序号 | 名称 | 材料牌号 |
碳钢 | 不锈钢 |
GB | ASTM | GB | ASTM |
1 | 阀体 | WCB | A216-WCB | ZG1Cr18Ni9Ti/ ZG1Cr18Ni12Mo2Ti | CF8/CF8M/CF3/CF3M |
2 | 阀盖 | WCB | A216-WCB | ZG1Cr18Ni9Ti/ ZG1Cr18Ni12Mo2Ti | CF8/CF8M/CF3/CF3M |
3 | 双头螺柱 | 35CrMoA | A193-B7 | 1Cr17Ni2 | A193-B8M |
4 | 螺母 | 45 | A194-2H | 0Cr18Ni | A194-8M |
5 | 垫圈 | 金属夹石墨 |
6 | 球体 | 2Cr13渗氮 | A276-410渗氮 | 1Cr18Ni9Ti/ 1Cr18Ni12Mo2Ti渗氮 | F304/F316/F304L/F316L渗氮 |
7 | 阀座 | 2Cr13渗氮 | A276-410渗氮 | 1Cr18Ni9Ti/ 1Cr18Ni12Mo2Ti渗氮 | F304/F316/F304L/F316L渗氮 |
8 | 阀座支承圈 | 2Cr13 | A276-410 | 1Cr18Ni9Ti/ 1Cr18Ni12Mo2Ti | F304/F316/F304L/F316L |
9 | 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 |
13 | 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 |
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