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T72301 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T72301

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AISI T72301

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This page is mainly introduced the T72301 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T72301,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
T72301

Steel Garde:T72301
Type:Tool Die Steels
Country:USA
Standard:AISI
Standard Number:

ITEM Standard Number Descriptions

1 ASTM A686-1999 Carbon tool steel
Application:Carbon tool steel products which include hot or cold finished bar, plate, sheet, rod, wire, or forgings, which are normally fabricated into tools, dies, or fixtures.

ITEM	Standard Number	Descriptions
1	ASTM A686-1999	Carbon tool steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
W2-A	SAE	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.70	1.50
Si	0.10	0.40
Mn	0.10	0.40
P		0.030
S		0.030
Cr		0.15
Ni		0.20
Mo		0.10
Cu		0.20
V		0.10
W		0.15

Mechanical Properties

Tensile strength	661～747	σb/MPa
Yield Strength	075	σ 0.2 ≥/MPa
Elongation	07	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	798～403	-
HRC	30	-

Physical Properties

Thermal expansion	49-66	e-6/K
Thermal conductivity	06-54	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1174-1759	째C
Density	4467-6166	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)
T72301 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