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T20812 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T20812

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UNS T20812

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This page is mainly introduced the T20812 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T20812,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
T20812

Steel Garde:T20812
Type:Special Alloy
Country:USA
Standard:UNS
Application:Alloy tool steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
H13	ASTM	USA

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	234～273	σb/MPa
Yield Strength	899	σ 0.2 ≥/MPa
Elongation	68	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	063～442	-
HRC	30	-

Physical Properties

Thermal expansion	84-02	e-6/K
Thermal conductivity	84-42	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	6261-8285	째C
Density	4063-3877	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)
T20812 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