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21MnCr5 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 21MnCr5

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DIN 21MnCr5

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This page is mainly introduced the 21MnCr5 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 21MnCr5,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
21MnCr5

Steel Garde:21MnCr5
Type:Special Alloy
Country:Germany
Standard:DIN
Application:Cold working alloy tool steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
EN 21MnCr5	EN	Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	225～088	σb/MPa
Yield Strength	144	σ 0.2 ≥/MPa
Elongation	88	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	374～486	-
HRC	30	-

Physical Properties

Thermal expansion	36-41	e-6/K
Thermal conductivity	35-49	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1132-4495	째C
Density	6245-9945	kg/m³
Resistivity	0.50-0.60	Ohm.mm²/m

Heat Treatment Regime

Annealing	Quenching	Tempering	Normalizing	Q & T
√	√	√	√	√

Size Availability

Steel Grade	Specification	Processing range(mm)
21MnCr5 Special Alloy	Round Bar and Hollow Bar	Φ1 to Φ2000
	Square and Flat Steel	Φ10 to Φ100
	Plate and Sheet	0.08-800(Thickness)10-1500(Width)Length
	Tube or Pipe	OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
	Coil and Strip Steel	THK:0.1mm Width:1500mm
	Forged	Ring/Cylindrical/Disk