凸耳對(duì)夾雙瓣旋啟式止回閥詳細(xì)說明此閥門結(jié)構(gòu)長(zhǎng)度很短、體積小、重量輕，為閥門的安裝、搬運(yùn)、存放及管道的布置帶來很大的便利，并能大量節(jié)約材料、降低造價(jià)；閥體為整體結(jié)構(gòu)，簡(jiǎn)單緊湊、閥門關(guān)閉時(shí)沖擊力小，水錘壓力小，閥門壽命長(zhǎng)，可靠性高。型號(hào):H76W-150LB 材質(zhì) 閥體:wcb lcc wc5 cf8 cf3 cf8m cf3m 閥瓣:cf3 cf8 cf3m cf8m 閥座:堆焊13cr 堆焊304 堆焊316 閥軸:304 316 304l 316l 彈簧:304 316 304l 316l 公稱壓力:pn1.0~42.0mpa 公稱通徑:dn50~1200mm 工作溫度:-196~540℃ 適用介質(zhì)水,蒸汽,油品,硝酸,醋酸,強(qiáng)氧化性介質(zhì)及尿素等多種介質(zhì) 用途:防止各種管路上介質(zhì)的倒流 注:美標(biāo).國(guó)標(biāo)均有``（鑄件殼體H76型）凸耳對(duì)夾雙瓣旋啟式止回閥壓力級(jí)口徑尺寸（mm）重量（Kg）配管法蘭（供參考）NPSDNLD1D2D3D4P螺孔數(shù)量螺孔直徑d1n螺栓數(shù)量螺栓直徑d螺栓長(zhǎng)度L1RFRJinmminmmRFRJClass150PN2.0MPa25060120.592102515682.5543/4191.6445/8M161401552 1/26567139.51051216573101.643/4191.65.545/8M1615016538073152.51271338088114.343/4191.6745/8M16160175410073190.5157171102108149.22583/4191.61185/8M16170185512586216186194127132171.4587/8221.61583/4M20190205615098241.5216219152160193.67587/8221.61983/4M202052208200127298.5270273203210247.6587/8221.63683/4M2024025510250146362324330254266304.801121251.661127/8M2427028512300181432381406305310381.001121251.6119127/8M2431032514350184476413425350355396.876121 1/8291.6131121M2732534016400191540470483400405454.026161 1/8291.6180161M2734035518450203578533546450455517.526161 1/4321.6203161 1/8M3036538020500219635584597500505558.801201 1/4321.6275201 1/8M3038540024600222749.5692711600605673.101201 1/4351.6314201 1/4M3340542028700305795.5762_700700_407/8221.6910403/4M20455_ : 0532-8563 6636圖文傳真:0532-8563 6656:1370 6427 055   : 335 1358天津塘美瓦特斯閥門有限公司青島銷售處