


产品特征 Spericfications
适用介质:水、气、油品、天然气和酸碱腐蚀性介质
适用温度:-196~150℃
驱动方式:手动、气动、电动、液动等
公称压力:150LB~300LB
公称通径:4"~60"
Applicable media: water, gas, oil, gas and acid and alkali corrosive medium
Applicable temperature: -196~150℃
Driver: manual, pneumatic, electric, hydraulic, etc
Nominal pressure: 150LB~300LB
Nominal size: 4"~60"
技术规范 Technical specification
| 设计依据 Design reference | ASME/API系列 ASME/API series |
| 设计标准 Design standard | API609 |
| 结构长度 Face to face | API609 |
| 连接法兰 End flange | ASME B16.5 ASME B16.47 |
| 试验和检验 Test & inspection | API 598 |
试验压力 Test prssure
压力等级 Pressure grade | 试验压力 Test pressure |
公称压力 PN Nominal pressure | 壳体试验 Sheil test | 正密封试验 Sealing test | 反密封试验 Sealing test | 气密封试验 Air seal test |
| 150LB | 3.0 | 2.2 | - | 0.6 |
| 300LB | 7.5 | 5.5 | - | 0.6 |
主要零件和材质 Main parts and materials
序号 NO | 零件名称 Accessor name | 材质 Material |
| ASTM/API 系列 series |
| 1 | 阀体 Body | A216 WCB(CF8, CF3, CF8M, CF3M) |
| 2 | 蝶板 Disc | A216 WCB(CF8, CF3, CF8M, CF3M) |
| 3 | 阀座 Seat | 堆焊, 13Cr, STL, F316 |
| 4 | 密封圈 Sealing ring | EPDM, NBR, PTFE |
| 5 | 压板 Plate | A213, WCB, A351(CF8, CF8M) |
| 6 | 阀杆 Stem | A276 (420, 304, 316, 316L) |
| 7 | 圆销轴 Taper pin | A276 (420, 304, 316, 316L) |
| 8 | 轴套 Bush bearing | 自润滑复合轴套F2 |
| 9 | 填料压盖 Gland | A216 WCB, A351(CF8, CF8M) |
| 10 | 填料 Packing | 石墨 橡胶 |
| 11 | 螺柱 Bonnet bolt | A19, B7, B8, B8M |
| 12 | 螺母 Nut | A194, 2H, 8, 8M |