对焊环松套法兰结构型式及尺寸(摘自HG 20599-1997)
PN0.6 Mpa对焊环松套法兰尺寸
公称
通径
DN
|
钢管外径
(对焊环
颈部外径)
A1
|
法兰
厚度
C
|
法兰内径
B1
|
圆角
R1
|
倒角
E
|
对焊环
|
理论质量/
玨g
|
|
高度
h
|
外径
d
|
S
|
S2
|
|
A系列
|
B系列
|
A系列
|
B系列
|
对焊环
|
法兰
|
|
10
|
17.2
|
14
|
12
|
21
|
18
|
2
|
2
|
28
|
33
|
1.8
|
1.8
|
0.03
|
0.36
|
|
15
|
21.3
|
18
|
12
|
25
|
22
|
2
|
2
|
30
|
38
|
2.0
|
2.0
|
0.04
|
0.40
|
|
20
|
26.9
|
25
|
14
|
31
|
29
|
2
|
2
|
32
|
48
|
2.3
|
2.3
|
0.08
|
0.58
|
|
25
|
33.7
|
32
|
14
|
38
|
36
|
3
|
3
|
35
|
58
|
2.6
|
2.6
|
0.11
|
0.71
|
|
32
|
42.4
|
38
|
16
|
47
|
42
|
3
|
3
|
35
|
69
|
2.6
|
2.6
|
0.16
|
1.17
|
|
40
|
48.3
|
45
|
16
|
53
|
50
|
3
|
3
|
38
|
78
|
2.6
|
2.6
|
0.19
|
1.34
|
|
50
|
60.3
|
57
|
16
|
65
|
62
|
3
|
3
|
38
|
88
|
2.9
|
2.9
|
0.27
|
1.48
|
|
65
|
76.1
|
76
|
16
|
81
|
81
|
3
|
3
|
38
|
108
|
2.9
|
2.9
|
0.37
|
1.80
|
|
80
|
88.9
|
89
|
18
|
94
|
94
|
4
|
4
|
42
|
124
|
3.2
|
3.2
|
0.52
|
2.88
|
|
100
|
114.3
|
108
|
18
|
120
|
114
|
4
|
4
|
45
|
144
|
3.6
|
3.6
|
0.71
|
3.31
|
|
125
|
139.7
|
133
|
18
|
145
|
139
|
4
|
4
|
48
|
174
|
4.0
|
4.0
|
1.07
|
3.96
|
|
150
|
168.3
|
159
|
20
|
174
|
165
|
4
|
4
|
48
|
199
|
4.5
|
4.5
|
1.43
|
4.98
|
|
200
|
219.1
|
219
|
22
|
226
|
226
|
5
|
5
|
55
|
254
|
5.9
|
5.9
|
2.62
|
6.61
|
|
250
|
273
|
273
|
24
|
281
|
281
|
5
|
5
|
60
|
309
|
6.3
|
6.3
|
3.71
|
8.54
|
|
300
|
323.9
|
325
|
24
|
333
|
334
|
5
|
5
|
62
|
363
|
7.1
|
7.1
|
5.04
|
11.3
|
|
350
|
355.6
|
377
|
26
|
365
|
386
|
5
|
5
|
62
|
413
|
7.1
|
7.1
|
6.75
|
13.7
|
|
400
|
406.4
|
426
|
28
|
416
|
435
|
5
|
5
|
65
|
463
|
7.1
|
7.1
|
8.04
|
16.3
|
|
450
|
457
|
480
|
30
|
467
|
490
|
5
|
5
|
65
|
518
|
7.1
|
7.1
|
9.52
|
19.6
|
|
500
|
508
|
530
|
32
|
519
|
541
|
6
|
6
|
68
|
568
|
7.1
|
7.1
|
11.4
|
22.4
|
|
600
|
610
|
630
|
36
|
622
|
642
|
6
|
6
|
70
|
667
|
7.1
|
7.1
|
14.6
|
32.0
|
|
PN1.0 Mpa对焊环松套法兰尺寸
公称
通径
DN
|
钢管外径
(对焊环
颈部外径)
A1
|
法兰
厚度
C
|
法兰内径
B1
|
圆角
R1
|
倒角
E
|
对焊环
|
理论质量/
玨g
|
|
高度
h
|
外径
d
|
S
|
S2
|
|
A系列
|
B系列
|
A系列
|
B系列
|
对焊环
|
法兰
|
|
10
|
17.2
|
14
|
14
|
21
|
18
|
2
|
2
|
35
|
41
|
1.8
|
1.8
|
0.04
|
0.60
|
|
15
|
21.3
|
18
|
14
|
25
|
22
|
2
|
2
|
38
|
46
|
2.0
|
1.0
|
0.05
|
0.67
|
|
20
|
26.9
|
25
|
16
|
31
|
29
|
2
|
2
|
40
|
56
|
2.3
|
2.3
|
0.09
|
0.93
|
|
25
|
33.7
|
32
|
16
|
38
|
36
|
3
|
3
|
40
|
65
|
2.6
|
2.6
|
0.13
|
1.10
|
|
32
|
42.4
|
38
|
18
|
47
|
42
|
3
|
3
|
42
|
76
|
2.6
|
2.6
|
0.17
|
1.83
|
|
40
|
48.3
|
45
|
18
|
53
|
50
|
3
|
3
|
45
|
84
|
2.6
|
2.6
|
0.20
|
2.07
|
|
50
|
60.3
|
57
|
20
|
65
|
62
|
3
|
3
|
48
|
99
|
2.9
|
2.9
|
0.31
|
2.72
|
|
65
|
76.1
|
76
|
20
|
81
|
81
|
3
|
3
|
48
|
118
|
2.9
|
2.9
|
0.41
|
3.25
|
|
80
|
88.9
|
89
|
20
|
94
|
94
|
4
|
4
|
50
|
132
|
3.2
|
3.2
|
0.56
|
3.52
|
|
100
|
114.3
|
108
|
22
|
120
|
114
|
4
|
4
|
52
|
156
|
3.6
|
3.6
|
0.79
|
4.45
|
|
125
|
139.7
|
133
|
22
|
145
|
139
|
4
|
4
|
55
|
184
|
4.0
|
4.0
|
1.16
|
5.50
|
|
150
|
168.3
|
159
|
24
|
174
|
165
|
4
|
4
|
55
|
211
|
4.5
|
4.5
|
1.56
|
7.41
|
|
200
|
219.1
|
219
|
24
|
226
|
226
|
5
|
5
|
62
|
266
|
5.9
|
5.9
|
2.84
|
8.97
|
|
250
|
273
|
273
|
26
|
281
|
281
|
5
|
5
|
68
|
319
|
6.3
|
6.3
|
3.96
|
11.4
|
|
300
|
323.9
|
325
|
28
|
333
|
334
|
5
|
5
|
68
|
370
|
7.1
|
7.1
|
5.26
|
13.9
|
|
350
|
355.6
|
377
|
30
|
365
|
386
|
5
|
5
|
68
|
429
|
7.1
|
7.1
|
7.34
|
18.2
|
|
400
|
406.4
|
426
|
32
|
416
|
435
|
5
|
5
|
72
|
480
|
7.1
|
7.1
|
8.74
|
23.5
|
|
450
|
457
|
480
|
35
|
467
|
490
|
5
|
5
|
72
|
530
|
7.1
|
7.1
|
10.1
|
26.9
|
|
500
|
508
|
530
|
38
|
519
|
541
|
6
|
6
|
75
|
582
|
7.1
|
7.1
|
12.1
|
33.4
|
|
600
|
610
|
630
|
42
|
622
|
642
|
6
|
6
|
80
|
682
|
7.1
|
7.1
|
15.5
|
46.1
|
|
PN1.6 Mpa对焊环松套法兰尺寸
公称
通径
DN
|
钢管外径
(t焊环
颈部外径)
A1
|
法兰
厚度
C
|
法兰内径
B1
|
圆角
R1
|
倒角
E
|
对焊环
|
理论质量/
玨g
|
|
高度
h
|
外径
d
|
S
|
S2
|
|
A系列
|
B系列
|
A系列
|
B系列
|
对焊环
|
法兰
|
|
10
|
17.2
|
14
|
14
|
21
|
18
|
2
|
2
|
35
|
41
|
1.8
|
1.8
|
0.04
|
0.60
|
|
15
|
21.3
|
18
|
14
|
25
|
22
|
2
|
2
|
38
|
46
|
2.0
|
2.0
|
0.05
|
0.67
|
|
20
|
26.9
|
25
|
16
|
31
|
29
|
2
|
2
|
40
|
56
|
2.3
|
2.3
|
0.09
|
0.93
|
|
25
|
33.7
|
32
|
16
|
38
|
36
|
3
|
3
|
40
|
65
|
2.6
|
2.6
|
0.13
|
1.10
|
|
32
|
42.4
|
38
|
18
|
47
|
42
|
3
|
3
|
42
|
76
|
2.6
|
2.6
|
0.17
|
1.83
|
|
40
|
48.3
|
45
|
18
|
53
|
50
|
3
|
3
|
45
|
84
|
2.6
|
2.6
|
0.20
|
2.07
|
|
50
|
60.3
|
57
|
20
|
65
|
62
|
3
|
3
|
48
|
99
|
2.9
|
2.9
|
0.31
|
2.72
|
|
65
|
76.1
|
76
|
20
|
81
|
81
|
3
|
3
|
48
|
118
|
2.9
|
2.9
|
0.41
|
3.25
|
|
80
|
88.9
|
89
|
20
|
94
|
94
|
4
|
4
|
50
|
132
|
3.2
|
3.2
|
0.56
|
3.52
|
|
100
|
114.3
|
108
|
22
|
120
|
114
|
4
|
4
|
52
|
156
|
3.6
|
3.6
|
0.79
|
4.45
|
|
125
|
139.7
|
133
|
22
|
145
|
139
|
4
|
4
|
55
|
184
|
4.0
|
4.0
|
1.16
|
5.50
|
|
150
|
168.3
|
159
|
24
|
174
|
165
|
4
|
4
|
55
|
211
|
4.5
|
4.5
|
1.56
|
7.41
|
|
200
|
219.1
|
219
|
26
|
226
|
226
|
5
|
5
|
62
|
266
|
5.9
|
5.9
|
2.84
|
9.41
|
|
250
|
273
|
273
|
28
|
281
|
281
|
5
|
5
|
70
|
319
|
6.3
|
6.3
|
3.96
|
13.3
|
|
300
|
323.9
|
325
|
32
|
333
|
334
|
5
|
5
|
78
|
370
|
7.1
|
7.1
|
5.26
|
18.1
|
|
350
|
355.6
|
377
|
35
|
365
|
386
|
5
|
5
|
82
|
429
|
8.0
|
8.0
|
8.25
|
23.9
|
|
400
|
406.4
|
426
|
38
|
416
|
435
|
5
|
5
|
85
|
480
|
8.0
|
8.0
|
9.83
|
31.1
|
|
450
|
457
|
480
|
42
|
467
|
490
|
5
|
5
|
87
|
548
|
8.0
|
8.0
|
12.3
|
39.2
|
|
500
|
508
|
530
|
46
|
519
|
541
|
6
|
6
|
90
|
609
|
8.0
|
8.0
|
15.2
|
55.8
|
|
600
|
610
|
630
|
52
|
622
|
642
|
6
|
6
|
95
|
720
|
8.8
|
8.8
|
22.1
|
85.7
|
|
PN2.5 Mpa对焊环松套法兰尺寸
公称
通径
DN
|
钢管外径
(对焊环
颈部外径)
A1
|
法兰
厚度
C
|
法兰内径
B1
|
圆角
R1
|
倒角
E
|
对焊环
|
理论质量/
玨g
|
|
高度
h
|
外径
d
|
S
|
S2
|
|
A系列
|
B系列
|
A系列
|
B系列
|
对焊环
|
法兰
|
|
10
|
17.2
|
14
|
14
|
21
|
18
|
2
|
2
|
35
|
41
|
1.8
|
1.8
|
0.04
|
0.60
|
|
15
|
21.3
|
18
|
14
|
25
|
22
|
2
|
2
|
38
|
46
|
2.0
|
2.0
|
0.05
|
0.67
|
|
20
|
26.9
|
25
|
16
|
31
|
29
|
2
|
2
|
40
|
56
|
2.3
|
2.3
|
0.09
|
0.93
|
|
25
|
33.7
|
32
|
16
|
38
|
36
|
3
|
3
|
40
|
65
|
2.6
|
2.6
|
0.14
|
1.10
|
|
32
|
42.4
|
38
|
18
|
47
|
42
|
3
|
3
|
42
|
76
|
2.6
|
2.6
|
0.17
|
1.83
|
|
40
|
48.3
|
45
|
18
|
53
|
50
|
3
|
3
|
45
|
84
|
2.6
|
2.6
|
0.22
|
2.07
|
|
50
|
60.3
|
57
|
20
|
65
|
62
|
3
|
3
|
48
|
99
|
2.9
|
2.9
|
0.31
|
2.72
|
|
65
|
76.1
|
76
|
22
|
81
|
81
|
3
|
3
|
52
|
118
|
2.9
|
2.9
|
0.46
|
3.40
|
|
80
|
88.9
|
89
|
24
|
94
|
94
|
4
|
4
|
58
|
132
|
3.2
|
3.2
|
0.59
|
4.23
|
|
100
|
114.3
|
108
|
26
|
120
|
114
|
4
|
4
|
65
|
156
|
3.6
|
3.6
|
0.93
|
6.15
|
|
125
|
139.7
|
133
|
28
|
145
|
139
|
4
|
4
|
68
|
184
|
4.0
|
4.0
|
1.29
|
8.31
|
|
150
|
168.3
|
159
|
30
|
174
|
165
|
4
|
4
|
75
|
211
|
4.5
|
4.5
|
1.90
|
10.6
|
|
200
|
219.1
|
219
|
32
|
226
|
226
|
5
|
5
|
80
|
274
|
6.3
|
6.3
|
3.70
|
13.9
|
|
250
|
273
|
273
|
35
|
281
|
281
|
5
|
5
|
88
|
330
|
7.1
|
7.1
|
5.69
|
19.6
|
|
300
|
323.9
|
325
|
38
|
333
|
334
|
5
|
5
|
92
|
389
|
8.0
|
8.0
|
8.50
|
25.6
|
|
350
|
355.6
|
377
|
42
|
365
|
386
|
5
|
5
|
100
|
448
|
8.0
|
8.0
|
10.9
|
36.6
|
|
400
|
406.4
|
426
|
46
|
416
|
435
|
5
|
5
|
110
|
503
|
8.8
|
8.8
|
14.7
|
49.4
|
|
450
|
457
|
480
|
50
|
467
|
490
|
5
|
5
|
110
|
548
|
8.8
|
8.8
|
17.1
|
56.3
|
|
500
|
508
|
530
|
56
|
519
|
541
|
6
|
6
|
125
|
609
|
10.0
|
10.0
|
24.8
|
74.0
|
|
600
|
610
|
630
|
68
|
622
|
642
|
6
|
6
|
125
|
720
|
11.0
|
11.0
|
33.4
|
113.7
|
|
PN4.0 Mpa对焊环松套法兰尺寸
公称
通径
DN
|
钢管外径
(对焊环
颈部外径)
A1
|
法兰
厚度
C
|
法兰内径
B1
|
圆角
R1
|
倒角
E
|
对焊环
|
理论质量/
玨g
|
|
高度
h
|
外径
d
|
S
|
S2
|
|
A系列
|
B系列
|
A系列
|
B系列
|
对焊环
|
法兰
|
|
10
|
17.2
|
14
|
14
|
21
|
18
|
2
|
2
|
35
|
41
|
1.8
|
1.8
|
0.04
|
0.60
|
|
15
|
21.3
|
18
|
14
|
25
|
22
|
2
|
2
|
38
|
46
|
2.0
|
2.0
|
0.05
|
0.67
|
|
20
|
26.9
|
25
|
16
|
31
|
29
|
2
|
2
|
40
|
56
|
2.3
|
2.3
|
0.09
|
0.93
|
|
25
|
33.7
|
32
|
16
|
38
|
36
|
3
|
3
|
40
|
65
|
2.6
|
2.6
|
0.14
|
1.10
|
|
32
|
42.4
|
38
|
18
|
47
|
42
|
3
|
3
|
42
|
76
|
2.6
|
2.6
|
0.17
|
1.83
|
|
40
|
48.3
|
45
|
18
|
53
|
50
|
3
|
3
|
45
|
84
|
2.6
|
2.6
|
0.22
|
2.07
|
|
50
|
60.3
|
57
|
20
|
65
|
62
|
3
|
3
|
48
|
99
|
2.9
|
2.9
|
0.31
|
2.72
|
|
65
|
76.1
|
76
|
22
|
81
|
81
|
3
|
3
|
52
|
118
|
2.9
|
2.9
|
0.46
|
3.40
|
|
80
|
88.9
|
89
|
24
|
94
|
94
|
4
|
4
|
58
|
132
|
3.2
|
3.2
|
0.59
|
4.23
|
|
100
|
114.3
|
108
|
26
|
120
|
114
|
4
|
4
|
65
|
156
|
3.6
|
3.6
|
0.93
|
6.15
|
|
125
|
139.7
|
133
|
28
|
145
|
139
|
4
|
4
|
68
|
184
|
4.0
|
4.0
|
1.29
|
8.31
|
|
150
|
168.3
|
159
|
30
|
174
|
165
|
4
|
4
|
75
|
211
|
4.5
|
4.5
|
1.90
|
10.6
|
|
200
|
219.1
|
219
|
36
|
226
|
226
|
5
|
5
|
88
|
284
|
6.3
|
6.3
|
3.91
|
17.5
|
|
250
|
273
|
273
|
42
|
281
|
281
|
5
|
5
|
105
|
345
|
7.1
|
7.1
|
6.13
|
28.6
|
|
300
|
323.9
|
325
|
48
|
333
|
334
|
5
|
5
|
115
|
409
|
8.0
|
8.0
|
9.29
|
40.3
|
|
350
|
355.6
|
377
|
55
|
365
|
386
|
5
|
5
|
125
|
465
|
8.8
|
8.8
|
12.8
|
56.5
|
|
400
|
406.4
|
426
|
60
|
416
|
435
|
5
|
5
|
135
|
535
|
11.0
|
11.0
|
20.6
|
82.1
|
|
450
|
457
|
480
|
66
|
467
|
490
|
5
|
5
|
135
|
560
|
12.5
|
12.5
|
25.1
|
80.8
|
|
500
|
508
|
530
|
72
|
519
|
541
|
6
|
6
|
140
|
615
|
14.2
|
14.2
|
35.6
|
107.4
|
|
600
|
610
|
630
|
84
|
622
|
642
|
6
|
6
|
150
|
735
|
16.0
|
16.0
|
50.5
|
172.8
|
|