气动法兰连接闸阀
PNEUMATIC FLANGE CONNECTING GATE VALVE
PZ640（H、Y）-（C-P-R）-PN16、25、40 CLASS150~300
技术规范 Technical specification
设计依据 Design reference | GB标准 | ANS标准 | |
| 设计标准 | GB/12237 | ANSI B16.34 | |
| 结构长度 | 对夹式连接 | GB/1221 | ANSI B16.10 |
| 连接法兰尺寸 | GB/9113、JB/T79 | ANSI B16.5 | |
| 试验和检验 | JB/T9002 | API 598 | |
*注:系列球阀结构长度及连接法兰尺寸可根据用户要求设计制造
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.
主要零件材质表 Form of Major Parts Materials
| 序号 | 零件名称 | 材质 | ||
| C | P | R | ||
| 1 | 阀体Body | WCB | ZG1Cr18Ni9Ti | 1Cr18Ni12Mo2T |
| 2 | 螺帽Screw Cap | 35 | 1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| 3 | 螺栓Bolt | 35 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 4 | 闸板Shut-off Device | WCB | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| 5 | 阀杆Stem | 1Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 6 | 垫片Gasket | 不锈钢+柔性石墨 | 不锈钢+柔性石墨 | 不锈钢+柔性石墨 |
| 7 | 阀盖Cover | WCB | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| 8 | 螺帽Screw Cap | 35 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 9 | 吊环螺栓 | 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 | 填料压套 | WCB | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 14 | 填料压板 | WCB | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 15 | 螺帽Screw Cap | 35 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
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