19MnMo 4-5 - ISO 9328-2-2018

Grade	19MnMo 4-5
Corresponding Standard	ISO 9328-2-2018 Steel Flat Products for Pressure Purposes - Non-alloy and Alloy Steels with Specified Elevated Temperature Properties
Classification	Alloy Steel

19MnMo 4-5 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	Ti	V	Nb	B
Minimum Value	-	-	0.95	-	-	-	-	-	0.45	-	-	-	-
Maximum Value	0.25	0.4	1.3	0.02	0.02	0.3	0.4	0.4	0.6	0.03	0.03	0.02	0.001

19MnMo 4-5 Mechanical Properties

	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
6≤t≤50, Normalized (+N), Rolled (Untreated) (+AR)	520~660	≥315	≥17
50≤t≤200, Normalized (+N)	520~660	≥315	≥17

Approximate Comparison Table Pressure-Bearing Flat Steel

Japan	United States	International Organization for Standardization
JIS	ASTM	ISO
SBV1A	A302A	19MnMo 4-5

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