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15Cr9q chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 15Cr9q

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STAS/SR 15Cr9q

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This page is mainly introduced the 15Cr9q chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 15Cr9q,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
15Cr9q

Steel Garde:15Cr9q
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Alloy structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	492～783	σb/MPa
Yield Strength	955	σ 0.2 ≥/MPa
Elongation	36	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	326～453	-
HRC	30	-

Physical Properties

Thermal expansion	15-45	e-6/K
Thermal conductivity	67-24	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	2838-2506	째C
Density	3038-5634	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)
15Cr9q 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