TYPE

DIAMETER RANGE

THICKNESS RANGE

SPECIFICATION

Longitudinal Submerged Arc Welded [L-SAW] Pipes

12” [323.9 MM]
to
48” [1219.2 MM]

0.2” [5 MM]
to
1.1” [28 MM]

As per ASTM
As per API 5L
As per EN / BS
As per IS

Helical / Spiral Submerged Arc Welded [H-SAW] Pipes

16” [406.4 MM]
to
142” [3600 MM]² ³ ⁵

0.16” [4 MM]
to
0.8” [20 MM]

As per ASTM
As per API 5L
As per EN / BS
As per IS

Longitudinal with Circumferential Seam Submerged Arc Welded Pipes

32” [812.8 MM]
to
150” [3810 MM]⁴ ⁵

0.2” [5 MM]
to
2.56” [65 MM]

As per ASTM
As per API 5L
As per EN / BS
As per IS

Note:

1

  Pipes can be supplied as per Customer Specification also.

2

  Pipes up to 64” [1626 MM] can be manufactured with online or two step [offline]   welding system. Pipes above 64” [1626 MM] shall be manufactured with online   welding system.

3

  For size above 100” [2540 MM] 100% Manual Ultrasonic Testing of weld shall be   carried instead of Hydro Test.

4

  For size above 142” [3600 MM] 100% Manual Ultrasonic Testing of weld shall be   carried instead of Hydro Test.

5

  Mobile Plant can be set-up near the site for manufacturing of pipes.