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偏心半球阀 PRODUCTS INFO
产品名称:偏心半球阀
编  号:141137-677
型  号:141137-677
更新时间:2013.04.15
出品单位:广腾阀门(上海)有限公司

广腾偏心半球阀介绍

   一、实验压力 单位:MPa

公称压力 
Nominal pressures

常温最大工作压力 
The maximum working
pressure at room temperature

壳体实验压力 
Shells test pressure

气密封试验压力 
Gas seal
testing pressure

高压密封实验压力 
High-pressure
sealing test pressure

1.6

1.6

2.4

0.6

1.76

2.5

2.5

3.8

0.6

2.75

4.0

4.0

6.0

0.6

4.4

6.4

6.4

9.6

0.6

7.1

Class150

2.0

3.0

0.6

2.2

Class300

5.0

7.5

0.6

5.5

 

二、使用范围


壳体材料
Shells materials

阀座材料
Valve seats materials

适作温度
applicabletemperature

适用介质
applicable medium

碳钢C
C-type carbon steel

PTFE+不锈钢
PTFE+ stainless steel

≤150

水、蒸汽
油品等
water ,the steam,
the oil quality and so on

不锈钢
stainless steel

≤250

铬镍钛钢P
chromium nickel
titanium steel P

PTFE+不锈钢
PTFE+ stainless steel

≤150

硝酸类
niter acids

不锈钢
stainless steel

≤200

铬镍钼钛钢P
chromium nickel
titanium steel P

PTFE+不锈钢
PTFE+ stainless steel

≤150

醋酸类
vinegar acids

不锈钢
stainless steel

≤200

铬镍钼钛钢I
chromium nickel
titanium steel I

本体+硬质合金
main bodies
+ hard alloy

≤550

蒸汽、冶
炼、能源
steam, smelting
the energy

 

三、主要零件材料 major parts materials


阀体、阀盖 
Valves bodies
the valve cover

GB

WCB

ZG1Cr18Ni9Ti

ZG0Cr18Ni12MoTi

ZG15Cr1Mo1v

ASTM

WCB

CF8

CF8M

WC9

球体 
spheroids

GB

ZG2Cr13

ZG1Cr18Ni9Ti/
表面特殊处理 
surfaces special handling

ZG0Cr18Ni12MoTi
表面特殊处理 
surfaces special handling

ZG15Cr1Mo1v
表面特殊处理 
surfaces special handling

ASTM

CA15

CF8+HF

CF8+HF

WC9+HF

阀杆 
valve stem

GB

2Cr13

1Cr18Ni9Ti

0Cr18Ni12MoTi

25Cr2Mo2v

ASTM

420

304

316

F22a

阀座 
valve seats

GB

PTFE

2Cr13

PTFE

1Cr18Ni9Ti

PTFE

0Cr18Ni12MoTi

D517

ASTM

PTFE

420

PTFE

304

PTFE

316

HF

填料 
packing

GB

PTFE

柔性石墨 
flexible graphite

PTFE

柔性石墨 
flexible graphite

PTFE

柔性石墨 flexible graphite

柔性石墨 
flexible graphite

ASTM

PTFE

柔性石墨 
flexiblegraphite

PTFE

柔性石墨 
flexible graphite

PTFE

柔性石墨 flexible graphite

柔性石墨 
flexible graphite

螺栓 
bolts

GB

25

0Cr18Ni9

0Cr18Ni9

15Cr1Mo1v

ASTM

A193 B7

A320-B8

A320-B8

A193 B16

螺母 
nuts

GB

45

0Cr18Ni9

0Cr18Ni9

20CrMo

ASTM

A194 2H

A194-8

A194-8

A194-4

 

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