Description

Technical Parameters

Gnee Steel (Tianjin) Co., Ltd. is one of the most professional sm490b low alloy steel material manufacturers and suppliers in China, also supports customized service. If you're going to buy sm490b low alloy steel material made in China, welcome to get free sample from our factory. Quality products and low price are available.

SM490B low alloy steel material

(HSLA) Alloy Steel Plate Products Description

SM490B high strength steel belongs to low alloy high strength steel, the strength σb is 490MPa. SM490B high tensile steel Execution standard: Japan standard JIS G3106.

SM490B high strength alloy steel is mainly used in buildings, bridges, ships, rail vehicles, petroleum storage tanks, containers and other constructions that require advanced weldability.

High-Strength Low Alloy (HSLA) Steel Plates Products Details

SM490B HSLA Steel Chemical Composition & Mechanical Property:

Chemical composition % MAX
	C				Si		Mn		P		S
TH(MM)	≤50		>50≤200
	0.18		0.2		0.55		1.6		0.035		0.035
Mechanical properties MIN
	Yield strength (N/MM2)						Tensile strength (N/MM2)		Elongation %
TH(MM)	≤16	>16-40	>40-75	>75-100	>100-160	>160-200	≤100	>100-200	≤15	>5-16	>16-50	>40
	325	315	295	295	285	275	490-610	490-610	22	17	21	23