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href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/second-_wjgj/">五金、工具</a>?<a href="http://www.cdcfah.com/cp/third-wjgj_guanjianbi/">管件</a>?廣西人孔哪家強(qiáng) 客戶至上河北海浩高壓法蘭管件供應(yīng)</p><div id="kz8k9sc" class="leftbox clearfix"><h1>廣西人孔哪家強(qiáng) 客戶至上河北海浩高壓法蘭管件供應(yīng)</h1><div id="zo33j34" class="proBig"><div id="ixr9szg" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/7/4/17/636978582421835223_hbhhgs_4597277.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="ncuoprt" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/7/4/17/636978582421835223_hbhhgs_4597277.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="gvxho8r" 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>廣西人孔哪家強(qiáng)</p><p><span>***更新：</span>2020-06-18 13:19:44</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="ujlacx3" 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="ztqahtq" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="l3wy7ik" class="box"><p><p style="text-indent:25px">人孔已有成型產(chǎn)品，廣西人孔哪家強(qiáng)，直徑通常為600mm，廣西人孔哪家強(qiáng)。人孔中心距地板一般為750mm。便于工作人員在安裝、清洗，廣西人孔哪家強(qiáng)、維護(hù)時(shí)進(jìn)出油罐或通風(fēng)。非金屬油罐的人孔設(shè)在罐頂上，金屬油罐的人孔設(shè)在罐壁相當(dāng)下圈板上。大都為直徑600mm的圓孔，其中心距底板750mm，為油罐清洗或維修人員進(jìn)出油罐用，又稱作道門(mén)。檢修清理油罐時(shí)刻利用人孔進(jìn)行采光和通風(fēng)。立式油罐的容量在5000m3以下時(shí)設(shè)1~2個(gè)人孔，5000m3以上的設(shè)2個(gè)人孔。人孔的安裝應(yīng)與進(jìn)出油管線相隔不大于90°。當(dāng)只設(shè)一個(gè)人孔時(shí)，應(yīng)將其置于罐頂透光孔的對(duì)面；當(dāng)設(shè)2個(gè)人孔時(shí)，其中一個(gè)設(shè)在透光孔的對(duì)面，另一個(gè)應(yīng)至少與***個(gè)人孔相隔90°。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣西人孔哪家強(qiáng)" src="http://tyunfile.71360.com/UpLoadFile/2019/7/4/17/636978582421835223_hbhhgs_4597277.jpg"></div><p style="text-indent:25px">人孔是安裝在儲(chǔ)罐頂上的安全應(yīng)急通氣裝置，通常與防火器、機(jī)械呼吸閥配套使用，既能避免因意外原因造成罐內(nèi)急劇超壓或真空時(shí)，損壞儲(chǔ)罐而發(fā)生事故，又有起到安全阻火作用，是保護(hù)儲(chǔ)罐的安全裝置，特別適用于貯存物料以氮?dú)夥忭數(shù)墓绊敵汗?。具有定壓排放、定壓吸入、開(kāi)閉靈活、安全阻火、結(jié)構(gòu)緊湊、密封性能好、安全可靠等優(yōu)點(diǎn)。人孔分為緊急泄壓人孔、防爆阻火呼吸人孔、罐頂人孔、罐壁人孔和帶芯人孔等。人孔一般由304、316L不銹鋼鋼板或者碳鋼制作而成。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣西人孔哪家強(qiáng)" 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/301844.html</p></div></div></div></div></div><div id="mbdfwt8" class="page-right 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