17MnB4 1.5520 - EN 10263-4-2001

Grade	17MnB4
European Standard Steel Grade	1.5520
Corresponding Standard	EN 10263-4-2001 Steel Rod, Bars and Wire for Cold Heading and Cold Extrusion - Part 4: Technical Delivery Conditions for Steels for Quenching and Tempering
Classification	Alloy Steel

17MnB4 Chemical Element Composition Content (%)

Component	C	Si ^①	Mn	P	S	Cr ^②	Cu	B
Minimum Value	0.15	-	0.9	-	-	-	-	0.0008
Maximum Value	0.2	0.3	1.2	0.025	0.025	0.3	0.25	0.005

1 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion

2 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion

International Organization for Standardization	European Standard
ISO	EN	Numerical Grade
17 MnB4	17 MnB4	1.5520

17MnB4 Corresponding Standards(Same grade name, different standards)

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