H44H-API止回阀产品执行标准类型设计与制造结构长度法兰尺寸压力-温度试验-检验旋启式止回阀ANSIB16.34ANSIB16.10ANSIB16.15ANSIB16.34API598升降式止回阀BSI868产品性能规范公称压力150300600900强度试验MPa3.17.8151323.1Lbf/in2450112522253350水密封试验MPa2.25.611.216.8Lbf/in231581516302440气密封试验MPa0.5～0.7Lbf/in260～100主要零件材料体、盖、瓣、摇杆、导向套销轴垫片密封面工作温度适用介质WCB2Cr13增加柔性石墨1Cr13，柔性石墨不锈钢，耐酸石棉13CrSTL本体材料PTFE尼龙≤425水、蒸汽、油品、硝酸类、醋酸类、强氧化介质、尿素WC1≤450WC6≤540WC9≤570C5C12≤550CF8304≤600CF3316CF8M304LCF3M316L主要外形和连接尺寸单位：mmNPSDNClass150Lb/300Lb/600LbWTinmmLDD1D2bZ-φdH2″50203157120.79219.504-191611721/2″65216178139.710522.54-19180233″80241190.5152.4127244-19190334″100292229190.50157.2248-19220446″150356279241.521625.58-22.5257788″200495343298.5270298-22.529213710″25062240636232430.512-2535020712″3006984834323813212-2539827914″350787533476184133512-2944538716″400864597539.84703716-2949044618″450978635577.85334016-3252062120″5009786986355844320-3254677024″6001295813749.36924820-358809702″502671651279222.58-19179.52021/2″65292190150105258-22190243″8031821016812729.08-22.5212.4404″10035625420015732.012-22.5246516″150445317.5269.721637.012-22.5292908″20053338133027041.512-25.532817510″250622444.538732448.016-28.5378.621012″30071l52145138151.016-3242028614″350838584514545420-3247040016″400864648572575720-3553055018″450978711629606024-3558470020″5001016775686646424-3561086024″6001346914813707024-4186019312″5029216512792258-192033421/2″65330190150105298-22229453″80356210168127328-22235634″100432273216157388-252861146″150559356292216488-293302078″2006604193492705612-2938138710″2507875084323246412-3245758012″3008385594893816716-3558477814″3508896035274137020-38635986916″4009916866034707620-416841380)