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C85W chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of C85W

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DIN C85W

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This page is mainly introduced the C85W chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of C85W,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
High carbon steel

Steel Garde:C85W
Type:Tool Die Steels
Country:Germany
Standard:DIN
Application:High carbon steel

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.80	0.90
Si	0.25	0.40
Mn	0.50	0.70
P		0.025
S		0.020

Mechanical Properties

Tensile strength	696～911	σb/MPa
Yield Strength	610	σ 0.2 ≥/MPa
Elongation	69	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	657～454	-
HRC	30	-

Physical Properties

Thermal expansion	73-80	e-6/K
Thermal conductivity	33-85	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	0520-1709	째C
Density	8118-5372	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)
C85W 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