18CrNiMo7-6 - DIN EN ISO 683-3-2019

Grade	18CrNiMo7-6
Corresponding Standard	DIN EN ISO 683-3-2019 Heat-treatable steels,alloy steels and free-cutting steels--Part 3: Case-hardening steels
Classification	Alloy Steel
Properties	Carburizing Ability

18CrNiMo7-6 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo
Minimum Value	0.15	0.15	0.5	-	-	1.5	1.4	-	0.25
Maximum Value	0.21	0.4	0.9	0.025	0.035	1.8	1.7	0.4	0.35

18CrNiMo7-6 Mechanical Properties

condition	Heat Treatment or Condition	Hardness HBW
Semifinished products, bars	Processed to a Certain Shearability (+S)	≤255
All product shapes	Soft Annealing (+A)	≤229
Bar, wire, flat steel, forging	Processed to a Certain Hardness (+TH)	179~229
Bar, forging	Processed to Ferrite-Perlite Structure (+FP)	159~207

New and Old Grade Replacement List

18CrNiMo7-6 Corresponding Standards(Same grade name, different standards)

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