H44W旋启式止回阀

主要外形尺寸和连接尺寸The main dimensions  and connection dimensions

国标(GB)1.6MPa     单位：mm型号

TYPE公称通径

DN(mm)尺寸（mm）DimensionsLDD1D2bZ-ΦdHH42W-16P(R)4020014511085164-1814050230160125100164-1814765290180145120184-1816080310195160135208-18172100350215180155208-18178125400245210185228-18250150480280240210248-232552005503352952652612-232952506004053553203012-254423008504604103753012-254503509805204704353416-2554040011005805254853616-3055550012507056506084420-34650

性能规范Specifications

公称压力: 1.0,1.6,2.5,4 .0,6.4Mpa

强度试验: PT1.5,2.4,3.75,6.0,9.6Mpa

密封试验: 1.1,1.76,2.75,4.4,7.04Mpa

气密封试验 :0.6Mpa

适用介质: 硝酸类，醋酸类

适用温度: ≦200℃

Nominal pressure: 1.0,1.6,25,4.0,6.4Mpa

Strength test: PT1.5.2.4,3.75.6.0,9.6 Mpa

Seal Test 1. 1,1.76,2.75,4.4,7.0 Mpa

Gas seal test: 0.6Mpa

Suitable medium: nitric acid, acetic acid

Suitable temperature: ≦200℃

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