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SKH3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SKH3

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JIS SKH3

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This page is mainly introduced the SKH3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SKH3,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SKH3

Steel Garde:SKH3
Type:Special Alloy
Country:Japan
Standard:JIS
Application:Tungsten series high speed tool steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
SKH3	KS	Sweden
SKH3	KS	Sweden
SKH59	KS	Korea
SKH59	KS	Korea

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	308～820	σb/MPa
Yield Strength	329	σ 0.2 ≥/MPa
Elongation	37	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	528～324	-
HRC	30	-

Physical Properties

Thermal expansion	05-97	e-6/K
Thermal conductivity	78-18	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	2621-6396	째C
Density	3953-6077	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)
SKH3 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