G20Mn5 1.6220 - EN 10213-2007(+A1:2016)

Grade	G20Mn5
European Standard Steel Grade	1.6220
Corresponding Standard	EN 10213-2007(+A1:2016) Steel castings for pressure purposes
Classification	Cast Steel

G20Mn5 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S ^①	Cr	Ni	Cu	Mo	V
Minimum Value	0.17	-	1	-	-	-	-	-	-	-
Maximum Value	0.23	0.6	1.6	0.02	0.02	0.3	0.8	0.3	0.12	0.03

G20Mn5 Mechanical Properties

thickness t mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
t≤30	Normalizing (N)②	480~620	≥300	A: ≥20	-30°C: ≥27
t≤100	Quenching and Tempering (QT)①	500~650	≥300	A: ≥22	-40°C: ≥27

Approximate Comparison Table cast steel

G20Mn5 Corresponding Standards(Same grade name, different standards)

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