SM490C STEEL PLATE

Under Janpanese steel standard Jis g3106,Under Janpanese steel standard Jis g3106,SM490C,SM490C steel plate,SM490C steel sheet supplied as Hot rolled or Normalized.SM490 has three different grades,aush as SM490A,SM490B and SM490C,the main difference is the carbon contains for these steel grades.Comparing with SM490B,steel plate SM490C have to be done low temperature impacting test under 0 centigrade with the minimum impact energy value at 47J,SM490B with 27J for the sample test plate.

Technical Requirements & Additional Services for SM490C 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 SM490C steel plate:

Thickness (mm)
SM490C	≤ 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 SM490C steel plate (Ladle Analysis Max%)

Main chemical elements composition of SM490C steel plate
Thickness(mm)	C	Si	Mn	P	S
T≤50	0.18	0.55	1.60	0.035	0.035
50<T	0.18