波纹管截止阀用途
波纹管截止阀适用于公称压力PN1.6～16MPa，工作温度-29～350℃的石油、化工、制药、化肥、电力行业等各种的工况上，却断或接通调节管路介质
波纹管截止阀特点
1、产品结构合理、密封可靠
2、密封面堆焊Co基硬质合金，耐磨、耐腐、抗摩擦性能好、使用寿命长
3、阀杆调质及表面氮化处理，有良好的抗腐和抗摩擦性能
4、零件材质及法兰、堆焊端尺寸可根据实际工况或用户要求合理选配，满足各种工程需要
5、阀芯可根据需要做承切断型和调节型
波纹管截止阀执行标准
结构形式：BB-BG-0S&Y
设计标准：GB12235
结构长度：GB12221
连接法兰：GB9113、JB/T79、HG20596
试验和检验：JB/T9092、GB/T13927
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试验项目
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试验
介质
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公称压力
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PN6
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PN16
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PN25
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PN40
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壳体试验
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水
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0.9
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2.4
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3.8
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6.0
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高压密封试验
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水
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0.7
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1.8
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2.8
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4.4
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低压密封试验
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气
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0.6
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0.6
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0.6
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0.6
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※公称压力PN的压力单位为bar 1MPa=10bar
波纹管截止阀产品规格
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新型号
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旧型号
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公称通径
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适用介质
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工作温度
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10
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15
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20
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25
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32
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40
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50
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65
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80
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100
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125
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150
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200
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250
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300
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400
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CJc4D1W-6P
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WJ41W-6P
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○
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○
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○
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○
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○
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硝酸等
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≤150℃
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CJc4A1W-16P
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WJ41W-16P
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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CJc4D1W-25P
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WJ41W-25P
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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CJc4E1W-40P
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WJ41W-40P
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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CJc6B1W-6P
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WJ61W-6P
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○
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○
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○
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○
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CJc6A1W-16P
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WJ61W-16P
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○
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○
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○
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○
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○
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○
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○
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CJc6A1W-25P
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WJ61W-25P
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○
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○
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○
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○
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○
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○
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○
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CJc2A1W-16P
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WJ21W-6P
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○
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○
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○
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○
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CJc2A1W-25P
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WJ21W-16P
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○
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○
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○
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○
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CJc2A4W-16P
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WJ24W-16P
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○
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○
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○
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○
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CJc2A4W-25P
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WJ24W-25P
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○
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○
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○
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○
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CJc4D1H-6C
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WJ41W-6C
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○
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○
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水、蒸汽、油品等 |
≤350℃ |
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CJc4A1H-16C
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WJ41W-16C
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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CJc4D1H-25
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WJ41W-25
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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CJc4E1H-40
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WJ41W-40
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○
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○
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○
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○
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○
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○
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○
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○
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○
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○
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CJc6A1H-16C
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WJ61W-16C
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○
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○
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○
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○
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○
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○
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○
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CJc6A1H-25
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WJ61W-25
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○
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○
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○
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○
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○
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○
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○
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CJc2A1H-16C
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WJ21W-16C
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○
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○
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○
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○
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CJc2A1H-25
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WJ21W-25
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○
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○
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○
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○
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CJc2A4H-16C
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WJ24W-16C
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○
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○
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○
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○
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CJc2A4H-25
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WJ24W-25
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○
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○
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○
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○
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波纹管截止阀主要零件材料
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零件名称
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阀门材料代号
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碳钢阀C
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不锈钢P
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阀体
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WCB堆焊不锈钢
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ZG1Cr18Ni9Ti
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阀盖
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WCB
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ZG1Cr18Ni9Ti
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阀杆
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2Cr13
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1Cr18Ni9Ti
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阀瓣
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1Cr18Ni9Ti堆硬质合金
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1Cr18Ni9Ti堆硬质合金
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波纹管
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1Cr18Ni9Ti
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1Cr18Ni9Ti
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阀杆螺母
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ZQA19-4
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ZQA19-4
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填料
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柔性石墨
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柔性石墨或聚四氟乙烯
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垫片
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缠绕式垫片
|
缠绕式垫片或聚四氟乙烯
|