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 |