The technique process of LSAW steel pipe

LSAW (the technique process of LSAW steel pipe) in leaflets plate as raw material, the steel plate in the mold or molding machine pressure (volume) into using double-sided submerged arc welding and flaring from production.

For the quality control for LSAW steel pipe we can assure that

We have performed 100% inspection for nine items.

  • They are the Plate 100% ultrasonic inspection
  • welded seam 100% continuous ultrasonic inspection after welding
  • welded seam 100% X-ray industry TV inspection
  • inside welded seam 100% TV inspection
  • pipe 100% hydraulic testing
  • pipe 100% final ultrasonic testing after expansion & hydro testing
  • 100% X-ray industry TV inspection and pipe end inspection image recording
  • 100% pipe visual inspection
  • 100% plate visual inspection.

All the inspections shall be carried out by the specified inspection department.

We can ensure that the quality of the pipes produced by us can meet the requirements of consumers and the standards as well

Electrica Resistance Welded Steel Pipe in Sunny Steel range from 1/2" to 24' wallthickness max to 25mm ,API 5L stabndard ,PLS1 and PSL2 .



Welded pipes by manufacturing process

Sunny Steel produce an extensive selection of welded steel pipe including ERW, HFI, EFW, LSAW, DSAW and UOE type carbon steel pipe along with their respective flanges and fittings.

Electric Resistance Welded Pipe
ERW
High Frequency Induction (HFI) Welded Pipe
HFI
UOE (Uing and Oing forming) Pipes
UOE
SAW

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Our team are highly trained and experienced in servicing and producing all types of steel supplies. Whether you've got a large construction project, or need parts for industrial machinery, our team of steel fabrication consultants will ensure that your project is provided with the parts you need, when you need them.

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