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（法兰/钢管/管件-集成壁厚表）
|
DN
|
英寸
|
美外
|
日外
|
德外
|
A系值
|
B系值
|
德厚
|
SGP
|
SCH10
|
SCH20
|
SCH30
|
STD
|
SCH40
|
SCH60
|
XS
|
SCH80
|
SCH100
|
SCH120
|
SCH140
|
SCH160
|
XXS
|
|
6
|
1/8"
|
10.3
|
10.5
|
|
|
|
|
2
|
|
|
|
|
1.7
|
|
|
|
|
|
|
|
|
|
8
|
1/4"
|
13.7
|
13.8
|
|
|
|
|
2.3
|
|
|
|
2.24
|
2.24
|
|
3.02
|
3.02
|
|
|
|
|
|
|
10
|
3/8"
|
17.1
|
17.3
|
|
17.2
|
14
|
|
2.3
|
|
|
|
2.31
|
2.31
|
|
3.20
|
3.2
|
|
|
|
|
|
|
15
|
1/2"
|
21.3
|
21.7
|
21.3
|
21.3
|
18
|
2
|
2.8
|
2.11
|
|
2.41
|
2.77
|
2.77
|
|
3.73
|
3.73
|
|
|
|
4.78
|
7.47
|
|
20
|
3/4"
|
26.7
|
27.2
|
26.9
|
26.9
|
25
|
2.3
|
2.8
|
2.11
|
|
2.41
|
2.87
|
2.87
|
|
3.91
|
3.91
|
|
|
|
5.56
|
7.82
|
|
25
|
1"
|
33.4
|
34
|
33.7
|
33.7
|
32
|
2.6
|
3.2
|
2.77
|
|
2.9
|
3.38
|
3.38
|
|
4.55
|
4.55
|
|
|
|
6.35
|
9.09
|
|
32
|
11/4"
|
42.2
|
42.7
|
42.4
|
42.4
|
38
|
2.6
|
3.5
|
2.77
|
|
2.97
|
3.56
|
3.56
|
|
4.85
|
4.85
|
|
|
|
6.35
|
9.7
|
|
40
|
11/2"
|
48.3
|
48.6
|
48.3
|
48.3
|
45
|
2.6
|
3.5
|
2.77
|
|
3.17
|
3.68
|
3.68
|
|
5.08
|
5.08
|
|
|
|
7.14
|
10.16
|
|
50
|
2"
|
60.3
|
60.5
|
60.3
|
60.3
|
57
|
2.9
|
3.8
|
2.77
|
|
3.17
|
3.91
|
3.91
|
|
5.54
|
5.54
|
|
|
|
8.74
|
11.07
|
|
65
|
21/2"
|
73
|
76.3
|
76.1
|
76.1
|
76
|
2.9
|
4.2
|
3.05
|
|
4.78
|
5.16
|
5.16
|
|
7.01
|
7.01
|
|
|
|
9.53
|
13.26
|
|
80
|
3"
|
88.9
|
89.1
|
88.9
|
88.9
|
89
|
3.2
|
4.2
|
3.05
|
|
4.78
|
5.49
|
5.49
|
|
7.62
|
7.62
|
|
|
|
11.13
|
15.24
|
|
90
|
31/2"
|
101.6
|
102
|
|
|
|
|
4.2
|
3.05
|
|
4.78
|
5.74
|
5.74
|
|
8.08
|
8.08
|
|
|
|
|
|
|
100
|
4"
|
114.3
|
114
|
114
|
114.3
|
108
|
3.6
|
4.5
|
3.05
|
|
4.78
|
6.02
|
6.02
|
|
8.56
|
8.56
|
|
11.13
|
|
13.49
|
17.12
|
|
125
|
5"
|
141.3
|
140
|
140
|
139.7
|
133
|
4
|
4.5
|
3.4
|
|
|
6.55
|
6.55
|
|
9.53
|
9.53
|
|
12.7
|
|
15.87
|
19.05
|
|
150
|
6"
|
168.3
|
165
|
168
|
168.3
|
159
|
4.5
|
5
|
3.4
|
|
|
7.11
|
7.11
|
|
10.97
|
10.97
|
|
15.09
|
|
18.26
|
21.95
|
|
200
|
8"
|
219.1
|
216
|
219
|
219.1
|
219
|
6.3
|
5.8
|
3.76
|
6.35
|
7.04
|
8.18
|
8.18
|
10.31
|
12.7
|
12.7
|
15.09
|
18.26
|
20.62
|
23.01
|
22.22
|
|
250
|
10"
|
273
|
267
|
273
|
273
|
273
|
6.3
|
6.6
|
4.19
|
6.35
|
7.80
|
9.27
|
9.27
|
12.7
|
12.7
|
15.09
|
18.26
|
21.44
|
25.4
|
28.57
|
25.4
|
|
300
|
12"
|
323.8
|
319
|
324
|
323.9
|
325
|
7.1
|
6.9
|
4.57
|
6.35
|
8.38
|
9.53
|
10.31
|
14.27
|
12.7
|
17.48
|
21.44
|
25.4
|
28.57
|
33.32
|
25.4
|
|
350
|
14"
|
355.8
|
356
|
356
|
355.6
|
377
|
8
|
7.9
|
6.35
|
7.92
|
9.53
|
9.53
|
11.13
|
15.09
|
12.7
|
19.05
|
23.83
|
27.79
|
31.75
|
35.71
|
|
|
400
|
16"
|
406.4
|
406
|
406
|
406.4
|
426
|
8.8
|
7.9
|
6.35
|
7.92
|
9.53
|
9.53
|
12.70
|
16.66
|
12.7
|
21.44
|
26.19
|
30.96
|
36.53
|
40.49
|
|
|
450
|
18"
|
457.2
|
457
|
457
|
457
|
480
|
10
|
7.9
|
6.35
|
7.92
|
11.13
|
9.53
|
14.27
|
19.05
|
12.7
|
23.83
|
29.36
|
34.92
|
39.67
|
45.24
|
|
|
500
|
20"
|
508
|
508
|
508
|
508
|
530
|
11
|
7.9
|
6.35
|
9.53
|
12.7
|
9.53
|
15.09
|
20.62
|
12.7
|
26.19
|
32.54
|
38.1
|
44.45
|
50.01
|
|
|
550
|
22"
|
558.8
|
559
|
|
|
|
|
|
6.35
|
9.53
|
12.7
|
9.53
|
15.88
|
22.22
|
12.7
|
28.57
|
34.92
|
41.27
|
47.62
|
53.97
|
|
|
600
|
24"
|
609.9
|
610
|
610
|
610
|
630
|
12.5
|
|
6.35
|
9.53
|
14.27
|
9.53
|
17.48
|
24.61
|
12.7
|
30.96
|
38.89
|
46.02
|
52.37
|
59.54
|
|
|
650
|
26"
|
660.4
|
660
|
|
|
|
|
|
7.92
|
12.7
|
|
9.53
|
|
|
12.7
|
|
|
|
|
|
|
|
700
|
28"
|
711.2
|
711
|
711
|
711
|
720
|
|
|
7.92
|
12.7
|
15.87
|
9.53
|
|
|
12.7
|
|
|
|
|
|
|
|
750
|
30"
|
762
|
762
|
|
|
|
|
|
7.92
|
12.7
|
15.87
|
9.53
|
|
|
12.7
|
|
|
|
|
|
|
|
800
|
32"
|
812.8
|
813
|
813
|
813
|
820
|
12.5
|
|
7.92
|
12.7
|
15.87
|
9.53
|
17.48
|
|
12.7
|
|
|
|
|
|
|
|
850
|
34"
|
863.6
|
864
|
|
|
|
|
|
7.92
|
12.7
|
15.87
|
9.53
|
17.48
|
|
12.7
|
|
|
|
|
|
|
|
900
|
36"
|
914.4
|
914
|
914
|
914
|
920
|
12.5
|
|
7.92
|
12.7
|
15.87
|
9.53
|
19.05
|
|
12.7
|
|
|
|
|
|
|
|
950
|
38"
|
965.2
|
965
|
|
|
|
|
|
|
|
|
9.53
|
|
|
12.7
|
|
|
|
|
|
|
|
1000
|
40"
|
1016
|
1016
|
1016
|
1016
|
1020
|
12.5
|
|
|
|
|
9.53
|
|
|
12.7
|
|
|
|
|
|
|
|
1050
|
42"
|
1066.8
|
1067
|
|
|
|
|
|
|
|
|
9.53
|
|
|
12.7
|
|
|
|
|
|
|
|
1100
|
44"
|
1117.6
|
1118
|
|
|
|
|
|
|
|
|
9.53
|
|
|
12.7
|
|
|
|
|
|
|
|
1150
|
46"
|
1168.4
|
1168
|
|
|
|
|
|
|
|
|
9.53
|
|
|
12.7
|
|
|
|
|
|
|
|
1200
|
48"
|
1219.2
|
1219
|
1220
|
1219
|
1220
|
|
|
|
|
|
9.53
|
|
|
12.7
|
|
|
|
|
|
|
(碳钢管件HS:73079300) (碳钢无缝钢管HS:7304399000) (碳钢法兰HS：730791000) (碳钢带缝钢管HS:73063090)
(不锈钢法兰：7307210000) (不锈钢无缝钢管HS：7304419000) (不锈钢螺纹HS:73072200) (不锈钢管件HS:73072300)
