H41W不锈钢升降式止回阀主要性能规范试验压力公称压力（MPa）1.62.54.06.410.0壳体试验2.43.86.09.615.0密封试验1.82.84.47.111.0阀体材料WCB(C)CF8(P)CF8M(R)WC6WC9工作温度≤425≤100≤100≤550≤550适用介质水、蒸汽、油品硝酸类醋酸类水、蒸汽水、蒸汽H41W不锈钢升降式止回阀执行标准设计制造：GB12235结构长度：GB12221连接法兰：JB/T79-1994试验与检验：JB/T9092-1999H41W不锈钢升降式止回阀主要连接尺寸公称通径PN1.6/2.5/4.0MPaPN6.4MPaPN10.0MPaLHLHLHDN32180100260160260165DN40200110260165260170DN50230115300170300175DN65290140340185340190DN80310170380205380235DN100350200430230430265DN125400230500265500310DN150480255550310550350DN200600285650350650400)