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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	390～878	σb/MPa
Yield Strength	371	σ 0.2 ≥/MPa
Elongation	23	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	325～794	-
HRC	30	-

Physical Properties

Thermal expansion	77-38	e-6/K
Thermal conductivity	54-59	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	0199-5018	째C
Density	1620-0825	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