SM490B Japanese standard low alloy steel plate

SM490B Japanese standard low alloy steel plate

SM490B is a Japanese standard low alloy steel plate, which implements the JISG3106 standard. It is a kind of structural steel produced according to the Japanese standard JIS G3106, with a strength σb of 490MPa. It is mainly used in buildings, bridges, ships, rail vehicles, oil tanks, containers and other buildings that require high weldability.

Chemical composition

Watch: Depu Steel Date: 2024-01-18

C	Si	Mn	P	S
≤0.18	≤0.55	≤1.60	≤0.035	≤0.035

Note:
(1): In order to improve the properties of steel, other trace alloying elements other than the above table can be added, and the data comes from the network and is for reference only.
(2): The allowable deviation of the chemical composition of the finished steel plate shall comply with the provisions of GB/T222 SM490B Japanese standard alloy plate delivery status Steel plate with a thickness of
less than 80mm shall be delivered in hot rolling; Steel plates with a thickness of ≥ 80 mm are delivered in normalized condition