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部件
PART |
规格说明
SPECIFICATION |
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1. |
阀体
Valve Body |
球墨铸铁ASTM A 536
Ductile Iron ASTM A 536 |
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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 |
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3. |
楔形闸板螺母
Wedge Nut |
青铜ASTM B 584 UNS C83600
Bronze ASTM B 584 UNS C83600 |
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4. |
阀杆
Stem |
青铜ASTM B 150 UNS C61400
Bronze ASTM B 150 UNS C61400 |
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5. |
阀盖垫圈
Bonnet Gasket |
三元乙丙橡胶ASTM D 2000
EPDM ASTM D 2000 |
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6. |
阀盖螺丝
Bonnet Screw |
合金钢ASTM A 574M镀锌钢
Alloy Steel ASTM A 574M Zinc Plated |
|
7. |
阀盖
Bonnet |
球墨铸铁ASTM A 536
Ductile Iron ASTM A 536 |
|
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(低)
Stem Thrust Washer (lower) |
青铜ASTM B 584 UNS C83600
Bronze ASTM B 584 UNS C83600 |
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10. |
阀杆止推垫圈(上)
Stem Thrust Washer (upper) |
不锈钢ASTM A 276 UNS S41000
Stainless Steel ASTM A 276 UNS S41000 |
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11. |
压盖密封O形环
Gland Seal O-Ring |
三元乙丙橡胶ASTM D 2000
EPDM ASTM D 2000 |
|
12. |
阀杆密封衬套
Stem Seal Bushing |
青铜ASTM B 584 UNS C83600
Bronze ASTM B 584 UNS C83600 |
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13. |
阀杆次O形环(2)
Stem Secondary O-Ring (2) |
三元乙丙橡胶ASTM D 2000
EPDM ASTM D 2000 |
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14. |
压盖法兰
Gland Flange |
球墨铸铁ASTM A 536
Ductile Iron ASTM A 536 |
|
15. |
压盖法兰螺丝
Gland Flange Screw |
镀锌合金钢ASTM A 574M
Alloy Steel ASTM A 574M Zinc Plated |
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16. |
阀杆环防尘圈
Stem Ring Wiper |
三元乙丙橡胶ASTM D 2000
EPDM ASTM D 2000 |
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17. |
方形执行机构螺母
Square Operating Nut |
铸铁ASTM A 126-B
Cast Iron ASTM A 126-B |
|
17A. |
手轮(选配件)
Handwheel (Optional) |
球墨铸铁ASTM A 536
Ductile Iron ASTM A 536 |
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18. |
平垫圈
Flat Washer |
镀锌碳钢
Carbon Steel Zinc Plated |
|
19. |
螺丝
Screw |
镀锌合金钢ASTM A 574M
Alloy Steel ASTM A 574M Zinc Plated |
