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Q295GNH chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Q295GNH

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GBT Q295GNH

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This page is mainly introduced the Q295GNH chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Q295GNH,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Q295GNH

Steel Garde:Q295GNH
Type:Special Alloy
Country:China
Standard:GBT
Application:China structural steel and alloy steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
Q295GNHL	GBT	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	690～690	σb/MPa
Yield Strength	931	σ 0.2 ≥/MPa
Elongation	25	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	449～327	-
HRC	30	-

Physical Properties

Thermal expansion	71-63	e-6/K
Thermal conductivity	03-80	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1443-6482	째C
Density	5363-2770	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)
Q295GNH 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