序号 |
材料
标准 零件名称 |
材料牌号 |
碳钢 |
不锈钢 |
GB |
ASTM |
GB |
ASTM |
01 |
阀体 |
WCB |
A216-WCB |
ZG1Cr18Ni9Ti
ZG1Cr18Ni12Mo2Ti |
CF8/CF8M/
CF3/CF3M |
02 |
阀盖 |
WCB |
A216-WCB |
ZG1Cr18Ni9Ti
ZG1Cr18Ni12Mo2Ti |
CF8/CF8M/
CF3/CF3M |
03 |
双头螺柱 |
35CrMoA |
A193-B7 |
1Cr17Ni2 |
A193-B8M |
04 |
螺母 |
45 |
A194-2H |
0Cr18Ni |
A194-8M |
05 |
垫圈 |
金属夹石墨 |
06 |
球体 |
2Cr13渗氮 |
A276-410渗氮 |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti渗氮 |
F304/F316
/F304L/F316L
渗氮 |
07 |
阀座 |
2Cr13渗氮 |
A276-410渗氮 |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti渗氮 |
F304/F316
/F304L/F316L
渗氮 |
08 |
阀座支承圈 |
2Cr13 |
A276-410 |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti |
F304/F316
/F304L/F316L |
09 |
阀座弹簧 |
17-7PH |
17-7PH |
17-7PH |
17-7PH |
10 |
阀座密封圈 |
石墨 |
11 |
阀杆 |
2Cr13 |
A276-410 |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti |
F304/F316
/F304L/F316L |
12 |
止推轴承 |
金属夹PTFE |
1, 3 |
阀杆填料 |
石墨 |
14 |
填料压环 |
2Cr13 |
A276-410 |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti |
F304/F316
/F304L/F316L |
15 |
填料压盖 |
WCB |
A216-WCB |
ZG1Cr18Ni9Ti
ZG1Cr18Ni12Mo2Ti |
CF8/CF8M/
CF3/CF3M |
16 |
螺钉 |
35CrMoA |
A193-B7 |
1Cr17Ni2 |
A193-B8M |
17 |
定位板 |
2Cr13 |
A276-410 |
1Cr18Ni9Ti |
304 |