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    Contact Information

  • Tianjin Wanlei Steel Pipe Co.,Ltd

  • TEL: 86-22-65815991

  • FAX: 86-22-25343802

  • CELL: 86-18526839451, 86-18526839452

  • EMAIL: admin@wanleipipe.com

  • WEBSITE: www.seamlesscarbonsteelpipe.com

  • ADD: Room 403, Unit 1, Building 31, Polar Square, Central Business District, Binhai New Area, Tianjin, China (Mainland)

How To Distinguish And Select Welded Steel Pipes?

Mar 16, 2026

How to distinguish and select welded steel pipes?

Demand characteristics

Priority Choice

Reason

Large caliber, high-pressure, long-distance pipelines

LSAW

Good weld quality, strong pressure bearing capacity, and wide size range.

Large diameter, medium low pressure, drainage/structure

SSAW

Economically flexible, able to build large pipes with small equipment.

Small and medium-sized caliber, efficient production, universal use

ERW

Low cost, high precision, fast speed, and the most widely used.

High end precision, automotive/medical equipment

laser welding

Extremely high precision, small heat affected zone, and excellent quality.

Summary

Simply put, in the world of welded steel pipes, LSAW represents quality, ERW represents efficiency, and SSAW represents economy. You can match it according to the specific needs of the project.

erw 38

We are able to provide high quality welded steel pipes according to customers' needs and look forward to your purchase.

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