LSAW (Longitudinal Submerged Arc Welding) steel pipes are widely used in various industries for the transportation of fluids and gases, structural applications, and offshore installations.

Some technical standards for LSAW Steel Pipes in different countries

1. United States:

- API 5L: Specification for Line Pipe by the American Petroleum Institute (API).

- ASTM A252: Standard Specification for Welded and Seamless Steel Pipe Piles.

- ASTM A671: Standard Specification for Electric-Fusion-Welded Steel Pipe for Atmospheric and Lower Temperatures.

- ASTM A672: Standard Specification for Electric-Fusion-Welded Steel Pipe for High-Pressure Service at Moderate Temperatures.

2. European Union:

- EN 10219: Cold formed welded structural hollow sections of non-alloy and fine grain steels.

- EN 10208: Steel pipes for pipelines for combustible fluids.

- EN 10217: Welded steel tubes for pressure purposes.

- EN 10224: Non-alloy steel tubes and fittings for the conveyance of water and other aqueous liquids.

3. China:

- GB/T 3091: Welded steel pipes for low-pressure liquid delivery.

- GB/T 9711: Petroleum and natural gas industries—Steel pipe for pipelines.

- SY/T 5037: Spiral submerged arc-welded steel pipe for pipelines for low-pressure fluid service.

- SY/T 5040: Spiral submerged arc-welded steel pipe piles.

4. Japan:

- JIS G3444: Carbon steel tubes for general structural purposes.

- JIS G3452: Carbon steel pipes for ordinary piping.

- JIS G3454: Carbon steel pipes for pressure service.

- JIS G3466: Carbon steel square and rectangular tubes for general structure.

5. Russia:

- GOST 20295: Steel welded pipes for main oil and gas pipelines.

- GOST 10704: Electrically welded steel line-weld pipes.

- GOST R 52079: Welded steel pipes for trunk pipelines, oil and gas field pipelines.

6. Germany:

- DIN 2458: Welded steel pipes and tubes.

- DIN 1626: Welded circular tubes of non-alloy steel with special quality requirements.

7. United Kingdom:

- BS 3601: Carbon steel pipes and tubes with specified room temperature properties for pressure purposes.

- BS 4360: Weldable structural steels.

8. Australia:

- AS/NZS 1163: Cold-formed structural steel hollow sections.

- AS 1579: Arc-welded steel pipes and fittings for water and wastewater.

9. Canada:

- CSA Z245.1: Steel pipe.

- CSA Z245.20: External fusion bond epoxy coating for steel pipe.

10. India:

- IS 3589: Steel pipes for water and sewage.

- IS 1978: Line pipe for oil and natural gas transportation.

11. South Korea:

- KS D 3566: Carbon steel tubes for general structural purposes.

- KS D 3583: Arc welded carbon steel pipes.

12. Brazil:

- NBR 5590: Steel pipes for water supply.

- NBR 8261: Steel pipes for pipelines for the transportation of fluids.

13. Saudi Arabia:

- SASO 1011: Steel pipes for pipelines for petroleum and natural gas industries.

14. Australia:

- AS 2885.1: Pipelines—Gas and liquid petroleum—Part 1: Design and construction.

- AS 1579: Arc-welded steel pipes and fittings for water and wastewater.

15. International Standards:

- ISO 3183: Petroleum and natural gas industries—Steel pipe for pipeline transportation systems.

- ISO 3183-3: Petroleum and natural gas industries—Steel pipe for pipeline transportation systems—Part 3: Pipes of requirement class C.

These standards provide guidelines for the design, manufacturing, testing, and quality control of LSAW steel pipes, ensuring their suitability for specific applications and compliance with industry requirements. It's important to consult the relevant standards and codes applicable to your project or region to ensure the proper selection and use of LSAW steel pipes.