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SKD2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SKD2

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JIS SKD2

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This page is mainly introduced the SKD2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SKD2,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SKD2

Steel Garde:SKD2
Type:Special Alloy
Country:Japan
Standard:JIS
Application:Cold Work Die Steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	001～756	σb/MPa
Yield Strength	451	σ 0.2 ≥/MPa
Elongation	49	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	850～322	-
HRC	30	-

Physical Properties

Thermal expansion	62-61	e-6/K
Thermal conductivity	82-22	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3749-1888	째C
Density	3727-2483	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)
SKD2 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