G20Mn5 1.6220 - DIN EN 10293-2005

Grade	G20Mn5
Germany W-Nr.	1.6220
Corresponding Standard	DIN EN 10293-2005 Steel castings for general engineering uses
Classification	Cast Steel

G20Mn5 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Ni
Minimum Value	0.17	-	1	-	-	-
Maximum Value	0.23	0.6	1.6	0.02	0.02	0.8

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) temperature 900~980°C, air cooling	480~620	≥300	≥20	-30°C: ≥27 Room Temperature: ≥50
t≤100	Quenching + Tempering (+QT) Quenching temperature 900~980°C air or liquid cooling, Tempering temperature 610~660°C	500~650	≥300	≥22	-40°C: ≥27 Room Temperature: ≥60

New and Old Grade Replacement List

Corresponding Standard	Grade
DIN 17182-1992	Grade Germany W-Nr. Other Name Other Name
DIN EN 10293-2005	Grade Germany W-Nr.

G20Mn5 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"!