top of page
MecHero.jpg

<   Back to Product

STEEL PIPE

Mild Steel Black Pipe : BS1387:1985

Class: Light, Medium & Heavy

Class

Light

Normal Size(mm)
Min.Outer Diameter (mm)
Max.Outer Diameter (mm)
Wall Thickness (mm)
15
21
21.4
2
20
26.4
26.9
2.3
25
33.2
33.8
2.6
32
41.9
42.5
2.6
40
47.8
48.4
2.9
50
59.6
60.2
2.9
65
75.2
76
3.2
80
87.9
88.7
3.2
100
113
113.9
3.6
21
21.4
2
26.4
26.9
2.3
33.2
33.8
2.6
41.9
42.5
2.6
47.8
48.4
2.9
59.6
60.2
2.9
75.2
76
3.2
87.9
88.7
3.2
113
113.9
3.6
21
21.4
2
26.4
26.9
2.3
33.2
33.8
2.6
41.9
42.5
2.6
47.8
48.4
2.9
59.6
60.2
2.9
75.2
76
3.2
87.9
88.7
3.2
113
113.9
3.6
Class

Medium

Normal Size (mm)
Min.Outer Diameter (mm)
Max.Outer Diameter (mm)
Wall Thickness (mm)
15
21.1
21.7
2.6
20
26.6
27.2
2.6
25
33.4
34.2
3.2
32
42.1
42.9
3.2
40
48
48.8
3.2
50
59.8
60.8
3.6
65
75.4
76.6
3.6
80
88.1
89.5
4
100
113.3
114.9
4.5
Class

Heavy

Normal Size (mm)
Min.Outer Diameter (mm)
Max.Outer Diameter (mm)
Wall Thickness (mm)
15
21.1
21.7
3.2
20
26.6
27.2
3.2
25
33.4
34.2
4
32
42.1
42.9
4
40
48
48.8
4
50
59.8
60.8
4.5
65
75.4
76.6
4.5
80
88.1
89.5
5
100
113.3
114.9
5.4
bottom of page