J41H型精铸法兰截止阀深圳阀门总汇
J41H精铸截止阀螺纹可按BSPT、BSP、NPT、DIN259/2999生产；公称压力：PN≤1.6Mpa 适用介质：水、油、酸 适用温度：T≤180℃；硅溶胶精密铸造不锈钢阀体、阀盖；精铸截止阀适用于水、油、汽及某些腐蚀性流体介质。
二、J41H精铸截止阀执行标准
|
设计与制造 Design and Manuf acture
|
结构长度
Face To Face |
法兰尺寸
Flange Dimension |
压力-温度 Pressure Temperature Lating
|
试验-检验 Inspection And Test
|
|
GB122235
|
GB12221
|
GB9113 JB79
|
GB9131
|
GB/T13927 JB/T9092
|
三、J41H精铸截止阀压力试验
|
公称压力NominalPressure
|
1.6
|
2.5
|
4
|
6.4
|
10
|
16
|
|
强度试验 Shell Test
|
2.4
|
3.8
|
6
|
9.6
|
15
|
24
|
|
水密封试验 Water Seal Test
|
1.8
|
2.8
|
4.4
|
7
|
11
|
18
|
|
上密封试验Backseat Test
|
1.8
|
2.8
|
4.4
|
7
|
11
|
18
|
|
气密封试验 Air Seal Test
|
0.5-0.7
|
|||||
四、J41H精铸截止阀主要零件材料及性能
|
体、盖、板
|
阀杆
Stem |
密封面
|
垫片
Sealing Shim |
填料
Packing |
工作温度℃
|
适用介质
|
|
WCB
|
2Cr13
|
13Cr
|
增强柔性石墨
|
柔性石墨
|
≤425
|
水
|
|
蒸汽
|
||||||
|
Enhanced Flexible Graphite
|
增强柔性石墨
|
油品
|
||||
|
WC1
|
38CrMoAl
|
STL
|
13Cr/柔性石墨
|
Flexible Graphite
|
≤450
|
Water
|
|
WC6
|
木体材料
|
1Cr13/Flexible Graphite
|
Enhanced Flexible Graphite
|
≤540
|
Steam
|
|
|
WC9
|
With Body
|
08软钢
|
SFB/260
|
≤570
|
Petroleum
|
|
|
C5 C12
|
Material
|
08 Soft Steal
|
SFP/260
|
≤540
|
Ptoducts
|
|
|
ZGCr5Mo
|
25Cr2MoV
|
尼龙
|
0Cr18Ni9Ti
|
PTFE
|
≤200
|
硝酸类
|
|
ZG1Cr18Ni9Ti
|
1Cr18Ni9Ti
|
0Cr17Ni12Mo2Ti
|
|
|
|
|
|
XD550F(T)
|
≤200
|
醋酸类
|
