Seamless Steel Pipe (SMLS) is made from a solid round steel 'billet' which is heated and then pushed or pulled over a form until the steel is shaped into a hollow tube. SMLS steel pipes are suitable for the industries of oil, natural gas, ship building, chemical, environmental protection, boiler, water conservancy, etc.
Quality Standard:
● API 5L
● API 5CT
● ASTM A106
● ASTM A53
● ASTM A179
● ASTM A192
● DIN 1629
● DIN 17175
Size Range:
● Outer Diameter:
Hot Finish: 60. 3mm-762mm (2” - 30”)
Cold Drawn : 21. 3mm-457. 2mm(0. 5” - 18”)
● Wall Thickness:
Hot Finish:
6. 35mm-101. 6mm(0. 25” - 4. 00”)
Cold drawn:
1. 65mm-22. 23mm(0. 065” - 0. 875”)
● Length:
Random Length
Fixed Length
SRL
DRL
Heat Treatment:
● Annealed
● Normalized

