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U20502 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of U20502

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GBT U20502

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This page is mainly introduced the U20502 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of U20502,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
U20502

Steel Garde:U20502
Type:Special Alloy
Country:China
Standard:GBT
Application:China structural steel and alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	965～449	σb/MPa
Yield Strength	206	σ 0.2 ≥/MPa
Elongation	19	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	329～619	-
HRC	30	-

Physical Properties

Thermal expansion	59-05	e-6/K
Thermal conductivity	23-99	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1249-0314	째C
Density	4827-7296	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)
U20502 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