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href="http://www.cdcfah.com/cp/third-guanjianbi_wantouoz/">彎頭</a>?黑龍江不銹鋼彎頭制造 **** 河北長(zhǎng)洪管業(yè)供應(yīng)</p><div id="3vxp9dn" class="leftbox clearfix"><h1>黑龍江不銹鋼彎頭制造 **** 河北長(zhǎng)洪管業(yè)供應(yīng)</h1><div id="3v2wyaz" class="proBig"><div id="mwtqamt" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/6/24/0/636969345508973930_jiazong01_7722525.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="ujldxyv" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/6/24/0/636969345508973930_jiazong01_7722525.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="tnpry3c" 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>河北省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>黑龍江不銹鋼彎頭制造</p><p><span>***更新：</span>2020-05-30 05:03:58</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="g7i8gvk" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">河北長(zhǎng)洪管業(yè)有限公司</a></p><p><span>聯(lián)系人：</span>賈世豪</p><p><span>郵箱: </span>2047452166@qq.com</p><p><span>電話: </span>17363075791</p><p><span>傳真: </span>0317_5538516</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0317-5538516</p><p><span>地址: </span>河北省滄州市孟村回族自治縣孟村鎮(zhèn)二街</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="8vr7gnu" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="gartkoq" class="box"><p><p style="text-indent:25px">高壓彎頭的材質(zhì)一般采用質(zhì)量的鑄鋼、碳鋼、不銹鋼或合金鋼，能夠使高壓彎頭在各種高壓管道中承受高壓并能承受管道中流體的腐蝕。高壓彎頭在焊接過程中，焊條使用時(shí)應(yīng)保持干燥，鈦鈣型應(yīng)經(jīng)150℃干燥1小時(shí)，低氫型應(yīng)經(jīng)200-250℃干燥1小時(shí)（不能屢次重復(fù)烘干，否則藥皮簡(jiǎn)單開裂脫落），避免焊條藥皮粘油及其它臟物，以免致使焊縫增加含碳量和影響焊件質(zhì)量。大型高壓彎頭焊接時(shí)，受到重復(fù)加熱分出碳化物，下降耐腐蝕性和力學(xué)性能。為避免因?yàn)榧訜岫a(chǎn)生睛間腐蝕，黑龍江不銹鋼彎頭制造，焊接電流不宜太大，黑龍江不銹鋼彎頭制造，比碳鋼焊條較少20%左右，黑龍江不銹鋼彎頭制造，電弧不宜過長(zhǎng)，層間快冷，以窄焊道為宜。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="黑龍江不銹鋼彎頭制造" src="http://tyunfile.71360.com/UpLoadFile/2019/6/24/0/636969345508973930_jiazong01_7722525.jpg"></div><p style="text-indent:25px">高壓焊接彎頭的分類方法高壓焊接彎頭的分類方法：按它的曲率半徑來分，可分為長(zhǎng)半徑彎頭和短半徑彎頭。長(zhǎng)半徑彎頭指它的曲率半徑等于1.5倍的管子外徑，即R=1.5D.短半徑彎頭指它的曲率半徑等于管子外徑，即R=D。公式中的D為彎頭直徑，R為曲率半徑。常用的是為1.5D的沖壓彎頭刨銑、焊接時(shí)應(yīng)留意的地方?jīng)_壓彎頭的長(zhǎng)處功能：1、長(zhǎng)期耐壓功能，*從規(guī)劃應(yīng)力上講，國標(biāo)沖壓彎頭的耐壓功能佳。耐溫耐壓、柔韌性好、耐熱，其功能高于其它塑料管材。則應(yīng)選用沖壓彎頭焊條。沖壓彎頭成形工藝沖壓成形彎頭是**早應(yīng)用于批量生產(chǎn)無縫彎頭的成形工藝，現(xiàn)在，在常用規(guī)格的彎頭生產(chǎn)中已被熱推法或其它成形工藝所替代，但在某些規(guī)格的彎頭中因生產(chǎn)數(shù)量少、壁厚過厚或過薄。熱推彎頭成形工藝是選用**彎頭推制機(jī)、芯模和加熱裝置，使套在模具上的坯料在推制機(jī)的推進(jìn)下向前運(yùn)動(dòng)，在運(yùn)動(dòng)中被加熱、擴(kuò)徑并彎曲成形的進(jìn)程。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="黑龍江不銹鋼彎頭制造" src="http://tyunfile.71360.com/UpLoadFile/2019/6/24/0/636969345495397754_jiazong01_1629765.jpg"></div><p style="text-indent:25px">閘閥和上螺紋截止閥內(nèi)有倒密封裝置，手輪旋至上位置擰緊，即可阻撓介質(zhì)從填料處泄漏。操控口徑：鋁彎頭采用規(guī)范(DN10-DN150)、3A/DF規(guī)范、規(guī)范（1/2-6）、規(guī)范(Ф12.7-Ф152.4)進(jìn)行生產(chǎn)，生產(chǎn)出不同質(zhì)量和規(guī)范的鋁彎頭，使用在不同的領(lǐng)域中，展現(xiàn)不同的使用價(jià)值。對(duì)焊彎頭的外觀處理工作1: 便是內(nèi)外劃傷和修磨，咱們?cè)谵D(zhuǎn)移的時(shí)候和推制加工的時(shí)候的劃傷在人家對(duì)方的管件廠內(nèi)都修磨平了，深度略微大點(diǎn)的處所電焊補(bǔ)好再修磨使其沒出缺憾。（4）異種金屬的對(duì)焊，可以節(jié)約寶貴金屬，進(jìn)步產(chǎn)品性能。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="黑龍江不銹鋼彎頭制造" src="http://tyunfile.71360.com/UpLoadFile/2019/6/24/0/636969345495553802_jiazong01_7509878.jpg"></div></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/83730.html</p></div></div></div></div></div><div id="wl3h32m" class="page-right twoColRt"><div id="8amy7ac" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="hrtahta" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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