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T3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T3

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SAE T3

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This page is mainly introduced the T3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T3,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:T3
Type:Tool Die Steels
Country:USA
Standard:SAE
Application:High-Speed Tool Steel

Relevant products:

T30402/X155CrVMo12...

D2(Cr12Mo1V1) Hot Rolled Plate

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
T30102	UNS	USA
T30103	UNS	USA
T30104	UNS	USA
T30105	UNS	USA
T30106	UNS	USA
T30107	UNS	USA
T30108	UNS	USA
T30109	UNS	USA
T30110	UNS	USA
T30402	UNS	USA
T30403	UNS	USA
T30404	UNS	USA
T30405	UNS	USA
T30407	UNS	USA
T31501	UNS	USA
T31502	UNS	USA
T31506	UNS	USA
T31507	UNS	USA
T30111	UNS	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	1.08	1.13
Si	0.20	0.40
Mn	0.10	0.40
Cr	4.00	4.25
Mo	0.70	0.90
V	2.90	3.30
W	18.00	18.50

Mechanical Properties

Tensile strength	290～228	σb/MPa
Yield Strength	970	σ 0.2 ≥/MPa
Elongation	65	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	258～321	-
HRC	30	-

Physical Properties

Thermal expansion	82-30	e-6/K
Thermal conductivity	92-79	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	0382-6558	째C
Density	2533-0158	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)
T3 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