Carbon Steel

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Submerged Arc Welded [SAW] Pipes

RATNAMANI's Carbon Steel SAW Pipe manufacturing facility consists of a JCO Press, Helical / Spiral Mills, number of Three Roll Plate Bending Machine, Inside & Outside welding lines, Heat Treatment Furnace and all necessary Testing Equipment to produce high quality pipes conforming to various International Standards. These facilities are capable of manufacturing pipes in various grades.

The pipes are supplied according to appropriate standards as well as customer specifications in a large variety of steel grades and dimensions. Specific requirements on execution, tolerances, lengths, and mechanical & chemical properties are offered on request.

Products Manufactured:

  • Longitudinal Submerged Arc Welded [L-SAW] Pipes
  • Helical / Spiral Submerged Arc Welded [H-SAW] Pipes
  • Longitudinal with Circumferential Seam Submerged Arc Welded Pipes

TYPE

DIAMETER RANGE

THICKNESS RANGE

SPECIFICATION¹

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.

Salient Features:

  • Heat treatment facility up to 100" [2540 MM].
  • Capability to produce pipe having very close diameter-thickness ratio.
  • Capability to manufacture pipes as per API 5L Grade X-80 or Equivalent.
  • Capability to manufacture Alloy Steel Pipes.

Application Industry:

Oil and Gas Pipeline
  • Cross Country Oil & Gas Pipelines
  • Spur Lines
  • City Gas Distribution
  • Refinery & Petrochemical – High Temperature & Low Temperature Pipes
Power Plant
  • Cooling Water Line & Auxiliary Cooling Water Line
  • Ash Handling Line
Water & Sewerage
  • Distribution and Transmission Lines for Irrigation Systems
  • Pipes for Potable Water
  • Drainage Pipes
Structural
  • Piling and Casing Pipes
  • Structural Columns
Other Industrial
  • Pipes for Fertilizer Plant
  • Mining Pipes
  • Dredging Pipes
  • Air Duct Piping
  • High Mast Pipes for Wind Mill Towers

View details for SAW Pipes - Mobile Plant

CS Product Range
 HFW - ERW PIPES
 SAW PIPES
MOBILE PLANT
 PIPE COATING SOLUTIONS
 EXTERNAL COATING SOLUTIONS
 INTERNAL COATING SOLUTIONS
APPROVALS

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