ASTM A595 / A595M Grade C

Chemical Properties

Elements	A 606	A 588/A	A 588/B	A 588/C	A 588/K
Carbon	0.22 max	0.19 max	0.20 max	0.15 max	0.17 max
Manganese	1.25 max	0.80–1.25	0.75–1.35	0.80–1.35	0.50–1.20
Phosphorus	A	0.04 max	0.04 max	0.04 max	0.04 max
Sulfur	0.04 max	0.05 max	0.05 max	0.05 max	0.05 max
Silicon	A	0.30–0.65	0.15–0.50	0.15–0.40	0.25–0.50
CopperC,D	A	0.25–0.40	0.20–0.40	0.20–0.50	0.30–0.50
ChromiumC,E	A	0.40–0.65	0.40–0.70	0.30–0.50	0.40–0.70
Nickel	A	0.40 max	0.50 max	0.25–0.50	0.40 max
MolybdenumC,E	...	A	A	A	0.10 max
VanadiumF	...	0.02–0.10	0.01–0.10	0.01–0.10	A
ColumbiumF	...	A	A	A	0.005–0.05
Nitrogen	...	...	...	...	...
AluminumB	...	...	...	...	...

Note A: There is no limit; however, the analysis shall be reported.

Mechanical Properties

Yield point, min, ksi [MPa]	Ultimate tensile strength, min, ksi [MPa]	Elongation in 2 in. [50 mm], min %
60 [410]	70 [480]	21

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