ASTM A302 / A302M Grade A

Chemical Properties

Carbon, maxA Manganese Phosphorus,max Sulfur,max Silicon Molybdenum Nickel
Up to 1 in. [25 mm], incl, in thickness Over 1 to 2 in. [50 mm], incl Over 2 in. [50 mm] in thickness
0.20 0.23 0.25 0.87–1.41 0.025 0.025 0.13–0.45 0.41–0.64 -

Note: A Applies to both heat and product analyses.

Mechanical Properties

Tensile strength,min:
ksi [MPa]
Yield strength,min:
ksi [MPa]
Elongation in 8 in. [200 mm] min, %A Elongation in 2 in. [50 mm] min, %A
75–95 [515–655] 45 [310] 15 19

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