公称通径:DN15-150mm
公称压力:1.6~2.5MPa执行标准:GBT/12237,GB12221,GB9113,GB9131,GB13927
主要性能(néng)参数
公称通径DN(mm) Nominal diameter DN(mm) |
15-150 |
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公称压力PN(MPa) Nominal pressure PN(MPa) |
1.6 |
2.5 |
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公称压力PS(MPa) Nominal pressure PS(MPa) |
强度试验 Strength test |
2.4 |
3.75 |
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密封试验 Seal test |
1.8 |
2.75 |
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材料 Material 材料代号 Material code |
C |
P |
R |
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主要零件 Main parts |
阀 體(tǐ) Body |
WCB |
ZG1Cr18Ni9Ti |
ZG0Cr18Ni12Mo2Ti |
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球體(tǐ) Sphere |
WCB |
ZG1Cr18Ni9Ti |
ZG0Cr18Ni12Mo2Ti |
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阀杆 Valve stem |
2Cr13 |
1Cr18Ni9Ti |
0Cr18Ni12Mo2Ti |
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密封圈 Sealing ring |
增强聚四氟乙烯 Enhanced PTFE |
对位聚苯 Para polystyrene |
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填料 Packing |
聚四氟乙烯 Teflon |
柔性石墨 Flexible graphite |
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适用(yòng)工况 Applicable condition |
适用(yòng)介质 Applicable medium |
水、蒸汽、油品 Water,steam,oil |
硝酸类 Nitric acids |
醋酸类 Acetic acid |
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适用(yòng)温度 Suitable temperature |
-28℃~250℃ |
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执行器 Actuator |
型号 Model |
GT系列 Series |
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气源压力 Air pressure |
0.3-0.7MPa |
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执行标准 Execution standard |
设计制造 Design and manufacture |
结构長(cháng)度 Structural length |
法兰尺寸 Flange size |
压力温度 Pressure temperature |
试验检验 Test test |
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GBT/12237 |
GB12221 |
GB9113 |
GB9131 |
GB13927 |