Chemical composition for steel materials A588 grade A,B and C ?

Steel materials A588 Grade A,A588 Grade B and A588 Grade C are from US.steel specification astm a588/a588m high strength low alloy strcutural steel with 345Mpa minimum yield point to 4 inch thickness.There is a little difference in chemical compositions for these three steel material grades as comparing table.

Xinsteel Industrial stockist EN 10204 3.1 a588 hot rolled steel plates,a588gra hot rolled angle bars,a588grb hot rolled flat bars,a588grb steel pipes and tubes for various steel dimensions.

Steel grades A588GrA A588GrB A588GrC		Chemical composition: Heat Analysis Max%
Standard	Grade	C	Mn	P	S	Si	Cr	Ni	Cu	V
ASTM A588/A588M	A588GrC	0.15	0.80-1.35	0.04	0.05	0.15-0.40	0.30-0.50	0.25-0.50	0.20-0.50	0.01-0.10
ASTM A588/A588M	A588GrB	0.20	0.75-1.35	0.04	0.05	0.15-0.50	0.40-0.70	0.50	0.20-0.40	0.01-0.10
ASTM A588/A588M	A588GrA	0.19	0.80-1.25	0.04	0.05	0.30-0.65	0.40-0.65	0.40	0.25-0.40	0.02-0.10
Mechanical Properties:		Thickness		Yield strength			Tensile strength
Mechanical Properties:		Thickness		Mpa Min.			Mpa
ASTM A588/A588M	A588GrC	T≤100		345			485 min.
ASTM A588/A588M	A588GrB	T≤100		345			485 min.
ASTM A588/A588M	A588GrA	T≤100		345			485 min.

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