2024年4月5日发(作者：姚秋白)
DN
10
15
20
25
32
40
50
65
80
100
125
150
175
200
225
250
300
350
400
450
500
550
600
GD86-0502，0503对焊凸凹面法兰
PN<10PN6.4PN4
0502凸0503凹0502凸0503凹0502凸0503凹
1.131.11.131.10.780.74
1.391.351.271.220.880.83
2.152.091.991.91.111.03
2.692.612.492.421.341.24
3.323.23.323.211.961.84
4.514.344.164.082.392.28
6.76.65.074.953.193.05
9.49.256.896.714.314.09
10.8510.687.797.585.345.11
15.7915.3311.7911.318.167.65
24.6724.1318.3117.7411.3310.68
33.9533.3226.1125.4414.4913.66
41.1940.3830.2129.3723.4722.48
56.5555.6139.1938.1826.0924.93
74.5373.5244.6243.3933.1231.82
89.178854.6153.1239.6138.15
137.66137.3873.7572.9655.7555.13
181.52180.08104.92103.175.0473.17
222.76220.97144.67142.19114.75112.77
——127.44124.3
215.8212.58152.72149.08
—308.61—191.19
313.02310.61225.75221.09
DN
10
15
20
25
32
40
50
65
80
100
125
150
175
200
225
250
300
350
400
450
500
550
600
GD86-0504
环连接面对焊法兰
PN25PN10PN5
———
1.880.850.85
2.351.521.52
3.881.761.79
4.562.452.3
6.273.43.36
11.993.993.83
16.456.215.73
22.118.737.85
32.5517.7912.51
62.5730.0216.46
75.7132.6521.49
———
135.5756.8632.86
———
240.4298.147.51
367.86122.7768.72
493.1148.01100.26
645.25209.14128.95
845.86263.34155.6
1027.6349.03187.02
———
1559.4504.65278.17
GD86-0505对焊平法兰
DN
10
15
20
25
32
40
50
65
80
100
125
150
175
200
225
250
300
350
400
450
500
550
600
700
800
900
1000
1200
PN2.5
0.61
0.69
1
1.14
1.92
2.18
2.91
3.83
5.03
7.02
9.63
12.67
14
17.99
22.57
23.68
33.28
51.29
66.23
76.49
94.88
—
120.01
182.11
236.83
302.61
408.72
558.54
PN1.6
0.6
0.69
0.98
1.13
1.88
2.17
2.89
3
4.19
4.78
6.23
9.3
10.65
12.09
14.16
17.63
23.96
33.78
46.72
59.35
78.57
—
109.34
131.15
170.57
212.81
263.75
421.71
PN1.0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
87.56
112.48
135.2
174.24
275.17
GD86-0508，0509对焊凸凹面法兰
DN
10
15
20
25
32
40
50
65
80
100
125
150
175
200
225
250
P=27.46(PN32)
0508凸
—
—
—
—
—
—
—
—
—
—
—
—
—
172.12
226.38
351.94
0509凹
—
—
—
—
—
—
—
—
—
—
—
—
—
171.62
225.82
350.94
P=22.56(PN25)
0508凸
—
—
—
—
—
—
—
—
—
—
—
—
—
172.12
226.38
351.94
P=15.2 P=18.04
(PN20)
DN
10
15
20
25
32
40
50
65
80
100
125
150
175
200
225
250
300
350
400
450
500
600
0509凹0508凸0509凹
———
———
—2.542.49
—3.643.56
—4.54.43
—5.375.26
—10.310.1
—19.218.7
—2726.6
—52.151.5
—63.462.5
—87.787
—108107
171.62154152
225.82199197
350.94310308
GD86-0507
平焊法兰
PN2.5PN1.6
0.540.54
0.610.61
0.860.86
10.98
1.641.64
1.871.87
2.52.5
3.182.99
3.763.26
5.914.23
7.965.24
10.217.08
11.78.53
13.529.09
16.7111.76
18.5513.41
25.0817.5
35.9723.27
48.3730.2
55.6338.87
73.8155.51
112.3784.4
DN
10
15
20
25
32
40
50
65
80
100
125
150
175
200
225
250
300
350
400
450
500
600
700
800
900
1000
1200
1400
1600
1800
2000
PN1.0
0.54
0.61
0.86
0.98
1.64
1.87
2.5
3.01
3.26
4.76
5.24
7.08
7.82
8.59
9.85
11.11
13.45
17.72
22.95
26.43
33.22
62.12
78.64
GD86-0506
平焊法兰
PN0.6
0.31
0.36
0.54
0.66
1.04
1.21
1.33
1.63
2.62
3.04
4.14
4.69
5.74
6.3
7.54
8.32
10.67
13.06
15.63
18.15
22.2
29.2
40.58
54.16
67.48
81.5
144.76
227.59
290.37
395.81
520.28
PN0.25
0.31
0.36
0.54
0.61
1.04
1.21
1.33
1.64
2.62
3.64
4.14
4.69
5.74
6.3
7.54
8.32
10.67
13.06
15.63
19.1
22.2
29.2
40.58
54.05
64.02
73.92
92.27
117.08
157.98
187.68
223.76
2024年4月5日发(作者：姚秋白)
DN
10
15
20
25
32
40
50
65
80
100
125
150
175
200
225
250
300
350
400
450
500
550
600
GD86-0502，0503对焊凸凹面法兰
PN<10PN6.4PN4
0502凸0503凹0502凸0503凹0502凸0503凹
1.131.11.131.10.780.74
1.391.351.271.220.880.83
2.152.091.991.91.111.03
2.692.612.492.421.341.24
3.323.23.323.211.961.84
4.514.344.164.082.392.28
6.76.65.074.953.193.05
9.49.256.896.714.314.09
10.8510.687.797.585.345.11
15.7915.3311.7911.318.167.65
24.6724.1318.3117.7411.3310.68
33.9533.3226.1125.4414.4913.66
41.1940.3830.2129.3723.4722.48
56.5555.6139.1938.1826.0924.93
74.5373.5244.6243.3933.1231.82
89.178854.6153.1239.6138.15
137.66137.3873.7572.9655.7555.13
181.52180.08104.92103.175.0473.17
222.76220.97144.67142.19114.75112.77
——127.44124.3
215.8212.58152.72149.08
—308.61—191.19
313.02310.61225.75221.09
DN
10
15
20
25
32
40
50
65
80
100
125
150
175
200
225
250
300
350
400
450
500
550
600
GD86-0504
环连接面对焊法兰
PN25PN10PN5
———
1.880.850.85
2.351.521.52
3.881.761.79
4.562.452.3
6.273.43.36
11.993.993.83
16.456.215.73
22.118.737.85
32.5517.7912.51
62.5730.0216.46
75.7132.6521.49
———
135.5756.8632.86
———
240.4298.147.51
367.86122.7768.72
493.1148.01100.26
645.25209.14128.95
845.86263.34155.6
1027.6349.03187.02
———
1559.4504.65278.17
GD86-0505对焊平法兰
DN
10
15
20
25
32
40
50
65
80
100
125
150
175
200
225
250
300
350
400
450
500
550
600
700
800
900
1000
1200
PN2.5
0.61
0.69
1
1.14
1.92
2.18
2.91
3.83
5.03
7.02
9.63
12.67
14
17.99
22.57
23.68
33.28
51.29
66.23
76.49
94.88
—
120.01
182.11
236.83
302.61
408.72
558.54
PN1.6
0.6
0.69
0.98
1.13
1.88
2.17
2.89
3
4.19
4.78
6.23
9.3
10.65
12.09
14.16
17.63
23.96
33.78
46.72
59.35
78.57
—
109.34
131.15
170.57
212.81
263.75
421.71
PN1.0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
87.56
112.48
135.2
174.24
275.17
GD86-0508，0509对焊凸凹面法兰
DN
10
15
20
25
32
40
50
65
80
100
125
150
175
200
225
250
P=27.46(PN32)
0508凸
—
—
—
—
—
—
—
—
—
—
—
—
—
172.12
226.38
351.94
0509凹
—
—
—
—
—
—
—
—
—
—
—
—
—
171.62
225.82
350.94
P=22.56(PN25)
0508凸
—
—
—
—
—
—
—
—
—
—
—
—
—
172.12
226.38
351.94
P=15.2 P=18.04
(PN20)
DN
10
15
20
25
32
40
50
65
80
100
125
150
175
200
225
250
300
350
400
450
500
600
0509凹0508凸0509凹
———
———
—2.542.49
—3.643.56
—4.54.43
—5.375.26
—10.310.1
—19.218.7
—2726.6
—52.151.5
—63.462.5
—87.787
—108107
171.62154152
225.82199197
350.94310308
GD86-0507
平焊法兰
PN2.5PN1.6
0.540.54
0.610.61
0.860.86
10.98
1.641.64
1.871.87
2.52.5
3.182.99
3.763.26
5.914.23
7.965.24
10.217.08
11.78.53
13.529.09
16.7111.76
18.5513.41
25.0817.5
35.9723.27
48.3730.2
55.6338.87
73.8155.51
112.3784.4
DN
10
15
20
25
32
40
50
65
80
100
125
150
175
200
225
250
300
350
400
450
500
600
700
800
900
1000
1200
1400
1600
1800
2000
PN1.0
0.54
0.61
0.86
0.98
1.64
1.87
2.5
3.01
3.26
4.76
5.24
7.08
7.82
8.59
9.85
11.11
13.45
17.72
22.95
26.43
33.22
62.12
78.64
GD86-0506
平焊法兰
PN0.6
0.31
0.36
0.54
0.66
1.04
1.21
1.33
1.63
2.62
3.04
4.14
4.69
5.74
6.3
7.54
8.32
10.67
13.06
15.63
18.15
22.2
29.2
40.58
54.16
67.48
81.5
144.76
227.59
290.37
395.81
520.28
PN0.25
0.31
0.36
0.54
0.61
1.04
1.21
1.33
1.64
2.62
3.64
4.14
4.69
5.74
6.3
7.54
8.32
10.67
13.06
15.63
19.1
22.2
29.2
40.58
54.05
64.02
73.92
92.27
117.08
157.98
187.68
223.76