Seamless tube

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Seamless tube

Seamless tubes are made from solid steel ingots or cylinders, drilled and shaped through hot or cold rolling. Without welds, they offer superior strength and mechanical properties, making them ideal for demanding industries like petrochemical, automotive, construction, and engineering. Used in applications such as chemical processing, heat exchangers, and pressure boilers, they are preferred when specific dimensions or high safety standards are required, despite being more costly than welded tubes.

Thicknesses

SCH 10s- SCH 160S

Length

4 – 7 m

Grades

AISI 304, 304L, 316, 316L, Duplex, Superduplex, 904L

Measures

Ø 6 – 219.1 mm

Standards


Dimensions
ø Nominal (pulgadas) ø Exter (mm) espesor nominal pared sch 10S (mm) espesor nominal pared sch 40S (mm) espesor nominal pared sch 80S (mm)
1/4″ 13.72 1.65 2.24 3.02
3/8″ 17.15 1.65 2.31 3.2
1/2″ 21.34 2.11 2.77 3.73
3/4″ 26.67 2.11 2.87 3.91
1″ 33.4 2.77 3.38 4.55
1 1/4″ 42.16 2.77 3.56 4.85
1 1/2″ 48.26 2.77 3.68 5.08
2″ 60.33 2.77 3.91 5.54
2 1/2″ 73.03 3.05 5.16 7.01
3″ 88.9 3.05 5.49 7.62
4″ 114.3 3.05 6.02 8.56
5″ 141.3 3.4 6.55 9.53
6″ 168.28 3.4 7.11 10.97
8″ 219.08 3.76 8.18 12.7
Nominal ø (inches) Outer ø (mm) nominal wall thickness sch 10S (mm) nominal wall thickness sch 40S (mm) nominal wall thickness sch 80S (mm)
1/4″ 13.72 1.65 2.24 3.02
3/8″ 17.15 1.65 2.31 3.2
1/2″ 21.34 2.11 2.77 3.73
3/4″ 26.67 2.11 2.87 3.91
1″ 33.4 2.77 3.38 4.55
1 1/4″ 42.16 2.77 3.56 4.85
1 1/2″ 48.26 2.77 3.68 5.08
2″ 60.33 2.77 3.91 5.54
2 1/2″ 73.03 3.05 5.16 7.01
3″ 88.9 3.05 5.49 7.62
4″ 114.3 3.05 6.02 8.56
5″ 141.3 3.4 6.55 9.53
6″ 168.28 3.4 7.11 10.97
8″ 219.08 3.76 8.18 12.7