20MoCrS4 - DIN EN ISO 683-3-2019

Grade	20MoCrS4
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

20MoCrS4 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Cu	Mo
Minimum Value	0.17	0.1	0.7	-	0.02	0.3	-	0.4
Maximum Value	0.23	0.4	1	0.025	0.04	0.6	0.4	0.5

20MoCrS4 Mechanical Properties

condition	Heat Treatment or Condition	Hardness HBW
Rough, Bar Steel	Processed to a Certain Shearability (+S)	≤255
All product shapes	Soft Annealing (+A)	≤207
Bars, wire, plates, forgings; d≤150	Processed to a Certain Hardness (+TH)	156~207
Bar, Plate, Forging	Processed to Ferrite-Perlite Structure (+FP)	≥140

Approximate Comparison Table Structural Alloy Steel

International Organization for Standardization	Germany	European Standard
ISO	DIN EN/DIN	EN	Numerical Grade
20MoCrS4	20MoCrS4	20MoCrS4	1.7323

20MoCrS4 Corresponding Standards(Same grade name, different standards)

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