SQV1B - JIS G 3120-2022

Grade	SQV1B
Corresponding Standard	JIS G 3120-2022 Manganese-Molybdenum and Manganese-Molybdenum-Nickel Alloy Steel Plates Quenched and Tempered for Pressure Vessels
Classification	Alloy Steel

SQV1B Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	Ti ^①	V ^①	Nb ^①	B
Minimum Value	-	0.15	1.15	-	-	-	-	-	0.45	-	-	-	-
Maximum Value	0.25	0.4	1.5	0.02	0.02	0.3	0.4	0.4	0.6	0.03	0.03	0.02	0.001

① By agreement between the supplier and the purchaser, Nb ≤ 0.05%，V ≤ 0.10%，Ti ≤ 0.05。

SQV1B Mechanical Properties

Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
620~790	≥480	≥16

Approximate Comparison Table Pressure-Bearing Flat Steel

Japan	United States	International Organization for Standardization
JIS	ASTM	ISO
SQV1B	A533A2	19MnMo 6-5

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