点击图片查看大图
一、不锈钢截止阀应用规范:
1、设计制造按GB12235-89
2、结构长度按GB12221-89
3、法兰尺寸按JB/G79-94
4、阀门检查和试验按GB13927
二、不锈钢截止阀性能规范：
|
型号
|
公称压力
|
试验压力
|
工作温度(℃)
|
适用介质
|
||
|
强度(水)(Mpa)
|
密封(水)空气(Mpa)
|
低压密封空气(Mpa)
|
||||
|
J41W-16P(R)
|
1.6
|
2.4
|
1.8
|
0.6
|
≤200
|
NITRIC ACID
|
|
J41W-25P(R)
|
2.5
|
3.8
|
2.8
|
0.6
|
≤200
|
硝酸类
|
|
ACETIC ACID
|
||||||
|
醋酸类
|
||||||
|
NITRIV ACID
|
||||||
|
硝酸类
|
||||||
|
J41W-40P(R)
|
4.0
|
6.0
|
4.4
|
0.6
|
≤200
|
ACETIC ACID
|
|
J41W-64P(R)
|
6.4
|
9.6
|
7.0
|
0.6
|
≤200
|
醋酸类
|
三、不锈钢截止阀主要零件材质：
|
零件名称
|
ZG1Cr18Ni9Ti系列
|
ZG00Cr18Ni10系列
|
ZG1Cr18Ni12Mo2Ti系列
|
ZG00Cr17Ni14Mo2系列
|
WCB系列
|
|
阀体/阀盖
|
ZG1Cr18Ni9Ti
|
ZG00Cr18Ni10
|
ZG1Cr18Ni12Mo2Ti
|
ZG00Cr17Ni14Mo2
|
WCB
|
|
阀瓣
|
ZG1Cr18Ni9Ti
|
ZG00Cr18Ni10
|
ZG1Cr18Ni12Mo2Ti
|
ZG00Cr17Ni14Mo2
|
1Cr13
|
|
阀杆
|
ZG1Cr18Ni9Ti
|
00Cr18Ni10
|
1Cr18Ni12Mo2Ti
|
00Cr17Ni14Mo2
|
1Cr13
|
|
填料
|
PTFE编织
|
PTFE编织
|
PTFE编织
|
PTFE编织
|
石墨
|
|
垫片
|
304+PTFE
|
304L+PTFE
|
316+PTFE
|
316L+PTFE
|
石墨+304
|
|
压盖
|
ZG1Cr18Ni9Ti
|
ZG00Cr18Ni10
|
ZG1Cr18Ni12Mo2Ti
|
ZG00Cr17Ni14Mo2
|
WCB
|
|
填料压环
|
1Cr18Ni9Ti
|
00Cr18Ni10
|
1Cr18Ni12Mo2Ti
|
00Cr17Ni14Mo2
|
1Cr13
|
|
螺栓
|
1Cr17Ni2
|
1Cr17Ni2
|
1Cr17Ni2
|
1Cr17Ni2
|
35CrMoA
|
|
螺母
|
1Cr18Ni9Ti
|
1Cr18Ni9Ti
|
1Cr18Ni9Ti
|
1Cr18Ni9Ti
|
45
|
