We offer cost-effective, high-performance solutions tailored to meet the diverse needs of global industries. Welded steel pipes, crafted through advanced welding techniques such as ERW (Electric Resistance Welding), SAW (Submerged Arc Welding), and LSAW (Longitudinal Submerged Arc Welding), combine precision engineering with exceptional versatility. These pipes are ideal for applications requiring durability, affordability, and adaptability across a wide range of sectors
|
Type |
Outer Diameter |
Wall Thickness |
Common Lengths |
Typical Applications |
|
ERW |
1/2"–24" (21.3–610 mm) |
1.0–18 mm (SCH 10–XXS) |
6–13 meters |
Water supply, HVAC, fencing, structural |
|
LSAW |
16"–60" (406–1,524 mm) |
6–40 mm |
6–18 meters |
Oil/gas transmission, structural piling |
|
SSAW |
12"–100" (323.8–2,540 mm) |
6–25.4 mm |
8–18 meters |
Large-diameter pipelines, bridges, dams |
|
Specification |
Details |
|
Material Grades |
Carbon steel (ASTM A53, API 5L Gr. B-X80), stainless steel (ASTM A312), galvanized (ASTM A53) |
|
Standards |
ASTM A53/A106, API 5L, EN 10219, GB/T 3091, JIS G3444 |
|
Schedules |
SCH 10, 20, 40, 80, 160 (e.g., 6" SCH 40 = 7.11 mm wall) |
|
Coatings |
Galvanized, 3PE, FBE, black paint |
|
Testing |
Hydrostatic, ultrasonic (UT), X-ray, hardness testing |
|
Certifications |
API 5L, ASTM A53, DIN 2458, BS 1387 |
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