供应凸耳对夹止回阀 铜止回阀

凸耳对夹双瓣旋启式止回阀详细说明此阀门结构长度很短、体积小、重量轻，为阀门的安装、搬运、存放及管道的布置带来很大的便利，并能大量节约材料、降低造价；阀体为整体结构，简单紧凑、阀门关闭时冲击力小，水锤压力小，阀门寿命长，可靠性高。型号:H76W-150LB 材质 阀体:wcb lcc wc5 cf8 cf3 cf8m cf3m 阀瓣:cf3 cf8 cf3m cf8m 阀座:堆焊13cr 堆焊304 堆焊316 阀轴:304 316 304l 316l 弹簧:304 316 304l 316l 公称压力:pn1.0~42.0mpa 公称通径:dn50~1200mm 工作温度:-196~540℃ 适用介质水,蒸汽,油品,硝酸,醋酸,强氧化性介质及尿素等多种介质 用途:防止各种管路上介质的倒流 注:美标.国标均有``（铸件壳体H76型）凸耳对夹双瓣旋启式止回阀压力级口径尺寸（mm）重量（Kg）配管法兰（供参考）NPSDNLD1D2D3D4P螺孔数量螺孔直径d1n螺栓数量螺栓直径d螺栓长度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图文传真:0532-8563 6656:1370 6427 055   : 335 1358天津塘美瓦特斯阀门有限公司青岛销售处