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        Location:产品首页 >> Product Center >> ERW Steel Pipe >> Structural Steel Pipe
        • 产品名称: Structural Steel Pipe
        • 产品编号: 007
        • Views : 100

        Name of product: Structural Steel pipe
        Standard: GB/T13793-2008
        Grade of steel: Q345B
        Specification: Φ219.1×6.35×12000mm
        Technical requirement
        O.D. tolerance: ± 1.0%D
        Tolerance of Wall Thickness: ≤-12.5%t
        Tolerance of Length: 0—+20mm
        Straightness: PS.C≤1.5mm/m
        Outside bur: almost abreast with the base metal