Q215/A573 Seamless Steel Pipe

Q215 Seamless Steel Pipe (GB/T 700) offers 335-410MPa tensile strength, ≥215MPa yield, and ≥30% elongation, ideal for light structures, machinery, and construction due to excellent weldability and cost-efficiency. A573 (ASTM) provides high-strength grades (Gr.58/65/70) with 400-586MPa tensile strength, optimized for pressure vessels, boilers, and heavy-duty infrastructure. Both meet global standards, combining durability, corrosion resistance, and reliable performance in demanding environments, making them trusted choices for critical engineering applications.

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Key Attributes

Product NameQ215/A573 Seamless Steel Pipe
Outside Dia(mm)10.3-1219mm
Wall Thickness(mm)1.5-30mm
LengthRandom length:5-12m
StandardAPI5L , ASTM A106 Gr.B, ASTM A53 Gr.B,ASTMA179/A192/A213/A210/370WP91,WP11,WP22         GB5310-2009,GB3087-2008,GB6479-2013,GB9948-2013,GB/T8163-2008, GB8162-2008,GB/T17396-2009
Material20#, A53B, A106B, API 5LST37.0,ST35.8,St37.2,St35.4/8,St42,St45,St52,St52.4STP G38,STP G42,STPT42,STB42,STS42,STPT49,STS49
SurfaceBlack painting, varnish paint, anti rust oil, hot galvanized, cold galvanized, 3PE,ect
CertificatesAPI5L ISO 9001:2008 TUV SGS BV etc
PackagingLoose package, Packaged in bundles(3Ton Max) , bundled pipes with two slings at the both end for easy loading and discharging, End with Plastic caps or as per requirement
Application1. Fluid pipe2. Power Plant 3. Structure pipe4. High and low pressure Boiler tube5. Seamless pipe  /tube for petroleum cracking  6. Conduit pipe 7. Scaffolding pipe pharmaceutical andship,building etc.

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