product

Centerway steel co., ltd
a252 pipe,ssaw pipe china,piling steel pipe

  • EN 10219

    European Standard EN 10219 specifies the technical delivery conditions for cold-formed welded structural hollow sections of circular, square or rectangular forms and applies to structural hollow sections formed cold without subsequent heat treatment

    EN 10219:S235,S355,S235JRH,S275J0H, S275J2H, S355J0H, S355J2H

    The tolerances on dimensions are established in accordance with EN 10219-1&2

    Characteristics

    Tolerances

     

    Outside dimensions of side

    (H,B100mm)

    1% with a min of 0.5mm

    H : Longest side
    B : Shortest side

    (100mmH,B200mm)

    0.8%

     

    (200mmH,B)

    0.6%

    Wall thickness(T)

    (T5mm)

    10%

     

    (5mmT)

    0.50mm

    Concavity / Convexity

    MAX 0.8% with a min of 0.5mm

    Squareness of sides

    901

     

    External corner radius

    (T6mm)

    1.6TR2.4T

     

    (6mmT10mm)

    2.0TR3.0T

     

    (10mmT)

    2.4TR3.6T

    Twist

    2mm + 0.5mm/m in length

    Straightness

    0.15% in total length

     

    Mass

    6% in individual lengths

    Length

    Approximate

    0, +50mm

     

     

    Exact

    L6,000mm

    0, +5mm

     

     

     

    6,000mmL10,000mm

    0, +15mm

     

     

     

    10,000mmL

    0, +5mm+1mm/m

     

    NOTE
    1)The outside dimensions are measured across the flats at positions at least 50mm from the end of the HSS.

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