详细说明
技术范围 Technical specification
| 设计依据 Design reference | GB标准 | ANSI标准 |
| 设计标准 Design standrd | GB/12237 | ANSI B16.34 |
| 结构长度 Face To face | 对夹连接 Wafer connecting | GB/12221 | ANSI B16.10 |
| 连接法兰尺寸 Connecting Flange Size | GB/9113、JB/T79 | ANSI B16.5 |
| 试验和检验 Test＆inspection | JB/T9002 | API598 |
注:系列蝶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 structural length and connecting flange size of butterfly valve
serles can be designed and manufactured as perusers’requirements.
主要零件材质表 Form of Major Parts Materials
| 序号 NO | 零件名称 Accessory name | 材质 Material |
| C | P | R |
| 1 | 内六角螺丝 Mild Sleel Hex Socket Screw | 1Cr18Ni9Ti | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 2 | 阀盖 Cover | WCB | 1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| 3 | 垫片 Gasket | 不锈钢+柔性石墨 Stainless Steel+Graphite |
| 4 | 阀座 Seat | 1Cr18Ni9Ti | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 5 | 垫片 Gasket | 不锈钢+柔性石墨 Stainless Steel+Graphite |
| 6 | 蝶板 Butterfly Plate | WCB | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| 7 | 圆柱削 Straight Pin | 45 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 8 | 下盖 Bottom Cover | WCB | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| 9 | 垫片 Gasket | 不锈钢+柔性石墨 Stainless Steel+Graphite |
| 10 | 衬套 Bushing | PTFE+不锈钢 PTFE+Stainless Steel |
| 11 | 阀体 Body | WCB | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| 12 | 阀杆 Stem | 1Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 13 | 支架 Yoke | WCB |
| 14 | 键 Key | 45 |
| 15 | 衬套 Bushing | PTFE+不锈钢 PTFE+Stainless Steel |
| 16 | 填料 Packing | 柔性石墨 Graphite |
| 17 | 压盖 Gland | WCB | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| 18 | 位置指示器 Location lndicator | 塑料 Plactic |
注:系列蝶阀主要零部件及密封圈的材质可根据实际工况条件或用户特殊要求
设计选用。
Note:The structural length and connecting flange size of butterfly
valve series can be designed and manufactured as per uses’requirements.