ỐNG THÉP THEO TIÊU CHUẨN: ASTM/API/ASME ĐỘ DÀI: 6/9/12M
Inh
DN
OD
Độ dày (wall thickness)
mm
10
20
30
STD
40
60
XS
80
100
120
140
160
XXS
¼
8
13.7
2.2
3.0
3/8
17.1
2.3
3.2
½
15
21.3
2.8
3.7
4.8
7.5
¾
26.7
2.9
3.9
5.6
7.8
1
25
33.4
3.4
4.6
6.4
9.1
1 ¼
32
42.2
3.6
4.9
9.7
1 ½
48.3
5.1
7.1
10.2
2
50
60.3
4.83
5.5
8.7
11.1
2 ½
65
73.0
5.2
5.51
7.0
9.5
14.0
3
88.9
6.45
7.6
15.2
3 ½
90
101.6
5.8
8.1
4
114.3
4.78
6.0
8.6
13.5
5
125
141.3
6.6
12.7
15.9
19.1
6
150
168.3
5.56
11.0
14.3
18.3
22.0
200
219.1
8.2
10.3
15.1
20.6
23.0
22.2
250
273.1
9.3
21.4
25.4
28.6
12
300
323.9
8.4
17.5
33.3
14
350
355.6
7.9
23.8
27.8
31.8
35.7
16
400
406.4
16.7
26.2
31.0
36.5
40.5
18
450
457.2
23.9
29.4
34.9
39.7
45.2
500
508.0
16.1
32.6
38.1
44.5
50.0
22
550
558.8
41.3
47.6
54.0
24
600
609.6
24.6
38.9
46.0
52.4
59.5
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