Standard
International Steel Pipe Standards
Huayang Steel Pipe manufactures welded steel pipes in accordance with internationally recognized standards for oil and gas transmission, water supply, structural engineering, piling, construction, and industrial applications. Our production covers ERW steel pipe, LSAW steel pipe, hot expanded steel pipe, and anti corrosion steel pipe, meeting the technical requirements of customers worldwide.
With advanced manufacturing equipment, comprehensive quality control, and years of export experience, we provide steel pipe solutions that comply with API, ASTM, EN, AWWA, ISO, GB/T, GOST, JIS, AS/NZS, and other international specifications. Customized dimensions, steel grades, coating systems, and testing requirements are also available according to project needs.
Manufacturing Capability
Huayang Steel Pipe operates multiple production lines capable of manufacturing a wide range of welded steel pipes for global infrastructure and energy projects.
| Product | Production Range |
|---|---|
| ERW Steel Pipe | OD 48–660.4 mm, WT 2.0–22 mm, Length 6–27 m |
| LSAW Steel Pipe | OD 406.4–2800 mm, WT 7–50 mm, Length 6–12.5 m |
| Hot Expanded Steel Pipe | OD 230–820 mm, WT 5–20 mm |
| Anti Corrosion Steel Pipe | OD 159–1626 mm, WT 4–40 mm, Length 8–16 m |
Besides standard production, Huayang Steel Pipe also provides pipe expanding, anti corrosion coating, pipe end machining, hydrostatic testing, and other value-added processing services. Customized sizes, grades, wall thicknesses, and lengths can be manufactured according to customer specifications.
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