Rectangular Tubes

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  • Longitudinal Electric-Welded Steel Rectangular Tube GOST 8645-68

    Longitudinal Electric-Welded Steel Tube is a sort of a square tube. Rectangular tune represents hollow metal tube with various section parameters and wall thickness.

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    skhema_truba_pryamougolnayaThe main application domains are steel constructions installation, furniture frames, fences, playgrounds, building timber manufacturing, etc.

    Rectangular tubes manufacturing is regularized according GOST standards 8645-68 “Rectangular steel tubes. Assortment”, GOST 13663-86 “Steel shaped tubes. Technical requirements”

    Rectangular steel tubes are manufactured with cold and hot rolled steel.

     

    Tube section

    прямоугольная Сечения_труб_прямоугольная

    Size, mm Quantity in one pack, items Theoretical weight 1 linear meter / kilo
    1,0 mm 1,2 mm 1,5 mm 2,0 mm 2,5 mm
    30х10 182
    0,602 0.719 0,890    
    30х20 160
    0,775 0,926 1,149 1,512  
    30х25 195
        1,282 1,681  
    35х20
    221
        1,282 1,681  
    40х20 120  0,934  1,096 1,369 1,807  
    40х30 120     1,652 2,174  
    50х20 120   1,302 1,652    
    50х30 78   1,482  1,845 2,449  
    50х40 78   1,681 2,071    
    60х30 72     2,072 2,749  
    60х40 54
      1,882 2,275 3,016  
    80х30 48
          3,407  
    80х40 40
        2,835 3,752  
    80х60 48
          4,525  
    100х40
    40
          4,393  
    120х40 32
          4,883 6,093

    Lengthwise, tubes are manufactured in specified length from 3.5 m to 7.8 m with allowance +15 mm, without cutting and putting off burrs. Rounding radius is not more than 2s (two wall thickness of the tube). The curvature of the tube does not exceed 2 mm on 1 m of length of the tube. During tube manufacturing inside bead should not be more than 0.6 of the thickness of the tube wall.

    Thickness tolerance extremes:

    Steel thickness, mm Steel thickness tolerance extremes, mm
    Standard accuracy of rolling
    1.8-2.0 +/-0.18

     

    Thickness of the rolled, mm Rolled tolerance extremes, mm
    Standard accuracy of rolling
    0.90-1.2 +/-0.11
    1.5-1.8 +/-0.15
    1.8-2.00 +/-0.16
    2.00-2.5 +/-0.18

    Ipris-Profil’’ sells to customer tubes in packages. Packages have square or rectangular section, formed by wooden bars, strapped around the perimeter by a metal band (the appearance of packaged tubes can be viewed in the gallery).

    According to the table, you can make your own weight calculations placed in the order.

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