ASTM A36 Grades

A36 Chemical Requirements
Tensile, ksi 58 - 80
Yield, min ksi 36
Elongation, min % in 2” 20
Elongation, min % in 8” 23

This abridged table shows only the mechanical requirements for bars. The complete table can be found in the ASTM standard at www.astm.org


A36 Chemical Requirements
Thickness, inches Up to 3/4" Over 3/4" to 1-1/2" Over 1-1/2" to 4" Over 4"
Carbon, max % 0.26 0.27 0.28 0.29
Manganese, %   0.60 - 0.90 0.60 - 0.90 0.60 - 0.90
Phosphorous, max % 0.04 0.04 0.04 0.04
Sulfur, max % 0.05 0.05 0.05 0.05
Silicon, max % 0.4 0.4 0.4 0.4
Copper, min % when
copper is specified
0.2 0.2 0.2 0.2

This abridged table shows only the chemical requirements for bars. The complete table including shapes and plates can be found in the ASTM standard at www.astm.org


All information derived from globally recognized specifications, subject to change, user discretion is advised.