These low-temperature stopping valves are mainly used in pipeline systems with low-temperature and deep cold mediums.featured in its flexible operation and reliable sealing.
主要技术参数
Main technical parameters
公称压力/Nominal pressure:4.0MPa
设计温度/Design temperature:-196℃～ 80℃
适用介质/Applicable medium:LNG 、LO2、LN2、LAr
连接方式/Connection method:承插焊
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主要零部件名称Main components name
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材料Materials
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阀体/Valve body
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ZG0Cr18Ni9
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阀瓣/Valve disc
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0Cr18Ni9
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阀盖/Valve cover
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ZG0Cr18Ni9
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阀杆/Valve stem
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0Cr18Ni9
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手轮/Hand wheel
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Y102
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主密封件/Main seal
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PCTFE
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型号/Model
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主要外形和连接尺寸/Main form and the connection size (mm)
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H(开）
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H(关）
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D
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D0
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D1
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D2
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B
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L
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DJF-10D
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211.3
|
205.3
|
Ф65
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Ф13
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Ф14.5
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Ф24
|
6
|
60
|
|
DJF-15D
|
256
|
247
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Ф80
|
Ф15
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Ф18.5
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Ф29.5
|
6
|
65
|
|
DJF-20D
|
261
|
250
|
Ф80
|
Ф20
|
Ф25.5
|
Ф36
|
8
|
80
|
|
DJF-25D
|
291
|
277.5
|
Ф100
|
Ф25
|
Ф32.5
|
Ф43.5
|
8
|
90
|
|
DJF-32D
|
301
|
286.5
|
Ф100
|
Ф32
|
Ф38.5
|
Ф53
|
8
|
105
|
|
DJF-40D
|
367
|
349.4
|
Ф125
|
Ф40
|
Ф45.5
|
Ф62
|
8
|
120
|
|
DJF-50D
|
375
|
354
|
Ф140
|
Ф50
|
Ф57.5
|
Ф72
|
10
|
140
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