概述

該閥門主要用于供水、供熱及制酸等具有強氯化性的介質(zhì)的系統(tǒng)里，

常配作為鍋爐附件等。由于外型輕巧，結(jié)構(gòu)簡單，彈簧裝置加速了閥掰的關(guān)閉，

可適當(dāng)?shù)南N。一般適用于對安裝空間有限制的場所。

Overview

This valve is mainly used in the system carrying strong oxidative mediums in

 water and heat supply and acid making etc., usually used as accessories for

 boilers. Provded with exquisite profile and simple structure, its spring device

 functions to speed up the close of disc to eliminate water hammer. 

This valve is applicable for space-restricted locations.

主要零件材質(zhì)Main Parts and Materials

型號

Type

公稱壓力（MPa）

Nominal Pressure

試驗壓力Ps（MPa）

Test Pressure PS

工作溫度（℃）

Working

Temperature（℃）

工作壓力P（MPa）

Working pressure

適用介質(zhì)

Applicable

Medium

殼體Shell

密封Seal

H71H-C

1.0

1.5

1.1

≤200

1.0

水、蒸汽、油品、

硝酸及尿素等

氧化性腐蝕性介質(zhì)

Water，steam，oil，oxygen，

Such as nitric acid and

Urea，etc.Melting

Corrosivity medium

H71W-P

1.6

2.4

1.76

1.6

2.5

3.8

2.8

2.5

H71W-R

4.0

6.0

4.4

4.0