H76H/W型美标对夹式止回阀的功能是用来防止管路中的介质倒流。止回阀属于自动阀类，启闭件靠流动介质的力量自行开启或关闭。只用于介质单向流动的管路上，阻止介质回流，以防发生事故。适用介质为：水、油品、蒸汽、酸性介质等。【结构图】【主要尺寸及重量】型号公称压力PN/MPa4501.05001.62.54.0公称通径DN/mm尺寸/mm重量/kg尺寸/mm重量/kg尺寸/mm重量/kg尺寸/mm重量/kgLDLDLDLDH76型50601091.8601091.8601092601092.465671292.6671292.6671293.2671293.880731443.6731444.2731444.8731445.6100731644.8731645.2731706731707.5125831946.3831946.78319898319811150982208.7982209.49822812982281520012727516.52727518.7127288221272932725014633026.214633329.4146343381463554830018138042.318138848.51814035418142078350184440581844486618446080222480116400196493761984989019852011823254915245020354398203558130------500219598120219630186------600222698235222734298----【主要性能规范及材料】公称压力PN/MPaH76H/W型美标对夹式止回阀型号1.0H76H-10CH76W-10PH76W-10P8H76W-10P3H76W-10RH76W-10R8H76W-10R31.6H76H-16CH76W-16PH76W-16P8H76W-16P3H76W-16RH76W-16R8H76W-16R32.5H76H-25H76W-25PH76W-25P8H76W-25P3H76W-25RH76W-25R8H76W-25R34.0H76H-40H76W-40PH76W-40P8H76W-40P3H76W-40RH76W-40R8H76W-40R3主要零件材料阀体WCBZG1Gr-18Ni9TiCF8CF3ZG1Gr-18Ni12Mo2TiCF8MCF3M阀瓣阀座铬不锈钢1Gr18Ni9Ti0Gr18Ni9(304)00Gr18Ni10(304L)1Gr18Ni-12M02Ti0Gr18Ni12-Mo2(316)00Gr17Ni14-Mo2(316L)适用工况适用介质水、蒸汽、油品等硝酸等腐蚀性介质强氧化性介质醋酸等腐蚀性介质碳素等腐蚀性介质工作温度/℃≤450≤200试验压力Pa壳体1.5PN密封1.1PN更多华天阀门产品欢迎进入上海华天机电设备公司主页或来电咨询021-60402001)