|
部件 PART |
规格说明 SPECIFICATION |
1. |
上部阀杆 Upper Stem |
不锈钢ASTM A 582类型416 Stainless Steel ASTM A 582 Type 416 |
2. |
上部衬套 Upper Bushing |
TFE涂敷多孔青铜合金,钢强化 TFE over Porous Bronze, Steel Backed |
3. |
O形环 O-Ring |
三元乙丙橡胶或腈基丁钠橡胶 EPDM or BUNA-N |
4. |
阀体 Body |
铸铁ASTM A-126级别B,聚酰胺涂敷 Cast Iron ASTM A-126 Class B with Polyamide Coating |
5. |
阀瓣 Disc |
球墨铸铁ASTM A 395 配置三元乙丙橡胶或腈基丁钠橡胶 Ductile Iron ASTM A 395 with EPDM or BUNA-N Encapsulation |
6. |
下部轴承 Lower Bushing |
TFE涂敷多孔青铜合金,钢强化 TFE over Porous Bronze, Steel Backed |
7. |
下部阀杆 Lower Stem |
不锈钢ASTM A 582类型416 Stainless Steel ASTM A 582 Type 416 |
8. |
粉尘塞 Dust Plug |
PVC |
9. |
铭牌 Name Plate |
铝 Aluminum |