| 產品規(guī)范 Product Specification | 設計規(guī)范 Design Spec | 結構長度 Face to Face | 連接法蘭 Flange End | 試驗與檢驗 Test & Check | 壓力-溫度 Pressure-Temp | 產品標識 Marking | 供貨規(guī)范 Supply |
| GB/T 12236 GB/T 12235 | GB/T 12221 | JB/T 79 | JB/T 9092 | GB/T 9131 | GB/T 12220 | JB/T 7928 |
主要零部件材料Main Part Material
| 零件名稱 | 閥體材料Body Material | Part Name |
| 閥體/閥蓋 | WCB | WC6 | LCB | CF8M | Body/Bonnet |
| 閥瓣 | 25 | 1Cr18Ni9Ti | 1Cr18Ni9Ti | 1Cr18Ni9Ti | Disk |
| 繞軸 | WCB | 25Cr2MoV | LCB | CF8M | Swing Arm |
| 墊片 | 18-8柔性石墨/18-8Flexible | Graphite Gasket |
| 螺栓 | 35/35CrMo | 25Cr2MoV | 1Cr18Ni9 | 1Cr18Ni9 | Bolt |
| 適用溫度 | -29~425℃ | -29~550℃ | -46~350℃ | -40~550℃ | Suitable Temp |
| 適用介質 | 水，油品，蒸汽 Water，Oil，Steam | 蒸汽，油品 Steam，Oil | 丙烷，乙烯 Propane，Ethane | 硝酸類 Nitric Acid | Suitable Medium |
