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Structural

 

 

 

                                            STRUCTURAL

Structural tubing is used primarily for structural applications and it is produced in squares, rectangular and rounds.  The tubing shall be made by a seamless or welding process.  

    Structural Square and Rectangular Tubing

ASTM A-36 ASTM A-500
Tensile strength, psi........60,000-80,000 Tensile strength, psi.............58,000
Yield strength, min. psi.........36,000 Yield strength, min. psi.........46,000
Elongation in 2", minimum.........23% Elongation in 2", minimum.........23%

   

Hollow Structural Steel Tubing 

    Tensile Strength PSI    Yield PSI % Elong in 
      2"
45,000 # min 32,000 # min     15% min
                                         CHEMICAL COMPOSITION
                              Carbon, Max., per cent............0.28
                              Phosphorus, Max., per cent.......0.04
                              Sulfur, Max., per cent..............0.05

                                

                       TOLERANCES - OUTSIDE DIMENSIONS
Largest Nominal Outside Dimensions, Inches Outside Tolerance at all Sides at Corners, Inch.
Up to 2 1/2"            +/- .020
Over 2 1/2 to 3 1/2" inc.            +/- .025
Over 3 1/2 to 5 1/2" inc.            +/- .030
Over 5 1/2"            +/- 1 %

 

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Last modified: April 22, 2002