H44H旋启式止回阀
H44旋启式止回阀选用于公称压力PN1.6~6.4MPa,工作温度-29~550℃的石油、化工、火力电站等各种工况的管路上。适用介质为:水、油品、蒸汽等。结构与特点1、选材考究,符合国内、外相关标准,材料的***质量高。2、密封副配对***合理,阀瓣、阀座密封面采用铁基合金或司太立(Stellite)钴基硬质合金堆焊面成,耐磨、耐高温、耐腐蚀、抗擦伤性能好,使用寿命长。3、产品按***标准GB/T12235设计制造。4、可采用各种配管法兰标准及法兰密封型式,满足各种工程需要及用户要求。5、阀体材料品种齐全,垫片可根据实际工况或用户要求合理选配,能适用于各种压力、温度及介质工况。可按用户要求设计制造不同结构形式和连接形式的止回阀,为各种设备配套使用连接尺寸表型号公称压力PN(MPa)公称通径DN(mm)尺寸(mm)重量(Kg)LDD1D2bZ-dD3HH44H-16CH44W-16PH44W-16R1.64020014511088204-1814510315.250230160125102204-1818516021.365290180145122228-1821517528.180310195160133228-1823518537.6100350230180158248-2327022056.7125400270210184288-2534024891150480300240212308-253752701292005503602952683412-254353502102506504253553203612-305154152903007504854103704016-303203508505504704304416-34420型号公称压力PN(MPa)公称通径DN(mm)尺寸(mm)重量(Kg)LDD1D2bZ-dD3HH44H-25CH44W-25PH44W-25R2.54020014511088204-1814510315.250230160125102204-1818516021.365290180145122228-1821517528.180310195160133228-1823518537.6100350230180158248-2327022056.7125400270210184288-2534024891150480300240212308-253752701292005503602952683412-254353502102506504253553203612-305154152903007504854103704016-303203508505504704304416-34420)