|
铜法兰球阀标准规范：
检验标准：JB/T9092
结构长度：GB12221-89
|
公称压力PN
|
2.5
|
4.0
|
|
|
壳体试验压力PN
|
3.75
|
6.0
|
|
高压密封试验压力
|
2.75
|
4.4
|
|
适用介质
|
液化气、天然气、蒸汽、油品
|
|
适用温度
|
-40∽+150℃
|
|
法兰连接标准
|
JB/T：2.5,4.0MPa
|
|
PN
|
DN
|
L
|
H
|
D
|
D1
|
D2
|
b
|
f
|
Z-φd
|
D0
|
|
|
15
|
130
|
82
|
95
|
65
|
45
|
16
|
2
|
4-14
|
130
|
|
|
20
|
140
|
100
|
105
|
75
|
55
|
16
|
2
|
4-14
|
140
|
|
|
25
|
150
|
104
|
115
|
85
|
65
|
16
|
2
|
4-14
|
150
|
|
|
32
|
165
|
134
|
135
|
100
|
78
|
18
|
3
|
4-18
|
170
|
|
|
40
|
180
|
140
|
145
|
110
|
85
|
18
|
3
|
4-18
|
230
|
|
|
50
|
200
|
155
|
160
|
125
|
100
|
20
|
3
|
4-18
|
230
|
|
|
65
|
220
|
180
|
180
|
145
|
120
|
22
|
3
|
8-18
|
300
|
|
|
80
|
250
|
200
|
195
|
160
|
135
|
22
|
3
|
8-18
|
400
|
|
|
100
|
290
|
222
|
230
|
190
|
160
|
24
|
3
|
8-23
|
400
|
|
|
125
|
400
|
236
|
270
|
220
|
188
|
28
|
3
|
8-25
|
1100
|
|
|
150
|
400
|
295
|
300
|
250
|
218
|
30
|
3
|
8-25
|
1100
|
|
|
200
|
500
|
342
|
360
|
320
|
282
|
34
|
4
|
12-25
|
1500
|
|
