|
部件 PART |
规格说明 SPECIFICATION |
1. |
阀杆 Stem |
不锈钢ASTM A 582类型416 Stainless Steel ASTM A 582 Type 416 |
2. |
轴环衬套 Collar Bushing |
黄铜ASTM B 124 Brass ASTM B 124 |
3. |
阀杆密封 Stem Seal |
丁钠橡胶腈 Buna-N Rubber Nitrile |
4. |
阀体密封 Body Seal |
丁钠橡胶腈 Buna-N Rubber Nitrile |
5. |
铭牌 Nameplate |
铝 Aluminum |
6. |
上部衬套 Upper Bushing |
铜CDA 122 Copper CDA 122 |
7. |
衬垫 Liner |
丁钠橡胶腈 Buna-N Rubber Nitrile |
8. |
阀瓣 Disc |
铝青铜ASTM B 148合金954/955 Alum. Brz. ASTM B 148 Alloy 954/955 |
9. |
下部衬套 Lower Bushing |
铜CDA 122 Copper CDA 122 |
10. |
对夹式阀体 Body Wafer |
球墨铸铁ASTM A 536 Ductile Iron ASTM A 536 |
11. |
凸耳式阀体 Body Lug |
球墨铸铁ASTM A 536 Ductile Iron ASTM A 536 |