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T20813 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T20813

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UNS T20813

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This page is mainly introduced the T20813 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T20813,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Hot-Work Tool Steel

Steel Garde:T20813
Type:Tool Die Steels
Country:USA
Standard:UNS
Application:Hot-Work Tool Steel

Relevant products:

H13(T20813) Tool Steel Flat Bar

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
T20813	UNS	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.32	0.45
Si	0.80	1.20
Mn	0.20	0.50
P		0.030
S		0.030
Cr	4.75	5.50
Mo	1.10	1.75
V	0.80	1.20
W
Ni＋Cu		0.75

Mechanical Properties

Tensile strength	044～865	σb/MPa
Yield Strength	248	σ 0.2 ≥/MPa
Elongation	51	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	533～428	-
HRC	30	-

Physical Properties

Thermal expansion	14-44	e-6/K
Thermal conductivity	61-91	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5368-7461	째C
Density	7180-2182	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)
T20813 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