ASTM A 36 Hot Rolled Mild Steel Bar, Bar Shapes and Structural are used for general applications. This steel is a low carbon grade, having good overall mechanical properties. It is easy to fabricate by the usual methods, such as mild cold and hot forming and welding.
Analysis ASTM A 36
Range 3/8"
& Under Over 3/8"
to 1-1/2" Over
1-1/2"
Carbon Max. .26 .27 .28
Manganese ----- .60/.90 .60/.90
Phosphorus Max. .04 .04 .04
Sulphur Max. .05 .05 .05
Applications This material is used for general purpose structural and miscellaneous noncritical applications that involve mild cold bending, hot forming, punching, and welding. Such applications include parts for general machinery, agricultural implements, transportation equipment, etc. It is used where seams and other surface imperfections may be tolerated.
Analysis The following values are average for 1" round and may be considered of this grade.
ASTM A 36
Tensile Strength (psi)--------------58/80,000
Yield Point (psi)-----------------36,000
Min.
Elongation in 2"--------------------23%
Min.