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部件PART |
规格说明SPECIFICATION |
1 |
阀体Valve Body |
铸铁ASTM A 536 Cast Iron ASTM A 536 |
2 |
弹性楔形闸板 Resilient Wedge |
球墨铸铁ASTM A 536/三元乙丙橡胶ASTM D 2000 Ductile Iron ASTM A 536/EPDM ASTM D 2000 |
3 |
楔形闸板螺母 Wedge Nut |
青铜ASTM B 584 UNS C83600 Bronze ASTM B 584 UNS C83600 |
4 |
阀杆Stem |
不锈钢ASTM A 276 UNS C41000 Stainless Steel ASTM A 276 UNS C41000 |
5 |
阀盖垫圈 Bonnet Gasket |
三元乙丙橡胶ASTM D 2000 EPDM ASTM D 2000 |
6 |
阀盖螺丝 Bonnet Screw |
镀锌合金钢 ASTM A 574M Alloy Steel ASTM A 574M Zinc Plated |
7 |
阀盖 Bonnet |
铸铁ASTM A 126-B Cast Iron ASTM A 126-B |
8 |
阀杆主O形环 Stem Primary O-Ring |
三元乙丙橡胶 ASTM D 2000 EPDM ASTM D 2000 |
9 |
阀杆止推垫圈 Stem Thrust Washer |
不锈钢 ASTM A 276 UNS C41000 Stainless Steel ASTM A 276 UNS C41000 |
10 |
压盖密封O形环 Gland Seal O-Ring |
三元乙丙橡胶ASTM D 2000 EPDM ASTM D 2000 |
11 |
阀杆环防尘圈 Stem Ring Wiper |
三元乙丙橡胶ASTM D 2000 EPDM ASTM D 2000 |
12 |
执行机构螺母垫圈 Operating Nut Washer |
镀锌碳钢 Carbon Steel Zinc Plated |
13 |
执行机构螺丝 Operating Nut Screw |
镀锌合金钢 ASTM A 574M Alloy Steel ASTM A 574M Zinc Plated |
14 |
方形执行机构螺母 Square Operating Nut |
铸铁ASTM A 126-B Cast Iron ASTM A 126-B |
14(A) |
手轮(选配件) Handwheel(Optional) |
球墨铸铁ASTM A 536 Ductile Iron ASTM A 536 |
15 |
阀杆次O形环 Stem Secondary O-Ring |
三元乙丙橡胶ASTM D 2000 EPDM ASTM D 2000 |
16 |
压套 Stem Seal Bushing |
黄铜 ASTM B 16 UNS C36000 Brass ASTM B 16 UNS C36000 |