氣動法蘭連接閘閥
PNEUMATIC FLANGE CONNECTING GATE VALVE
PZ640（H、Y）-（C-P-R）-PN16、25、40 CLASS150~300
技術規范 Technical specification
設計依據 Design reference | GB標準 | ANS標準 | |
| 設計標準 | GB/12237 | ANSI B16.34 | |
| 結構長度 | 對夾式連接 | GB/1221 | ANSI B16.10 |
| 連接法蘭尺寸 | GB/9113、JB/T79 | ANSI B16.5 | |
| 試驗和檢驗 | JB/T9002 | API 598 | |
*注:系列球閥結構長度及連接法蘭尺寸可根據用戶要求設計制造
Note: The main spare parts and sealing-ring materials of ball valve series can
be designed forOptions as per real working conditions and users special reauirements.
主要零件材質表 Form of Major Parts Materials
| 序號 | 零件名稱 | 材質 | ||
| C | P | R | ||
| 1 | 閥體Body | WCB | ZG1Cr18Ni9Ti | 1Cr18Ni12Mo2T |
| 2 | 螺帽Screw Cap | 35 | 1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| 3 | 螺栓Bolt | 35 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 4 | 閘板Shut-off Device | WCB | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| 5 | 閥桿Stem | 1Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 6 | 墊片Gasket | 不銹鋼+柔性石墨 | 不銹鋼+柔性石墨 | 不銹鋼+柔性石墨 |
| 7 | 閥蓋Cover | WCB | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| 8 | 螺帽Screw Cap | 35 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 9 | 吊環螺栓 | 35 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 10 | 螺帽Screw Cap | 35 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 11 | 螺栓Bolt | 35 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 12 | 填料Packing | 柔性石墨 | 柔性石墨 | 柔性石墨 |
| 13 | 填料壓套 | WCB | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 14 | 填料壓板 | WCB | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 15 | 螺帽Screw Cap | 35 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
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