CB/T466-1995 法兰铸钢闸阀
Cast steel flanged brake valves
适用介质：淡水、燃油和滑油
Available medium：Fresh water、fuel oil and lubricating oil
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型式
Type
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公称压力PN(Mpa)
Nominal Pressure
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公称通径DN（mm）
Nominal Diameter
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A、AS
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1.0
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50～100
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0.6
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125～150
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0.4
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175～300
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0.25
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350～500
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零件名称
Part Name
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材料
Material
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阀体Body
阀盖Bonnet
阀芯Plug
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铸钢
Cast steel
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ZG230-450
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方螺母
Square nut
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铝青铜
Aluminum bronze
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QAl9-2
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阀体密封圈
Body sealing ring
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不锈钢
Stainless steel
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1Cr18Ni9Ti
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阀芯密封圈
Body sealing ring
阀杆Stem
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不锈钢
Stainless steel
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2Cr13
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标记示例：How to order
公称压力为0.6MPa，公称通径为150mm，按GB569法兰连接尺寸和密封面的法兰铸钢闸阀：
闸阀 A6150 CB/T466-1995
For cast steel flanged brake valves of PN0.6MPa，DN150mm and the flange dimensions in accord with GB569
Brake valve A6150 CB/T466-1995
公称压力为0.4MPa，公称通径为200mm，按GB2501法兰连接尺寸和密封面(四进位)的法兰铸钢闸阀：
闸阀 AS4200 CB/T466-1995
For cast steel flanged brake valves of PN0.4MPa，DN200mm and the flange dimensions in accord with GB2501
Brake valve AS4200 CB/T466-1995
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