Hebei Huayang Steel Pipe Co., Ltd is one of the leading manufacturers and suppliers of dn1150 lsaw steel pipe in en10210 s355j2h for heavy-duty infrastructure in China. Please feel free to buy cheap dn1150 lsaw steel pipe in en10210 s355j2h for heavy-duty infrastructure from our factory. All customized products are with high quality and low price.
DN219 ERW Line Pipe in API 5L X42 for Surface Gathering Systems
The EN10210 S355J2H specification defines the mechanical excellence and low-temperature toughness required for large-diameter hot-finished hollow sections, providing the essential structural integrity for high-load bridges, stadiums, and offshore engineering.
|
Technical Parameter |
Specification Detail |
|---|---|
|
Product Type |
LSAW (Longitudinal Submerged Arc Welded) |
|
Standard / Grade |
EN 10210-1 S355J2H (1.0576) |
|
Nominal Diameter |
DN1150 (45.3-inch / 1150.6mm OD) |
|
Yield Strength (ReH) |
Minimum 355 MPa |
|
Tensile Strength (Rm) |
470 - 630 MPa |
|
Impact Energy |
Minimum 27J at -20°C |
Huayang's DN1150 LSAW pipes leverage advanced JCOE molding and precision German engineering, delivering superior load-bearing capacity and dimensional accuracy for the world's most demanding heavy-duty structural frameworks and industrial utility projects.
Engineering the Future: Huayang's LSAW Solutions for Advanced Structural Systems
Huayang Steel Pipe utilizes high-precision longitudinal submerged arc welding (LSAW) production lines to manufacture DN1150 EN10210 S355J2H pipes, specifically engineered for the rigors of heavy-duty structural use. By maintaining a restricted carbon content (max 0.22%) and optimizing the manganese-to-silicon ratio, our S355J2H sections offer exceptional field weldability and impact resistance at -20°C, ensuring structural safety in extreme environmental conditions. Our manufacturing process incorporates precision JCOE forming and German molding technology to achieve tight tolerances on concentricity and straightness, which is critical for minimizing secondary stresses in large-scale structural trusses. Each pipe undergoes 100% automated ultrasonic testing (AUT) and comprehensive X-ray inspection of the longitudinal seam to guarantee absolute integrity under high static and dynamic loads. With an annual LSAW capacity of 300,000 tons and full CE certification, Huayang provides the technical assurance and scalability required for the most ambitious civil infrastructure and offshore energy projects globally.
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