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H71 對夾升降式止回閥 H71 Wafer Upward-Downward Check Valve 使用說明書 Operating Manual 概述 1. Introduction 產(chǎn)品型號: H71 Mode of Product: H71 產(chǎn)品名稱:對夾升降式止回閥 Name of Product: Wafer Upward-Downward Check Valve 產(chǎn)品特點: Features of Product: 一、 流體力學(xué)性能: H71對夾升降式止回閥的體積流量與壓力降關(guān)系: 2. Performance of Hydrodynamics: Relationship between volume flow and differential pressure of H71 Wafer Upward-Downward Check Valve 水的當(dāng)量體積流
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H71系列對夾升降式止回閥型號,材料說明 配管法蘭 公稱壓力 常規(guī)產(chǎn)品型號 JB/T 74 ~90、 GB/T 9112 ~9124、 HG 20592 ~20614 PN1.0MPa H71H-10C H71W-10P H71W-10P8 H71W-10P3 H71W-10R H71W-10R8 H71W-10R3 PN1.6MPa H71W-16C H71W-16P H71W-16P8 H71W-16P3 H71W-16R H71W-16R8 H71W-16R3 PN2.5MPa H71W-25 H71W-25P H71W-25P8 H71W-25P3 H71W-25R H71W-25R8 H71W-25R3 PN4.0MPa H71W-40 H71W-40P H71W-40P8 H71W-40P3 H71W-40R H71W-40R8 H71W-40R3 PN6.3
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