Material of Spiral Steel Pipe

　　With strong strength, reliable quality, complete storage of steel pipes and large stock, hebei shengtian group builds high-quality products in line with the concept of law-abiding, trustworthiness and innovation. At present, the commonly used standards of spiral steel pipes are generally divided into: SY/T5037 (ministerial standard, also known as spiral welded pipe for ordinary fluid transmission pipeline), GB/T9711. (National standard, also known as delivery technology of pipelines for oil and gas industry). Conditions Part 1: Grade A steel pipe (GB/T9711.2B steel pipe), API-5L (American Petroleum Association, also known as pipeline steel pipe; which is divided into PSL1 and PSL2 grades), SY/T5040 (welded spiral steel pipe for piles).

　　Various steel grade double-sided submerged arc welded spiral steel pipes with wall thickness of 3.5-25mm and diameter of 57-630mm, wall thickness of 3-16mm and straight seam welded spiral steel pipes can be customized to 426-3000mm thick-wall welded spiral steel pipes with super large caliber. ASTM A53 GR.B 12 Inch 3PE Spiral Steel Pipe materials: Q235, Q345, 10#, 20#, 16Mn, 27Sin, L245, L290, L360, X42, X60, X65, X80, etc. Diameter 33mm-920mm, annual production of 50,000 tons.