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T20823 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T20823

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UNS T20823

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This page is mainly introduced the T20823 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T20823,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
T20823

Steel Garde:T20823
Type:Special Alloy
Country:USA
Standard:UNS
Application:Alloy tool steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	597～877	σb/MPa
Yield Strength	295	σ 0.2 ≥/MPa
Elongation	51	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	091～494	-
HRC	30	-

Physical Properties

Thermal expansion	09-89	e-6/K
Thermal conductivity	65-16	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	6372-0768	째C
Density	6689-7894	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)
T20823 Special Alloy	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