PT490Q - ISO 9328-6-2018

Grade	PT490Q
Corresponding Standard	ISO 9328-6-2018 Steel Flat Products for Pressure Purposes - Weldable Fine Grain Steels, Quenched and Tempered
Classification	Alloy Steel

PT490Q Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	Ti	V	Nb	B	Al ^①
Minimum Value	-	-	-	-	-	-	-	-	-	-	-	-	-	0.02
Maximum Value	0.18	0.55	1.6	0.02	0.02	0.3	0.5	0.4	0.25	0.03	0.06	0.05	0.005	-

PT490Q Mechanical Properties

	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
6 ≤ t ≤ 50	490~610	≥315	≥19
50 ≤ t ≤ 100	490~610	≥295	≥19
100 ≤ t ≤ 150	490~610	≥275	≥19

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!