应用规范：
1、设计制造造GB12235-89
2、结构长度按GB12221-89
3、法兰尺寸按JB/T79-94
4、阀门检查和试验按APID.598
主要零件材料
|
序号
No. |
材料标准
|
材料牌号
|
序号
No. |
材料标准
|
材料牌号
|
||||||
|
碳钢
|
不锈钢
|
碳钢
|
不锈钢
|
||||||||
| 零件名称 |
GB
|
ASTM
|
GB
|
ASTM
|
零件名称
|
GB
|
ASTM
|
GB
|
ASTM
|
||
|
01
|
阀体
|
WCB
|
A216-WCB
|
ZG1Cr18Ni9Ti
ZG1Cr18Ni12Mo2Ti |
CF8/CF8M/
CF3/CF3M |
10
|
阀座密封圈
|
石墨
|
|||
|
02
|
阀盖
|
WCB
|
A216-WCB
|
ZG1Cr18Ni9Ti
ZG1Cr18Ni12Mo2Ti |
CF8/CF8M/
CF3/CF3M |
11
|
阀杆
|
2Cr13
|
A276-410
|
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti |
F304/F316/
F304L/F316L |
|
03
|
双头螺柱
|
35CrMoA
|
A193-B7
|
1Cr17Ni2
|
A193-B8M
|
12
|
止推轴承
|
金属夹PTEE
|
|||
|
04
|
螺母
|
45
|
A194-2H
|
0Cr18Ni
|
A194-8M
|
13
|
阀杆填料
|
石墨
|
|||
|
05
|
垫圈
|
金属夹石墨
|
14
|
填料压环
|
2Cr13
|
A276-410
|
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti |
F304/F316/
F304L/F316L |
|||
|
06
|
球体
|
2Cr13渗氮
|
A276-410渗氮
|
1Cr18Ni9Ti
1Cr18Ni12Mo2T 渗氮 |
F304/F316/
F304L/F316L 渗氮 |
15
|
填料压盖
|
WCB
|
A216-WCB
|
ZG1Cr18Ni9Ti
ZG1Cr18Ni12Mo2Ti |
CF8/CF8M/
CF3/CF3M |
|
07
|
阀座
|
2Cr13渗氮
|
A276-410渗氮
|
1Cr18Ni9Ti
1Cr18Ni12Mo2T 渗氮 |
F304/F316/
F304L/F316L 渗氮 |
16
|
螺钉
|
35CrMoA
|
A193-B7
|
1Cr17Ni2
|
A193-B8M
|
|
08
|
阀座支承圈
|
2Cr13
|
A276-410
|
1Cr18Ni9Ti
1Cr18Ni12Mo2T |
F304/F316/
F304L/F316L |
17
|
定位板
|
2Cr13
|
A276-410
|
1Cr18Ni9Ti
|
304
|
|
09
|
阀座弹簧
|
17-7PH
|
17-7PH
|
17-7PH
|
17-7PH
|
|
|
|
|
|
|
