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标准规范APPLICABLE STANDARDS
设计与制造Design：GB/T12237/1989
连接法兰End Flange：GB9113.1
防火测试Fire Safe：API607 4th 1993
结构长度Face to Face：GB/T12221-1989
检测与试验Inspection&Testing：GB/T13927-1992
GB系列主要外型及连接尺寸表GB Main appearance and connection size talbe
|
公称压力PN
|
公称通径DN
|
L
|
￠E
|
￠B
|
￠C
|
D1
|
T
|
f
|
f1
|
N-￠h
|
H
|
H1
|
W
|
M
|
P
|
A1
|
A2
|
B1
|
B2
|
|
1.6
|
15
|
130
|
95
|
65
|
46
|
|
14
|
2
|
|
4-14
|
48
|
79
|
135
|
9
|
9
|
6
|
6
|
36
|
42
|
|
20
|
130
|
105
|
75
|
56
|
|
16
|
2
|
|
4-14
|
53
|
84
|
135
|
9
|
9
|
6
|
6
|
36
|
42
|
|
|
25
|
140
|
115
|
85
|
65
|
|
16
|
2
|
|
4-14
|
64
|
95
|
170
|
11
|
11
|
6
|
7
|
42
|
50
|
|
|
32
|
165
|
140
|
100
|
76
|
|
18
|
2
|
|
4-18
|
71
|
103
|
170
|
11
|
11
|
6
|
7
|
42
|
50
|
|
|
40
|
165
|
150
|
110
|
84
|
|
18
|
2
|
|
4-18
|
76
|
111
|
200
|
14
|
14
|
7
|
9
|
50
|
70
|
|
|
50
|
203
|
165
|
125
|
99
|
|
20
|
2
|
|
4-18
|
85
|
120
|
200
|
14
|
14
|
7
|
9
|
50
|
70
|
|
|
65
|
222
|
185
|
145
|
118
|
|
20
|
2
|
|
4-18
|
104
|
153
|
300
|
17
|
17
|
9
|
11
|
70
|
105
|
|
|
80
|
241
|
200
|
160
|
132
|
|
20
|
2
|
|
8-18
|
114
|
163
|
300
|
17
|
17
|
9
|
11
|
70
|
105
|
|
|
100
|
305
|
220
|
180
|
156
|
|
22
|
2
|
|
8-18
|
140
|
182
|
400
|
22
|
22
|
non
|
11
|
non
|
105
|
|
|
125
|
356
|
250
|
210
|
184
|
|
22
|
2
|
|
8-18
|
183
|
260
|
500
|
27
|
27
|
14
|
non
|
125
|
Non
|
|
|
150
|
394
|
285
|
240
|
211
|
|
24
|
2
|
|
8-22
|
202
|
280
|
800
|
27
|
27
|
14
|
non
|
125
|
Non
|
|
|
200
|
457
|
340
|
295
|
266
|
|
24
|
2
|
|
12-22
|
253
|
|
1100
|
27
|
27
|
14
|
non
|
125
|
non
|
|
|
2.5
|
15
|
140
|
95
|
65
|
46
|
|
14
|
2
|
|
4-14
|
48
|
79
|
135
|
9
|
9
|
6
|
6
|
36
|
42
|
|
20
|
152
|
105
|
75
|
56
|
|
16
|
2
|
|
4-14
|
53
|
84
|
135
|
9
|
9
|
6
|
6
|
36
|
42
|
|
|
25
|
165
|
115
|
85
|
65
|
|
16
|
2
|
|
4-14
|
64
|
95
|
170
|
11
|
11
|
6
|
7
|
42
|
50
|
|
|
32
|
178
|
140
|
100
|
76
|
|
18
|
2
|
|
4-18
|
71
|
103
|
170
|
11
|
11
|
6
|
7
|
42
|
50
|
|
|
40
|
190
|
150
|
110
|
84
|
|
18
|
2
|
|
4-18
|
76
|
111
|
200
|
14
|
14
|
7
|
9
|
50
|
70
|
|
|
50
|
216
|
165
|
125
|
99
|
|
20
|
2
|
|
4-18
|
85
|
120
|
200
|
14
|
14
|
7
|
9
|
50
|
70
|
|
|
65
|
241
|
185
|
145
|
118
|
|
22
|
2
|
|
8-18
|
104
|
153
|
300
|
17
|
17
|
9
|
11
|
70
|
105
|
|
|
80
|
283
|
200
|
160
|
132
|
|
24
|
2
|
|
8-18
|
114
|
163
|
300
|
17
|
17
|
9
|
11
|
70
|
105
|
|
|
100
|
305
|
235
|
190
|
156
|
|
24
|
2
|
|
8-22
|
140
|
182
|
400
|
22
|
22
|
non
|
11
|
non
|
105
|
|
|
125
|
381
|
270
|
220
|
184
|
|
26
|
2
|
|
8-26
|
183
|
260
|
500
|
27
|
27
|
14
|
non
|
125
|
Non
|
|
|
150
|
403
|
300
|
250
|
211
|
|
28
|
2
|
|
8-26
|
202
|
280
|
800
|
27
|
27
|
14
|
non
|
125
|
Non
|
|
|
200
|
502
|
360
|
310
|
274
|
|
30
|
2
|
|
12-26
|
253
|
|
1100
|
27
|
27
|
14
|
non
|
125
|
non
|
|
|
4.0
|
15
|
140
|
95
|
65
|
46
|
40
|
14
|
2
|
4
|
4-14
|
48
|
79
|
135
|
9
|
9
|
6
|
6
|
36
|
42
|
|
20
|
152
|
105
|
75
|
56
|
51
|
16
|
2
|
4
|
4-14
|
53
|
84
|
135
|
9
|
9
|
6
|
6
|
36
|
42
|
|
|
25
|
165
|
115
|
85
|
65
|
58
|
16
|
2
|
4
|
4-14
|
64
|
95
|
170
|
11
|
11
|
6
|
7
|
42
|
50
|
|
|
32
|
178
|
140
|
100
|
76
|
66
|
18
|
2
|
4
|
4-18
|
71
|
103
|
170
|
11
|
11
|
6
|
7
|
42
|
50
|
|
|
40
|
190
|
150
|
110
|
84
|
76
|
18
|
2
|
4
|
4-18
|
76
|
111
|
200
|
14
|
14
|
7
|
9
|
50
|
70
|
|
|
50
|
216
|
165
|
125
|
99
|
88
|
20
|
2
|
4
|
4-18
|
85
|
120
|
200
|
14
|
14
|
7
|
9
|
50
|
70
|
|
|
65
|
241
|
185
|
145
|
118
|
110
|
22
|
2
|
4
|
8-18
|
104
|
153
|
300
|
17
|
17
|
9
|
11
|
70
|
105
|
|
|
80
|
283
|
200
|
160
|
132
|
121
|
24
|
2
|
4
|
8-18
|
114
|
163
|
300
|
17
|
17
|
9
|
11
|
70
|
105
|
|
|
100
|
305
|
235
|
190
|
156
|
150
|
24
|
2
|
4.5
|
8-22
|
140
|
182
|
400
|
22
|
22
|
non
|
11
|
non
|
105
|
|
|
125
|
381
|
270
|
220
|
184
|
176
|
26
|
2
|
4.5
|
8-26
|
183
|
260
|
500
|
27
|
27
|
14
|
non
|
125
|
Non
|
|
|
150
|
403
|
300
|
250
|
211
|
204
|
28
|
2
|
4.5
|
8-26
|
202
|
280
|
800
|
27
|
27
|
14
|
non
|
125
|
Non
|
|
|
200
|
502
|
385
|
320
|
284
|
260
|
34
|
2
|
4.5
|
12-30
|
253
|
|
1100
|
27
|
27
|
14
|
non
|
125
|
non
|