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T1 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T1

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ASTM T1

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This page is mainly introduced the T1 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T1,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:T1
Type:Tool Die Steels
Country:USA
Standard:ASTM
Application:High-Speed Tool Steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
T12001	UNS	USA
T12002	UNS	USA
T12004	UNS	USA
T12005	UNS	USA
T12006	UNS	USA
T12008	UNS	USA
T12015	UNS	USA
T15	ASTM	USA
T11301	UNS	USA
T11302	UNS	USA
T11313	UNS	USA
T11323	UNS	USA
T11304	UNS	USA
T11306	UNS	USA
T11307	UNS	USA
T11310	UNS	USA
T11330	UNS	USA
T11333	UNS	USA
T11334	UNS	USA
T11336	UNS	USA
T11341	UNS	USA
T11342	UNS	USA
T11343	UNS	USA
T11344	UNS	USA
T11346	UNS	USA
T11347	UNS	USA
T11350	UNS	USA
T11352	UNS	USA
T11361	UNS	USA
BT1	B.S.	UK

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	324～720	σb/MPa
Yield Strength	357	σ 0.2 ≥/MPa
Elongation	14	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	952～664	-
HRC	30	-

Physical Properties

Thermal expansion	71-20	e-6/K
Thermal conductivity	91-62	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	6749-9234	째C
Density	5970-2098	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)
T1 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