
本系列气动球阀是作为控制含尘、含固体粉末,特别适用于高炉煤粉喷吹、空气管路及喷枪管路系统。
1.阀座带有磨损自动补偿装置,有效确保阀门的密封性能。
2.特殊材料制成的密封圈,具耐高温、耐磨损、使用寿命长的特点。
3.阀门结构紧凑、启闭灵活、安装维修方便。
| 零件名称Accessory name | 材质Materials |
| 阀体、阀盖Body、bonnet | WCB |
| 球体、阀座Ball、seat | 1Crl8Ni9Ti+硬铬 ICrl8Ni9Ti+Hard chrome |
| 阔杆Stem | 2Crl3 |
| 密圭寸圈Sealing ring | 特种耐磨耐高温四氟 Special wearing-resisting and high- temperature resistance tetraf luorine |
| 螺栓Bolt | 中碳钢Medium Carbon stell |
| 设计依据 Design Reference | GB系列 GB series I |
| 结构长度按Structural length follows | GB1221 - 89 |
| 法兰尺寸按Flange Dimension follows | GB9113、JB79-59 |
| 检验试验按Ftest and inspection follows | JB/T9092-99 |
| 驱动方式Driving manner | 手动、气动 Manual/Pneumatic |
| 适用温度Applicable Temperature | -28~300°C |
| 适用介质Applicable Mediums | 含尘气体、煤粉等 Dusty gases、Powder coal、etc. |
| 公称压力Nominal pressure | 1.6Mpa |
| 壳体试验压力Shell Test Pressure | 2.4Mpa |
| 高压液密封High-Pressure Liquid Sealing | 1.76Mpa |
| 低压气密封Low-Pressure Hermetic Sealing | 0.6Mpa |

| 公称压力 P N ( MPa ) Nominal pressure |
公称通径 DN(MM) Nominal Diameter |
尺寸 dimension (mm) | ||||
| L | W | H | ||||
| 手动 Manual |
气动 Pneumatic |
手动 Manual |
气动 Pneumatic |
|||
| 1.6 | 25 | 180 | 140 | 235 | 90 | 298 |
| 32 | 200 | 155 | 235 | 107 | 304 | |
| 40 | 220 | 250 | 330 | 127 | 370 | |
| 50 | 220 | 250 | 330 | 140 | 376 | |
| 65 | 241 | 350 | 400 | 164 | 425 | |
| 80 | 283 | 350 | 510 | 177 | 484 | |
| 100 | 305 | 420 | 510 | 206 | 531 | |
| 125 | 356 | 700 | 580 | 292 | 570 | |
| 150 | 394 | 1000 | 720 | 320 | 570 | |
| 200 | 457 | - | 720 | - | 610 | |
| 250 | 533 | - | 900 | 一 | 670 | |
| 300 | 610 | - | 1050 | - | 740 | |
| 350 | 686 | - | 1290 | 一 | 790 | |
| 400 | 762 | 一 | 1600 | - | 905 | |
| 其余连接尺寸请参阅样本《主要外型与连接尺寸表达式》 Please refer to the sample book of Form of Main Types and Connecting Dimension for other connection dimensions |
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