40CrVA - GJB 1951-1994

Grade	40CrVA
Corresponding Standard	GJB 1951-1994 Specification for Quality Structure Steel Bars for Avication
Classification	Alloy Steel

40CrVA Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu ^*	Mo ^*	Ti ^*	W ^*	V
Minimum Value	0.37	0.17	0.5	-	-	0.8	-	-	-	-	-	0.1
Maximum Value	0.45	0.37	0.8	0.025	0.025	1.1	0.4	0.25	0.15	0.03	0.2	0.2

40CrVA 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
Steel Rod	Annealing or Tempering					156~255
Longitudinal specimen d=25①	Quenching 880±10°C oil cooling, Tempering 620~680°C water cooling	≥885	≥735	≥10	≥50	321~375	≥63

40CrVA Corresponding Standards(Same grade name, different standards)

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