Q345 - GB /T 3524-2015

Grade	Q345
Corresponding Standard	GB /T 3524-2015 Hot-Rolled Carbon and Low Alloy Structural Steel Strips
Classification	Alloy Steel
Properties	Corrosion Resistance Good Weldability

Q345 Mechanical Properties

diameter d mm	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
d=2t	470~630	≥345	≥21

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