序号
No. |
材料标准 |
材料牌号 |
|
碳钢 |
不锈钢 |
|
零件名称 |
GB |
ASTM |
GB |
ASTM |
|
01 |
底盖 |
25 |
A105 |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti |
F304/F316/
F304L/F316L |
|
02 |
底盖螺钉 |
35CrMoA |
A193-B7 |
1Cr17Ni2 |
A193-B8M |
|
03 |
垫圈 |
氟橡胶；PTFE；金属夹石墨 |
|
04 |
止推轴承 |
金属夹PTFE |
|
05 |
下阀杆 |
2Cr13 |
A276-410 |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti |
F304/F316/
F304L/F316L |
|
06 |
下阀杆轴承 |
金属夹PTFE |
|
07 |
排污塞 |
2Cr13 |
A276-410 |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti |
F304/F316/
F304L/F316L |
|
08 |
阀体 |
WCB |
A216-WCB |
ZG1Cr18Ni9Ti
ZG1Cr18Ni12M02Ti |
CF8/CF8M/
CF3/CF3M |
|
09 |
阀座O形圈 |
氟橡胶 |
氟橡胶 |
氟橡胶 |
氟橡胶 |
|
10 |
阀座弹簧 |
17-7PH |
17-7PH |
17-7PH |
17-7PH |
|
11 |
阀座 |
PTFE;PPL |
PTFE;PPL |
PTFE;PPL |
PTFE;PPL |
|
12 |
阀座支承圈 |
25镀铬
25HRC |
A105镀铬
A105HRC |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti |
F304/F316/
F304L/F316 |
|
13 |
球体 |
1Cr18Ni9Ti |
304 |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti |
F304/F316/
F304L/F316 |
|
14 |
球体键 |
40Cr |
40Cr |
1Cr17Ni2 |
1Cr17Ni2 |
|
15 |
上阀杆 |
2Cr13 |
A276-410 |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti |
F304/F316/
F304L/F316L |
