品牌福泰种类NRVZ静音式止回阀材质不锈钢连接形式法兰结构形式角式型号J44W公称通径DN50（mm）适用介质水形态旋塞式压力环境低压标准国标流动方向单向驱动方式手动工作温度常温类型(通道位置)直角式性能范围型号公称压力试验压力工作温度(℃)适用介质强度(水)密封(水)空气(MPa)低压密封空气(MPa)J44W-16P(R)1.62.41.80.6≤200NITRICACID硝酸类J44W-25P(R)2.53.82.80.6≤200ACETICACID醋酸类J44W-40P(R)4.06.04.40.6≤200NITRICACID硝酸类主要零件材料零件名称材料阀体、阀盖Cf8、CF3、CF8M、CF3M阀瓣304、304L、316、316L阀杆304、304L、316、316L阀杆螺母铝铁青铜Albronze手轮灰铸铁、可锻铸铁主要外形及结构尺寸DNLDD1D2fbzxφdDoH1H2207510575503164xφ1490188205258011585533164xφ141002502753290135100663184xφ1812027530340100145110703184xφ1814030334350115160125903204xφ18160310350651451801451173204xφ18180337372801551951601303228xφ182204254901001752151801503248xφ182404355151252002452101733248xφ1828050058515024028024020032412xφ2332055464020030033529524832712xφ23400718868性能范围型号公称压力试验压力工作温度(℃)适用介质强度(水)密封(水)空气(MPa)低压密封空气(MPa)J44W-16P(R)1.62.41.80.6≤200NITRICACID硝酸类J44W-25P(R)2.53.82.80.6≤200ACETICACID醋酸类J44W-40P(R)4.06.04.40.6≤200NITRICACID硝酸类主要零件材料零件名称材料阀体、阀盖Cf8、CF3、CF8M、CF3M阀瓣304、304L、316、316L阀杆304、304L、316、316L阀杆螺母铝铁青铜Albronze手轮灰铸铁、可锻铸铁主要外形及结构尺寸DNLDD1D2fbzxφdDoH1H2207510575503164xφ1490188205258011585533164xφ141002502753290135100663184xφ1812027530340100145110703184xφ1814030334350115160125903204xφ18160310350651451801451173204xφ18180337372801551951601303228xφ182204254901001752151801503248xφ182404355151252002452101733248xφ1828050058515024028024020032412xφ2332055464020030033529524832712xφ23400718868性能范围型号公称压力试验压力工作温度(℃)适用介质强度(水)密封(水)空气(MPa)低压密封空气(MPa)J44W-16P(R)1.62.41.80.6≤200NITRICACID硝酸类J44W-25P(R)2.53.82.80.6≤200ACETICACID醋酸类J44W-40P(R)4.06.04.40.6≤200NITRICACID硝酸类主要零件材料零件名称材料阀体、阀盖Cf8、CF3、CF8M、CF3M阀瓣304、304L、316、316L阀杆304、304L、316、316L阀杆螺母铝铁青铜Albronze手轮灰铸铁、可锻铸铁主要外形及结构尺寸DNLDD1D2fbzxφdDoH1H2207510575503164xφ1490188205258011585533164xφ141002502753290135100663184xφ1812027530340100145110703184xφ1814030334350115160125903204xφ18160310350651451801451173204xφ18180337372801551951601303228xφ182204254901001752151801503248xφ182404355151252002452101733248xφ1828050058515024028024020032412xφ2332055464020030033529524832712xφ23400718868性能范围型号公称压力试验压力工作温度(℃)适用介质强度(水)密封(水)空气(MPa)低压密封空气(MPa)J44W-16P(R)1.62.41.80.6≤200NITRICACID硝酸类J44W-25P(R)2.53.82.80.6≤200ACETICACID醋酸类J44W-40P(R)4.06.04.40.6≤200NITRICACID硝酸类主要零件材料零件名称材料阀体、阀盖Cf8、CF3、CF8M、CF3M阀瓣304、304L、316、316L阀杆304、304L、316、316L阀杆螺母铝铁青铜Albronze手轮灰铸铁、可锻铸铁主要外形及结构尺寸DNLDD1D2fbzxφdDoH1H2207510575503164xφ1490188205258011585533164xφ141002502753290135100663184xφ1812027530340100145110703184xφ1814030334350115160125903204xφ18160310350651451801451173204xφ18180337372801551951601303228xφ182204254901001752151801503248xφ182404355151252002452101733248xφ1828050058515024028024020032412xφ2332055464020030033529524832712xφ23400718868)