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【简单介绍】
【详细说明】
⊙采用标准Standards
设计和制造Design&Manufacture：BS 1868 or API 6D 对焊连接端口尺寸BW End Dimension：ASME B16.25
检验和试验 Inspection&Test:API 598 or API 6D 结构长度Face To Face（End To End）：ASME B16:10
法兰连接尺寸End Flange Dimension: ASME B16.5, 温压等级 Pressure-Temperature Ratings：ASME B16.34 ASME B16.47A、MSS SP-44, ASME B16.47B、API 605 壁厚尺寸Wall Thickness Dimension: API 600&BS1868
⊙零部件材料Parts&Material List
| 序号 Parts No. | 零件名称 Parts Name | 材质Material | ||||
| WCB/Trim 1 | WCB/Trim 5 | WCB/Trim 8 | CF8/304 | CF8M/316 | ||
| 1 | 阀体 Body | ASTM A216 WCB | ASTM A216 WCB | ASTM A216 WCB | ASTM A351 CF8 | ASTM A351 CF8M |
| 2 | 阀座 Seat Ring | A105+13Cr | A105+STL | A105+STL | ASTM A351 CF8 | ASTM A351 CF8M |
| 3 | 阀瓣 Disc | ASTM A216 WCB+13Cr | ASTM A216 WCB+STL | ASTM A216 WCB+13Cr | ASTM A351 CF8 | ASTM A351 CF8M |
| 4 | 轴 Arm | ASTM A216 WCB | ASTM A216 WCB | ASTM A216 WCB | ASTM A351 CF8 | ASTM A351 CF8M |
| 5 | 螺母 Nut | ASTM A194 2H | ASTM A194 2H | ASTM A194 2H | ASTM A194 8 | ASTM A194 8M |
| 6 | 销 Arm Pin | ASTM A182 F6a | ASTM A182 F6a | ASTM A182 F6a | ASTM A182 F304 | ASTM A182 F316 |
| 7 | 支架 Yoke | ASTM A216 WCB | ASTM A216 WCB | ASTM A216 WCB | ASTM A351 CF8 | ASTM A351 CF8M |
| 8 | 阀盖螺母 Bonnet Nut | ASTM A194 2H | ASTM A194 2H | ASTM A194 2H | ASTM A194 8 | ASTM A194 8M |
| 9 | 阀盖螺栓 Bonnet Bolt | ASTM A193 B7 | ASTM A193 B7 | ASTM A193 B7 | ASTM A193 B8 | ASTM A193 B8M |
| 10 | 螺栓 Bolt | ASTM A193 B7 | ASTM A193 B7 | ASTM A193 B7 | ASTM A193 B8 | ASTM A193 B8M |
| 11 | 垫片 Gasket | 304+Graphite | 304+Graphite | 304+Graphite | 304+Graphite | 304+Graphite |
| 12 | 阀盖 Bonnet | ASTM A216 WCB | ASTM A216 WCB | ASTM A216 WCB | ASTM A351 CF8 | ASTM A351 CF8M |
| 13 | 活节螺栓 Eye Bolt | ASTM A181 | ASTM A181 | ASTM A181 | ASTM A181 | ASTM A181 |
Note: The chart above only lists out some common composition of steel check valve parts. We may provide other different parts material composition according to the customer’s request or the actual valve working condition.
：杨仕军
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地址：浙江省永嘉县东瓯工业园区舟山路
：325105
主页：www.ydcb-valve.com
