40CrMoV4-6 1.7711 - DIN EN 10269-2014

Grade	40CrMoV4-6
Germany W-Nr.	1.7711
Corresponding Standard	DIN EN 10269-2014 Steels and Nickel Alloys for Fasteners with Specified Elevated and/or Low Temperature Properties
Classification	Alloy Steel
Properties	Strength
Density	7.85 g/cm³

40CrMoV4-6 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Mo	V	Al
Minimum Value	0.36	-	0.45	-	-	0.9	0.5	0.25	-
Maximum Value	0.44	0.4	0.85	0.025	0.03	1.2	0.65	0.35	0.015

40CrMoV4-6 Mechanical Properties

diameter d mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Hardness HBW	Impact Energy Absorption KV2 J
-*	+A	-	-	-	-	≤241	-
d≤100**	+QT	850~1000	≥700	≥14	≥45	-	≥40
100<d≤150**	+QT	850~1000	≥640	≥14	≥45	-	≥40

New and Old Grade Replacement List

Approximate Comparison Table Structural Alloy Steel

40CrMoV4-6 Corresponding Standards(Same grade name, different standards)

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