Weldable structural carbon steel plate SM400A is under steel standard JIS G3106.For the steel plate thickness equal or below 16mm,the minimum yield strength for steel plate SM400A shall be above 245Mpa,for the thickness between 16mm and 40mm,the minimum yield strength shall be 235 Mpa,and for the thickness above 40mm,the minimum yield point of steel SM490A shall be 215 Mpa.When rolling carbon steel plate Carbon steel plate SM400A, would completely according to steel standard JIS G3106 and mill test certificate would be issued under format EN 10204 TYPE 3.1.

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♦ 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

Technicals

►Mechnical property for SM400A Structural steel:

Thickness (mm)
SM400A	≤ 16	> 16 ≤ 40	> 40 ≤ 75	> 75 ≤ 100	> 100 ≤ 160	> 160
Yield strength (≥Mpa)	245	235	215	215	205	205
	≤ 100						> 100
Tensile strength (Mpa)	400-500						400-510

►Chemical composition for SM400A Structural steel (Ladle Analysis Max%)

Main chemical elements composition of SM400A
Thickness(mm)	C	Si	Mn	P	S
T≤50	0.23	-	≥2.5*C	0.035	0.035
50<T	0.25

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Shandong Chengshun Metal Materials Co., Ltd. is located in Jinan City, Shandong Province. It is a comprehensive company dealing in high-quality steel products, with a superior geographical location and very convenient transportation. The company has a complete and scientific quality system, and has been recognized by the industry for its integrity, strength and product quality.

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Hight Strength Low Alloy Steel