|
序號 |
材料
標準 零件名稱 |
材料牌號 |
|
碳鋼 |
不銹鋼 |
|
GB |
ASTM |
GB |
ASTM |
|
01 |
閥體 |
WCB |
A216-WCB |
ZG1Cr18Ni9Ti
ZG1Cr18Ni12Mo2Ti |
CF8/CF8M/
CF3/CF3M |
|
02 |
閥蓋 |
WCB |
A216-WCB |
ZG1Cr18Ni9Ti
ZG1Cr18Ni12Mo2Ti |
CF8/CF8M/
CF3/CF3M |
|
03 |
雙頭螺柱 |
35CrMoA |
A193-B7 |
1Cr17Ni2 |
A193-B8M |
|
04 |
螺母 |
45 |
A194-2H |
0Cr18Ni |
A194-8M |
|
05 |
墊圈 |
金屬夾石墨 |
|
06 |
球體 |
2Cr13滲氮 |
A276-410滲氮 |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti滲氮 |
F304/F316
/F304L/F316L
滲氮 |
|
07 |
閥座 |
2Cr13滲氮 |
A276-410滲氮 |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti滲氮 |
F304/F316
/F304L/F316L
滲氮 |
|
08 |
閥座支承圈 |
2Cr13 |
A276-410 |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti |
F304/F316
/F304L/F316L |
|
09 |
閥座彈簧 |
17-7PH |
17-7PH |
17-7PH |
17-7PH |
|
10 |
閥座密封圈 |
石墨 |
|
11 |
閥桿 |
2Cr13 |
A276-410 |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti |
F304/F316
/F304L/F316L |
|
12 |
止推軸承 |
金屬夾PTFE |
|
1, 3 |
閥桿填料 |
石墨 |
|
14 |
填料壓環 |
2Cr13 |
A276-410 |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti |
F304/F316
/F304L/F316L |
|
15 |
填料壓蓋 |
WCB |
A216-WCB |
ZG1Cr18Ni9Ti
ZG1Cr18Ni12Mo2Ti |
CF8/CF8M/
CF3/CF3M |
|
16 |
螺釘 |
35CrMoA |
A193-B7 |
1Cr17Ni2 |
A193-B8M |
|
17 |
定位板 |
2Cr13 |
A276-410 |
1Cr18Ni9Ti |
304 |