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不銹鋼無縫管國家標準管對照表

日期：2025-12-06 04:48
瀏覽次數(shù)：3929
摘要：
不銹鋼無縫管國家標準管對照表
公稱直徑
Nominal
diameter
外徑
Outside
diameter
Sch
5s
Sch
10s
Sch
20s
LG
Sch
20
Sch
30
STD
Sch
40
Sch
60
XS
Sch
80
Sch
100
Sch
120
Sch
140
Sch
160
15
18
1.6
2.1
2.6
-
-
-
-
2.9
-
-
3.6
-
-
-
4.5
20
25
1.6
2.1
2.6
-
-
-
-
2.9
-
-
4.0
-
-
-
5.6
25
32
1.6
2.8
3.2
-
-
-
-
3.2
-
-
4.5
-
-
-
6.3
32
38
1.6
2.8
3.2
-
-
-
-
3.6
-
-
5.0
-
-
-
7.1
40
45
1.6
2.8
3.2
-
-
-
-
3.6
-
-
5.0
-
-
-
7.1
50
57
1.6
2.8
3.6
-
3.2
-
-
4.0
-
-
5.6
-
-
-
8.8
65
76
2.0
3.0
3.6
-
4.5
-
-
5.0
-
-
7.1
-
-
-
10.0
80
89
2.0
3.0
4.0
-
4.5
-
-
5.6
-
-
8.0
-
-
-
11.0
90
-
2.0
3.0
4.0
-
4.5
-
-
5.6
-
-
8.0
-
-
-
12.5
100
108
2.0
3.0
4.0
-
5.0
-
-
5.9
-
-
8.8
-
11.0
-
14.2
125
133
2.9
3.4
5.0
-
5.0
-
-
6.3
-
-
10.0
-
12.5
-
16.0
150
159
2.9
3.4
5.0
-
5.6
-
-
7.1
-
-
11.0
-
14.2
-
17.5
200
219
2.9
4.0
6.3
-
6.3
7.1
-
8.0
10.0
-
12.5
16.0
17.5
20.0
22.2
250
273
3.6
4.0
6.3
-
6.3
8.0
-
8.8
12.5
-
16.0
17.5
22.2
25.0
28.0
300
325
4.0
4.5
6.3
-
6.3
8.8
-
10.0
14.2
-
17.5
22.2
25.0
28.0
32.0
350
377
4.0
5.0
-
8.0
8.0
10.0
10.0
11.0
16.0
13.0
20.0
25.8
28.0
32.0
36.0
400
426
4.0
5.0
-
8.0
8.0
10.0
10.0
12.5
17.5
13.0
22.2
28.5
30.0
36.0
40.0
450
480
4.0
5.0
-
8.0
8.0
11.0
10.0
14.2
20.0
13.0
25.0
30.0
36.0
40.0
45.0
500
529
5.0
5.6
-
8.0
10.0
12.5
10.0
16.0
20.0
13.0
28.0
32.0
40.0
45.0
50.0
550
-
5.0
5.6
-
8.0
-
-
10.0
-
-
13.0
30.0
-
-
-
-
600
630
5.6
6.3
-
8.0
-
-
10.0
17.5
-
13.0
32.0
-
-
-
-
650
-
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
700
720
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
750
-
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
800
820
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
850
-
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
900
920
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
950
-
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
1000
1020
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
1050
-
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
1100
1150
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
1150
-
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
1200
1220
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
 


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