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T12001 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T12001

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UNS T12001

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This page is mainly introduced the T12001 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T12001,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
High-Speed Tool Steel

Steel Garde:T12001
Type:Tool Die Steels
Country:USA
Standard:UNS
Application:High-Speed Tool Steel

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.65	0.80
Si	0.20	0.40
Mn	0.10	0.40
P		0.030
S		0.030
Cr	3.75	4.50
Mo
V	0.90	1.30
W	17.25	18.75
Co

Mechanical Properties

Tensile strength	394～901	σb/MPa
Yield Strength	892	σ 0.2 ≥/MPa
Elongation	99	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	732～410	-
HRC	30	-

Physical Properties

Thermal expansion	93-06	e-6/K
Thermal conductivity	83-59	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3989-7925	째C
Density	9418-6243	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)
T12001 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