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Q195 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Q195

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GBT Q195

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This page is mainly introduced the Q195 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Q195,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Q195

Steel Garde:Q195
Type:Special Alloy
Country:China
Standard:GBT
Application:China structural steel and alloy steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
Q195		China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	263～139	σb/MPa
Yield Strength	562	σ 0.2 ≥/MPa
Elongation	79	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	660～119	-
HRC	30	-

Physical Properties

Thermal expansion	25-83	e-6/K
Thermal conductivity	25-78	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3627-9180	째C
Density	8200-8217	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)
Q195 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