主要性能参数
公称通径DN (mm) Nominal diameter | 50-800 | |||||||
公称压力PN( Mpa) Nominal pressure | 1.0 | 1.6 | 2.5 | |||||
公称压力PS( Mpa) Nominal pressure | 强度试验 Strength test | 1.5 | 2.4 | 3.75 | ||||
密封试验 Seal test | 1.1 | 1.76 | 2.75 | |||||
材料 Material 材料代号 Material code | C | P | R | |||||
主要零件 Main parts | 阀体 Body | WCB | ZG1Cr18Ni9Ti | ZG0Cr18Ni12Mo2Ti | ||||
球体 Sphere | WCB | ZG1Cr18Ni9Ti | ZG0Cr18Ni12Mo2Ti | |||||
阀杆 Valve stem | 2Cr13 | 1Cr18Ni9Ti | 0Cr18Ni12Mo2Ti | |||||
密封圈 Sealing ring | 不锈钢 Stainless steel | |||||||
填料 Packing | 聚四氟乙烯 Teflon 柔性石墨 Flexible graphite | |||||||
适用工况 Applicable condition | 适用介质 Applicable medium | 水、蒸汽、油品 Water,steam,oil | 硝酸类 Nitric acids | 醋酸类 Acetic acid | ||||
适用温度 Suitable temperature | -40℃~200℃ | |||||||
执行器 Actuator | 型号 Model | GT或AW系列等 GT or AW series, etc | ||||||
气源压力 Air pressure | 0.3-0.7MPa | |||||||
执行标准 Execution standard | 设计制造 Design and manufacture | 结构长度 Structural length | 法兰尺寸 Flange size | 压力温度 Pressure temperature | 试验检验 Test test | |||
GBT/12238 | GB12221 | GB9113 | GB9131 | GB13927 |