A537CL1,A537 Class 1

A537CL1,A537 Class 1,A537CL1 steel plate is carbon-manganese-silicon steel material intend for fusion welded pressure vessels and structures.For the steel plates thickness equal and under 65mm,A537 Class 1 steel plate owned minimum yield strength at 345 Mpa,and tensile strength within 485-620 Mpa.Ultrasonic examination for boiler steel plate A537CL1 is necessary technical requirement when rolling,the end users can choose from A435/A435M,A577/A577M and A578/A578M. 

Technical Requirements & Additional Services for A537CL1 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 A537CL1 steel plate:

Thickness(mm)	Yield strength (≥Mpa)	Tensile strength (Mpa)	Elongation in ≥,%
			200mm	50mm
T≤65	345	450-585	18	22
65<T≤100	310	485-620	18	22
100<T	310	485-620	18	22

►Chemical composition for A537CL1 steel plate (Heat Analysis Max%)

Main chemical elements composition of A537CL1 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