精密铸造和工业阀门
型号： GB
不锈钢GB球阀（软密封/硬密封）
- 公称通径：15-300mm
- 要材质：316 CF8M 1.4408 WCB 304 CF8等
- 设计与制造：GB/T12237
- 结构长度：GB/T12221
- 法兰尺寸：JB/T79
- 检验标准：JBf T9092
- 表面处理工艺：酸洗、钝化、抛光（也可根据客户要求）
- 工作温度：≤120℃
- 流体介质：水、蒸气、油、气、酸碱等场合
试验压力
| 实验项目 | 壳体试验 | 密封试验 | 气密封试验 | |
| 介质 | 水 | 气 | ||
| 公称压力 MPa | 1.6 | 2.4 | 1.8 | 0.6 |
| 2.5 | 3.8 | 2.8 | ||
| 4.0 | 6.0 | 4.4 | ||
| 6.4 | 9.6 | 7.0 | ||
应用领域
球阀被广泛的应用在石油炼制、化工、造纸、制药、食品、水力、电力、市政、钢铁等行业。
主要外形尺寸和连接尺寸 (mm)
| 公称通径 | L | D | D1 | D2 | H | b-f | z-Ød | D0 |
| Q41F-16P | ||||||||
| 15 | 130 | 95 | 65 | 45 | 60 | 14-2 | 4-Ø14 | 108 |
| 20 | 140 | 105 | 75 | 55 | 64 | 14-2 | 4-Ø14 | 120 |
| 25 | 150 | 115 | 85 | 65 | 90 | 14-2 | 4-Ø14 | 165 |
| 32 | 165 | 135 | 100 | 78 | 105 | 16-2 | 4-Ø18 | 180 |
| 40 | 180 | 145 | 110 | 85 | 150 | 16-3 | 4-Ø18 | 240 |
| 50 | 200 | 180 | 145 | 100 | 190 | 16-3 | 4-Ø18 | 240 |
| 65 | 220 | 180 | 145 | 120 | 195 | 18-3 | 4-Ø18 | 320 |
| 80 | 250 | 195 | 160 | 135 | 215 | 20-3 | 8-Ø18 | 350 |
| 100 | 280 | 215 | 180 | 155 | 250 | 20-3 | 8-Ø18 | 400 |
| 125 | 320 | 245 | 210 | 185 | 280 | 22-3 | 8-Ø18 | 500 |
| 150 | 360 | 280 | 240 | 210 | 320 | 24-3 | 8-Ø23 | 600 |
| 200 | 400 | 335 | 295 | 265 | 370 | 26-3 | 12-Ø23 | 800 |
| 250 | 530 | 405 | 355 | 319 | - | 26-2 | 12-Ø26 | - |
| 300 | 610 | 460 | 410 | 375 | - | 28-2 | 12-Ø26 | - |
主要零部件
| 名称 | 材料 | |||
| 阀体/阀盖 | CF8 | CF8M | CF3M | WCB |
| 球体 | 304 | 316 | 316L | 304 |
| 阀杆 | F304 | F316 | F316L | 2CR13 |
| 阀座 | 聚四氟乙烯/PPL/台金钢 | |||
| 填料/垫片 | 聚四氟乙烯/PPL/石墨 | |||
| 螺栓 | 不锈钢 | 35CrMoA | ||
| 螺母 | 不锈钢 | 45,35CrMoA | ||
| 手柄 | 铸钢 | |||
Flow Control Products Manufacturing Since 1987
SDPLDL specializes in providing innovative flow control solutions for a wide range of industries. With a shared commitment to excellence and responsiveness, we design, manufacture, distribute, and repair high-quality valves, pipes to ensure optimal performance and reliability.
