不锈钢V型球阀主要零件材料:
序号NO |
材料标准Material零件名称
Nameof parts |
材料牌号Stamdard | ||||
碳钢Carbon Steel | 不锈钢Stainless Steel | |||||
GB | ASTM | GB | ASTM | |||
01 | 双头螺母Stud | 35CrMoA | A193-B7 | 1Cr17Ni2 | A193-B8M | |
02 | 螺母Nut | 45 | A194-2H | OCr18Ni | A194-8M | |
03 | 底盖Lower cover | 25 | A105 | 1Cr18Ni9Ti1Cr18Ni12Mo2Ti | F304/F316/F304L/F316L | |
04 | 垫圈Gasket | 氟橡胶;PTFE;金属夹石墨Viton ; PTFE; Meb backed graphite | ||||
05 | 止推轴承Lover stem | 金属夹PTFEMeb backed graphite | ||||
06 | 下阀杆轴承Lover stembearing | 金属夹PTFEMeb backed graphite | ||||
07 | 下阀杆Lover stem | 2Cr13 | A276-410 | 1Cr18Ni9Ti/1Cr18Ni12Mo2Ti | F304/F316/F304L/F316L | |
08 | 球体Ball | ZG1Cr18Ni9Ti渗氮 | CF8渗氮 | 1Cr18Ni9Ti/1Cr18Ni12Mo2Ti渗氮 | F304/F316/F304L/F316L渗氮 | |
09 | 阀体Body | WCB | A216-WCB | ZG1Cr18Ni9Ti/ZG1Cr18NI12Mo2TI | CF8/CF8M/CF3/CF3M | |
10 | 阀座O型圈Seat”O”ring | 氟橡胶Viton | ||||
11 | 阀座Seat | 2Cr13渗氮 | A276-410 | 1Cr18Ni9Ti1Cr18Ni12Mo2Ti渗氮 | F304/F316/F304L/F316L渗氮 | |
12 | 球阀键Body key | 40Cr | 1Cr17Ni2 | |||
13 | 上阀杆轴承Stem bearing | PTFE;PPL | ||||
14 | 阀杆填料Stem packing | 石墨 Graphite | ||||
15 | 填料压环Packing ring | 2Cr13 | A276-410 | 1Cr18Ni9Ti/1Cr18Ni12Mo2Ti渗氮 | F304/F316/F304L/F316L | |
16 | 填料压盖Stuffing gland | WCB | A216-WCB | ZG1Cr18Ni9TiZG1Cr18NI12Mo2TI | CF8/CF8M/CF3/CF3M | |
17 | 螺钉Bolt | 35CrMoA | A193-B7 | 1Cr17Ni2 | A193-B8M | |
18 | 支架Yoke | WCB | ||||
19 | 上阀杆Stem | 2Cr13 | A276-410 | 1Cr18Ni9Ti/1Cr18Ni12Mo2Ti | F304/F316/F304L/F316L | |
20 | 键Key | 40Cr | 1Cr17Ni2 |