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Q500 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Q500

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GBT Q500

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This page is mainly introduced the Q500 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Q500,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Q500

Steel Garde:Q500
Type:Special Alloy
Country:China
Standard:GBT
Application:China structural steel and alloy steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
Q500	GBT	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	645～891	σb/MPa
Yield Strength	742	σ 0.2 ≥/MPa
Elongation	34	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	303～483	-
HRC	30	-

Physical Properties

Thermal expansion	20-73	e-6/K
Thermal conductivity	18-53	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	2792-7742	째C
Density	0672-2445	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)
Q500 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