Submerged Arc Welded Round Steel Sawl Pipe for Heavy Duty Piling Construction

Submerged Arc Welded Round Steel Sawl Pipe for Heavy Duty Piling Construction. Double-Sided Submerged Arc Welding: Ensures deep weld penetration and flawless seams for high mechanical properties. Wide Size Range: Outer diameter 406.4mm-1420mm and wall thickness 8mm-40mm for heavy-duty applications. Anti-Corrosion Coating Options: Available with 3PE, 2PE, FBE, galvanized, or cement mortar lining for extended service life. Strict Quality Testing: Includes hydrostatic, ultrasonic, X-ray, and mechanical property tests for 100% inspection. High Pressure Bearing Capacity: Integral steel plate forming provides stable weld structure for long-distance transmission. Customized Standards: Supports customized production according to customer drawings and specific requirements. Long Service Life: Professional anti-corrosion treatment ensures a service life of up to 30-50 years. Low-Temperature Performance: Available in grades like Q355D/E and API X65/X70 for harsh cold and offshore environments.