设计、制造标准Standard for design and manufacture
1.设计制造按GB/T12237-89
2.法兰连接尺寸按：JB/T79-94
1.DesignManafacfure According to GB/T 12237-89
2.FlangeDimensionAccording tojB/T 79-94
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设计、制造标准 1.设计制造按GB/T12237-89 2.法兰连接尺寸按：JB/T79-94 3.阀门检查和试验按GB/T13927-92 |
Standard for design and manufacture 1.DesignManafacfure According to GB/T 12237-89 2.FlangeDimensionAccording tojB/T 79-94 3.valve Checkand Test Accordingto GB/T 13927-92 |
主要零件材料Material of Main Parts
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材料代号Materia codel 零件名称 hardwarea pellation
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C |
P |
R |
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阀体Valve body |
WCB |
lCr18Ni9Ti |
1Cr18Ni12M02Ti |
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球体Sphere |
2Cr13 |
lCr18Ni9Ti |
1Cr18Ni12M02Ti |
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阀杆Valw stem |
2Cr13 |
lCr18Ni9Ti |
1Cr18Ni12M02Ti |
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密封seal |
聚四氟乙烯Polytetrafluoroethylene |
聚四氟乙烯Polytetrafluoroethylen |
聚四氟乙烯Polytetrafluoroethylen |
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对位聚苯Para-polyphenyl |
对位聚苯Para-polyphenyl |
对位聚苯Para-polyphenyl |
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填料Packing |
聚四氟乙烯Polytetrafluoroethylene |
聚四氟乙烯Polytetrafluoroethylene |
聚四氟乙烯Polytetrafluoroethylene |
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柔性石墨soft graphite |
柔性石墨soft graphite |
柔性石墨soft graphite |
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使用介质Applicable medium |
水、蒸汽、油品Water，steam．oil |
硝酸类nitric acid kind |
醋酸类acetic acid kind |
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适用温度Applicable temperatura |
选用（聚四氟乙烯）密封材料为≤150℃ Applicable sealing material（e．g．polytetrafluoroethylene）equal to 150C or less |
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选用(对位聚苯}密封材料为≤300℃ Appllcable sealing material(e.g.para-potyphanyt) equal t0 300C orless |
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主要性能规范Main property and Specification
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试验压力(MPa) rest pressure |
公称压力PN Noninal pressure(MPa) |
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1.6 |
2.5 |
4.0 |
6.4 |
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壳体强度试验 Shell strength test |
2.4 |
3.75 |
6.0 |
9.6 |
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密封试验（液） Sealtest |
1.76 |
2.75 |
4.4 |
7.04 |
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密封试验（气） Sealtest |
0.6MPa |
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适用介质 Applicable medium |
C 水．油品．蒸汽 Water．Oil．Steam |
P 硝酸类 Nitric Acid |
R 醋酸类 Acetic Acid |
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适用温度 Applicable temperature |
F密封≤150℃ PPL密封≤425℃ |
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