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【主要材料选用】
| 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 |
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| 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 |
| 序号 No. |
材料标准 | 材料牌号 | |||
| 碳钢 | 不锈钢 | ||||
| 零件名称 | GB | ASTM | GB | ASTM | |
| 16 | 侧盖 | WCB | A216-WCB | ZG1Cr18Ni9Ti ZG1Cr18Ni12M02Ti |
CF8/CF8M/ CF3/CF3M |
| 17 | 垫圈 | 氟橡胶；PTFE；金属夹石墨 | |||
| 18 | 螺母 | 45 | A194-2H | 0Cr18Ni | A194-8M |
| 19 | 双头螺柱 | 35CrMoA | A193-B7 | 1Cr17Ni2 | A193-B8M |
| 20 | 垫圈 | 氟橡胶；PTFE；金属夹石墨 | |||
| 21 | 阀盖 | WCB | A216-WCB | ZG1Cr18Ni9Ti ZG1Cr18Ni12M02Ti |
CF8/CF8M/ CF3/CF3M |
| 22 | 止推轴承 | PTFE | PTFE | PTFE | PTFE |
| 23 | 压环 | 25镀铬 25HRC |
A105镀铬 A105HRC |
1Cr18Ni9Ti 1Cr18Ni12Mo2Ti |
F304/F316/ F304L/F316 |
| 24 | 填料函O形圈 | 氟橡胶 | 氟橡胶 | 氟橡胶 | 氟橡胶 |
| 25 | 阀杆O形圈 | 氟橡胶 | 氟橡胶 | 氟橡胶 | 氟橡胶 |
| 26 | 阀杆填料 | 石墨 | |||
| 27 | 填料压盖 | WCB | A216-WCB | ZG1Cr18Ni9Ti ZG1Cr18Ni12M02Ti |
CF8/CF8M/ CF3/CF3M |
| 28 | 螺钉 | 35CrMoA | A193-B7 | 1Cr17Ni2 | A193-B8M |
| 29 | 支架 | WCB | WCB | WCB | WCB |
| 30 | 键 | 40Cr | 40Cr | 1Cr17Ni2 | 1Cr17Ni2 |
