hemos obtenido ISO 9001, ISO 14001, ISO 45001, CE, certificación de calificación crediticia de nivel AAA, etc.
AS1074 Standard Specification for steel tubes and tubulars for ordinary service. This Standard specifies requirements for threaded steel tubes and tubulars, and plain-end steel tubes suitable for screwing as specified in AS 1722.1,and of DN 8 to DN 150 inclusive (nominal size).
DIMMENSIONS OF STEEL TUBES---LIGHT
|
Norminal size |
Outside
diameter |
Thickness |
|
|
Min. |
Max |
||
|
DN 8 |
13.2 |
13.6 |
1.8 |
|
DN 10 |
16.7 |
17.1 |
1.8 |
|
DN 15 |
21 |
21.4 |
2 |
|
DN 20 |
26.4 |
26.9 |
2.3 |
|
DN 25 |
33.2 |
33.8 |
2.6 |
|
DN 32 |
41.9 |
42.5 |
2.6 |
|
DN 40 |
47.8 |
48.4 |
2.9 |
|
DN 50 |
59.6 |
60.2 |
2.9 |
|
DN 65 |
75.2 |
76 |
3.2 |
|
DN 80 |
87.9 |
88.7 |
3.2 |
|
DN 100 |
113.0 |
113.9 |
3.6 |
DIMMENSIONS OF STEEL TUBES---MEDIUM
|
Norminal size |
Outside
diameter |
Thickness |
|
|
Min. |
Max |
||
|
DN 8 |
13.3 |
13.9 |
2.3 |
|
DN 10 |
16.8 |
17.4 |
2.3 |
|
DN 15 |
21.1 |
21.7 |
2.6 |
|
DN 20 |
26.6 |
27.2 |
2.6 |
|
DN 25 |
33.4 |
34.2 |
3.2 |
|
DN 32 |
42.1 |
42.9 |
3.2 |
|
DN 40 |
48 |
48.8 |
3.2 |
|
DN 50 |
59.8 |
60.8 |
3.6 |
|
DN 65 |
75.4 |
76.6 |
3.6 |
|
DN 80 |
88.1 |
89.5 |
4.0 |
|
DN 100 |
113.3 |
114.9 |
4.5 |
|
DN 125 |
138.7 |
140.6 |
5.0 |
|
DN 150 |
164.1 |
166.1 |
5.0 |
DIMMENSIONS OF STEEL TUBES---HEAVY
|
Norminal size |
Outside
diameter |
Thickness |
|
|
Min. |
Max |
||
|
DN 8 |
13.3 |
13.9 |
2.9 |
|
DN 10 |
16.8 |
17.4 |
2.9 |
|
DN 15 |
21.1 |
21.7 |
3.2 |
|
DN 20 |
26.6 |
27.2 |
3.2 |
|
DN 25 |
33.4 |
34.2 |
4.0 |
|
DN 32 |
42.1 |
42.9 |
4.0 |
|
DN 40 |
48 |
48.8 |
4.0 |
|
DN 50 |
59.8 |
60.8 |
4.5 |
|
DN 65 |
75.4 |
76.6 |
4.5 |
|
DN 80 |
88.1 |
89.5 |
5.0 |
|
DN 100 |
113.3 |
114.9 |
5.4 |
|
DN 125 |
138.7 |
140.6 |
5.4 |
|
DN 150 |
164.1 |
166.1 |
5.4 |
