33CrMoV12-9 1.8522 - EN 10085-2001

Grade	33CrMoV12-9
European Standard Steel Grade	1.8522
Corresponding Standard	EN 10085-2001 Nitriding Steels. Technical Delivery Conditions
Classification	Alloy Steel

33CrMoV12-9 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S ^ⓐ	Cr	Mo	V
Minimum Value	0.29	-	0.4	-	-	2.8	0.7	0.15
Maximum Value	0.36	0.4	0.7	0.025	0.035	3.3	1	0.25

33CrMoV12-9 Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW	Impact Energy Absorption KV2 J
Bars, flat products, forgings; 16≤d≤40	Quenching and Tempering (+QT)	1150~1350	≥950	≥11	-	≥30
Bars, flat products, forgings; 40<d≤100	Quenching and Tempering (+QT)	1050~1250	≥850	≥12	-	≥35
Bars, flat products, forgings; 100<d≤160	Quenching and Tempering (+QT)	950~1150	≥750	≥12	-	≥40
Bars, flat products, forgings; 160<d≤250	Quenching and Tempering (+QT)	900~1100	≥700	≥13	-	≥45
Bars, rods, flat products, forgings, semifinished products	Soft Annealing (+A)	-	-	-	≤248	-

Approximate Comparison Table Nitriding Steels

International Organization for Standardization	European Standard
ISO	EN	Numerical Grade
33CrMoV12-9	33CrMoV12-9	1.8522

33CrMoV12-9 Corresponding Standards(Same grade name, different standards)

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