|
部件 PART |
规格说明 SPECIFICATION |
1. |
阀体 Body |
球墨铸铁ASTM A 536等级65-45-12 配置丁纳橡胶-N弹性阀座浇铸在阀体上 Ductile Iron ASTM A 536 Grade 65-45-12 w/Buna-N resilient seat molded to body |
2. |
阀瓣 Disc |
青铜ASTM B 584合金C83600 Bronze ASTM B 584 Alloy C83600 |
3. |
扭簧 Torsion Spring |
不锈钢T-316 ASTM A 313 Stainless Steel T-316 ASTM A 313 |
4. |
阀瓣铰链销 Disc Hinge Pin |
不锈钢T-316 ASTM A 276 Stainless Steel T-316 ASTM A 276 |
5. |
阀瓣止动销 Disc Stop Pin |
不锈钢T-316 ASTM A 276 Stainless Steel T-316 ASTM A 276 |
6. |
阀瓣止推轴承 Disc Thrust Bearing |
不锈钢T-316 ASTM A 240 Stainless Steel T-316 ASTM A 240 |
7. |
铰链销固定装置 Hinge Pin Retainer |
钢 Steel |
8. |
止动销固定装置 Stop Pin Retainer |
钢 Steel |
9. |
稳定球 Stabilization Sphere |
丁纳橡胶-N Buna-N |
10. |
垫片 Spacer |
高密度聚乙烯 High Density Polyethylene |