A537CL3,A537 Class 3

A537CL3,A537 Class 3,A537CL3 steel plate are quenched and tempered carbon manganese silicon steel plates intended for fusion welded pressure vessels and structures.Boiler steel plate A537CL3 and pressure vessel steel plate SA537CL3 supplied to this material specification shall conform to Specification A 20/A 20M. These requirements outline the testing and retesting methods and procedures,permissible variations in dimensions, and mass,quality andrepair of defects, marking, loading,etc.

Technical Requirements & Additional Services for A537CL3 steel plate:
♦ High tension test
♦ Low temperature impacting test
♦ Simulated post-welded heat treatment (PWHT)
♦ Rolling under standard NACE MR-0175 (HIC+SSCC)
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Shot blasting and Painting,Cutting and welding as per end user’s demands
 

►Mechnical property for A537CL3 steel plate:

Thickness(mm)	Yield strength (≥Mpa)	Tensile strength (Mpa)	Elongation in ≥,%
			200mm	50mm
T≤65	380	550-690	...	22
65<T≤100	345	515-655	...	22
100<T	275	485-620	...	20

►Chemical composition for A537CL3 steel plate (Heat Analysis Max%)

Main chemical elements composition of A537CL3 steel plate
Thickness(mm)	C	Si	Mn	P	S	Cu	Ni	Cr	Mo
T≤40	0.24	0.13-0.55	0.64-1.46	0.035	0.035	0.38	0.28	0.29	0.09
40<T			0.92-1.72