶辦事處和淮北分店，員工總數(shù)70余名，年銷售額達(dá)億元，并逐年增加中。主要經(jīng)營消防器材、閥門、鍍鋅鋼管、鍍鋅瑪鋼配件、溝槽管件、不銹鋼管等系列管道工程材料產(chǎn)品，并享有良好的售后服務(wù)保障。金建建材努力將公司發(fā)展成為具備頑強(qiáng)戰(zhàn)斗力的學(xué)習(xí)型企業(yè)，實現(xiàn)五年內(nèi)躋身于全國給排水行業(yè)**名的中期發(fā)展目標(biāo)。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2928248.html</p></div></div></div></div></div><div id="qkhtqhg" class="page-right twoColRt"><div id="8htqhtv" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="7s73ykw" 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) 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