Steel
Steel is an alloy of iron and other elements, primarily carbon. Because of its high tensile strength and low cost, it is a major component in buildings, infrastructure, tools, ships, automobiles, machines, appliances, and weapons.
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GI Pipes (DN 25)
Thread Size Designation |
Nominal Size (DN) |
Outside Diameter |
Wall Thickness |
|
Min |
Max |
|||
1 |
25 |
33.2 |
33.8 |
2.0 |
Commissions Sri Lanka’s 1st and only GI Pipes Plant
GI Pipes (DN 80)
Thread Size Designation |
Nominal Size (DN) |
Outside Diameter |
Wall Thickness |
|
Min |
Max |
|||
3 |
80 |
87.9 |
88.7 |
2.9 |
Commissions Sri Lanka’s 1st and only GI Pipes Plant
GI Pipes (DN 65)
Thread Size Designation |
Nominal Size (DN) |
Outside Diameter |
Wall Thickness |
|
Min |
Max |
|||
2 1/2 |
65 |
75.2 |
76.0 |
2.5 |
Commissions Sri Lanka’s 1st and only GI Pipes Plant
GI Pipes (DN 50)
Thread Size Designation |
Nominal Size (DN) |
Outside Diameter |
Wall Thickness |
|
Min |
Max |
|||
2 |
50 |
59.6 |
60.2 |
2.3 |
Commissions Sri Lanka’s 1st and only GI Pipes Plant
GI Pipes (DN 40)
Thread Size Designation |
Nominal Size (DN) |
Outside Diameter |
Wall Thickness |
|
Min |
Max |
|||
1 1/2 |
40 |
47.8 |
48.4 |
2.3 |
Commissions Sri Lanka’s 1st and only GI Pipes Plant
GI Pipes (DN 32)
Thread Size Designation |
Nominal Size (DN) |
Outside Diameter |
Wall Thickness |
|
Min |
Max |
|||
1 1/4 |
32 |
41.9 |
42.5 |
2.3 |
Commissions Sri Lanka’s 1st and only GI Pipes Plant
GI Pipes (DN 20)
Thread Size Designation |
Nominal Size (DN) |
Outside Diameter |
Wall Thickness |
|
Min |
Max |
|||
3/4 |
20 |
26.4 |
26.9 |
1.8 |
Commissions Sri Lanka’s 1st and only GI Pipes Plant
GI Pipes (DN 15)
Thread Size Designation |
Nominal Size (DN) |
Outside Diameter |
Wall Thickness |
|
Min |
Max |
|||
1/2 |
15 |
21.0 |
21.4 |
1.8 |