|
设计与制造
|
结构长度
|
压力温度等级
|
连接法兰
|
试验与检验
|
|
GB12235
|
GB12221
|
GB/T131 GB/T74 HG20604
|
JB/T74～90 GB9113 HG20592-20635
|
JB/T9092-1999 GB13927
|
|
配管法兰
|
公称压力PN(MPa)
|
法兰密封面
|
产品型号
|
|||
|
JB/T74
GB9113 HG20592～ 20635 |
1.6
|
凸面
|
H44H-16C
|
H44W-16R
|
H44W-16P
|
H44Y-16I
|
|
2.5
|
H44H-25
|
H44W-25R
|
H44W-25P
|
H44Y-25I
|
||
|
4.0
|
凹凸面
|
H44H-40
|
H44W-40R
|
H44W-40P
|
H44Y-40I
|
|
|
6.4
|
H44H-64
|
H44W-64R
|
H44W-64P
|
H44Y-64I
|
||
|
10.0
|
H44H-100
|
H44W-100R
|
H44W-100P
|
H44Y-100I
|
||
|
16.0
|
H44H-160
|
H44W-160R
|
H44W-160P
|
H44Y-160I
|
||
|
25.0
|
H44H-250
|
H44W-250R
|
H44W-250P
|
H44Y-250I
|
||
|
公称压力PN(MPa)
|
试验压力(MPa)
|
适用温度(℃)
|
适用介质
|
||||
|
强度试验
|
密封试验
|
WCB
|
Cr5Mo
|
1Cr18Ni12Mo2Ti
|
1Cr18Ni9Ti
|
||
|
1.6
|
2.4
|
1.8
|
≤425
|
≤550
|
≤200
|
≤200
|
水、油品、
蒸汽、酸性 介质 |
|
2.5
|
3.8
|
2.8
|
|||||
|
4.0
|
6.0
|
4.4
|
|||||
|
6.4
|
9.6
|
7.1
|
|||||
|
10.0
|
15.0
|
11.0
|
—
|
||||
|
16.0
|
24.0
|
17.6
|
|||||
|
25.0
|
37.0
|
27.5
|
|||||
|
零件名称
|
材料牌号
|
|||
|
阀体
|
WCB
|
ZGCr5Mo
|
ZG1Cr18Ni9Ti
|
ZG1Cr18Ni12Mo2Ti
|
|
阀盖
|
WCB
|
ZGCr5Mo
|
ZG1Cr18Ni9Ti
|
ZG1Cr18Ni12Mo2Ti
|
|
阀辨
|
WCB
|
ZGCr5Mo
|
ZG1Cr18Ni9Ti
|
ZG1Cr18Ni12Mo2Ti
|
|
阀杆
|
WCB
|
ZGCr5Mo
|
ZG1Cr18Ni9Ti
|
ZG1Cr18Ni12Mo2Ti
|
|
阀座
|
25
|
1Cr18N19T1
|
1Cr18Ni9Ti
|
1Cr18Ni12Mo2Ti
|
|
销轴
|
1Cr17Ni2
|
1Cr18Ni9Ti
|
1Cr18Ni12Mo2Ti
|
|
|
密封环 垫片
|
包覆垫
|
1Cr18Ni9Ti
|
1Cr18Ni12Mo2Ti
|
|
