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125CrSi5 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 125CrSi5

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EN 125CrSi5

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This page is mainly introduced the 125CrSi5 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 125CrSi5,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Alloyed SiCr steel

Steel Garde:125CrSi5
Type:Tool Die Steels
Country:Germany
Standard:EN
Application:Alloyed SiCr steel

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	1.20	1.30
Si	1.05	1.25
Mn	0.60	0.80
P		0.035
S		0.035
Cr	1.10	1.30
Mo
V

Mechanical Properties

Tensile strength	072～634	σb/MPa
Yield Strength	259	σ 0.2 ≥/MPa
Elongation	21	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	254～801	-
HRC	30	-

Physical Properties

Thermal expansion	36-83	e-6/K
Thermal conductivity	80-43	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4405-0874	째C
Density	2163-1438	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)
125CrSi5 Tool Die Steels	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