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GCr15SiMn chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GCr15SiMn

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GBT GCr15SiMn

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This page is mainly introduced the GCr15SiMn chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GCr15SiMn,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
GCr15SiMn

Steel Garde:GCr15SiMn
Type:Special Alloy
Country:China
Standard:GBT
Application:China structural steel and alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	195～377	σb/MPa
Yield Strength	668	σ 0.2 ≥/MPa
Elongation	31	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	780～539	-
HRC	30	-

Physical Properties

Thermal expansion	51-59	e-6/K
Thermal conductivity	11-28	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	6507-8705	째C
Density	0640-3073	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)
GCr15SiMn 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