SM490A STEEL PLATE

Weldable structural steel SM490A,SM490A steel plate,SM490A steel sheet is under steel standard JIS G3106.For the steel plate thickness equal or below 16mm,the minimum yield strength for steel plate SM490A shall be above 325Mpa,for the thickness between 16mm and 40mm,the minimum yield strength shall be 315 Mpa,and for the thickness above 40mm,the minimum yield point of steel SM490A shall be 295 Mpa.As the tensile strength of steel plate SM490A shall be within 490-610 Mpa for the thickness equal and below 100mm,and 400-610 Mpa for the thickness above 100mm.

Technical Requirements & Additional Services for SM490A steel plate:
♦ Chemical Analysis
♦ Low temperature impacting test
♦ Ultrasonic test under EN 10160,ASTM A435,A577,A578
♦ 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 SM490A steel plate:

Thickness (mm)
SM490A	≤ 16	> 16 ≤ 40	> 40 ≤ 75	> 75 ≤ 100	> 100 ≤ 160	> 160
Yield strength (≥Mpa)	325	315	295	295	285	275
	≤ 100						> 100
Tensile strength (Mpa)	490-610						400-610

►Chemical composition for SM490A steel plate (Ladle Analysis Max%)

Main chemical elements composition of SM490A steel plate
Thickness(mm)	C	Si	Mn	P	S
T≤50	0.20	0.55	1.60	0.035	0.035
50<T	0.22