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class="proBig"><div id="3dkrtk2" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/7/4/17/636978582421835223_hbhhgs_8833877.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="a8kevh7" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/7/4/17/636978582421835223_hbhhgs_8833877.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="8h2rgdp" 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>吉林人孔便宜</p><p><span>***更新：</span>2020-06-23 19:20:48</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="yifrvsk" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">河北海浩高壓法蘭管件集團(tuán)有限公司</a></p><p><span>聯(lián)系人：</span>董學(xué)文</p><p><span>郵箱: </span>1390756017@qq.com</p><p><span>電話: </span>15028729866</p><p><span>傳真: </span>0317_6866720</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0317-6866720</p><p><span>地址: </span>河北省孟村縣辛大路付林路段</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="a8av2rv" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="5spn2pb" class="box"><p><p style="text-indent:25px">由于垂直吊蓋人孔標(biāo)準(zhǔn)廠安裝在油罐的**下層體圈上，防滲漏就顯得特別重要。要求兩法蘭結(jié)合面必須保證其平直度，無(wú)飄扭現(xiàn)象。加強(qiáng)板和法蘭應(yīng)盡量在整塊鋼板上切割而不拼接。法蘭和蓋板上加工有密封圈，在施工中要特別注意保護(hù)。密封用3mm厚石棉橡膠墊片，不允許有折裂，吉林人孔便宜。安裝人孔蓋板上緊螺栓時(shí)，要成對(duì)角均勻用力，垂直吊蓋人孔標(biāo)準(zhǔn)，以防孔蓋變形。防爆阻火呼吸人孔，在防火呼吸閥正常工作情況下，防爆阻火呼吸人孔基本保持密封狀態(tài)，儲(chǔ)罐處于正常壓力。當(dāng)呼吸閥正常工作滿(mǎn)足不了因意外原因造成儲(chǔ)罐急劇超壓時(shí)，呼吸人孔的泄壓蓋自動(dòng)頂開(kāi)，進(jìn)行緊急泄壓，使罐內(nèi)壓力保持正常；當(dāng)罐內(nèi)壓力急劇減壓或超真空時(shí)，吉林人孔便宜，吉林人孔便宜，吸入閥便開(kāi)啟急劇吸入大氣，維護(hù)罐內(nèi)正常壓力；當(dāng)吸入大氣帶有火花、火焰時(shí)，阻火層起到“器壁效應(yīng)”的作用來(lái)阻止火焰的通過(guò)，以保護(hù)儲(chǔ)罐的安全。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="吉林人孔便宜" src="http://tyunfile.71360.com/UpLoadFile/2019/7/4/17/636978582421835223_hbhhgs_8833877.jpg"></div><p style="text-indent:25px">人孔的規(guī)劃應(yīng)根據(jù)詳細(xì)的工藝規(guī)劃方案，先進(jìn)行工藝規(guī)劃，在聯(lián)絡(luò)這個(gè)設(shè)備的規(guī)劃參數(shù)，進(jìn)行相應(yīng)的機(jī)械規(guī)劃，做到歸納考慮。特別要注意人孔補(bǔ)強(qiáng)的核算，否則會(huì)形成修理人員進(jìn)入儲(chǔ)罐類(lèi)修理時(shí)的人身安全。帶芯人孔是在人孔蓋內(nèi)加設(shè)一層與罐壁弧度相等的芯板，并與罐壁齊平。一般說(shuō)來(lái)，在直線通訊管道中心設(shè)置直通人孔；在直線通訊管道上有另一方向分歧通訊管道時(shí)，在分歧點(diǎn)上設(shè)置三通人孔；在縱橫兩條通訊管道交叉點(diǎn)上設(shè)置四通人孔；在弧形、彎曲管道折點(diǎn)上設(shè)置斜通人孔，斜通人孔有5種，每種斜通人孔的角度可適用于±7.5°范圍內(nèi)；在電信局出局處應(yīng)設(shè)置局前人孔，由于新建通訊樓的出局管道已被電纜通道取代，不再需求設(shè)置局前人孔，故在人孔類(lèi)型中沒(méi)有局前人孔。沿通訊管道引出通訊樓時(shí)，可選用上述適合的人孔類(lèi)型做局前人孔。水平吊蓋人孔是裝置于儲(chǔ)罐壁及油罐的灌頂或者下部，是制作工人或修理工人在建罐、清罐、倒罐、修理時(shí)的出入口，而人孔的強(qiáng)度和密封是技能關(guān)鍵。 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="吉林人孔便宜" src="http://tyunfile.71360.com/UpLoadFile/2019/7/4/17/636978582421679264_hbhhgs_5999506.jpg"></div><p style="text-indent:25px">人孔應(yīng)有一個(gè)設(shè)在進(jìn)出油管右側(cè)附近，并盡量使人孔正對(duì)罐室密閉門(mén)，以便人員進(jìn)出、維修油罐和通風(fēng)接管用。由于人孔安裝在油罐的相當(dāng)下層體圈上，防滲漏就顯得特別重要。要求兩法蘭結(jié)合面必須保證其平直度，無(wú)飄扭現(xiàn)象。加強(qiáng)板和法蘭應(yīng)盡量在整塊鋼板上切割而不拼接。法蘭和蓋板上加工有密封圈，在施工中要特別注意保護(hù)。密封用3mm厚石棉橡膠墊片，不允許有折裂。安裝人孔蓋板上緊螺栓時(shí)，要成對(duì)角均勻用力，以防孔蓋變形。。。。。。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/365851.html</p></div></div></div></div></div><div id="5e8tqne" class="page-right twoColRt"><div id="3rogsz3" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="2dfhovs" 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="k2prtah" class="recomPic likePro"><a 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