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15Cr9AT chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 15Cr9AT

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STAS/SR 15Cr9AT

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This page is mainly introduced the 15Cr9AT chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 15Cr9AT,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
15Cr9AT

Steel Garde:15Cr9AT
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Alloy structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	478～613	σb/MPa
Yield Strength	250	σ 0.2 ≥/MPa
Elongation	91	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	832～151	-
HRC	30	-

Physical Properties

Thermal expansion	71-10	e-6/K
Thermal conductivity	96-58	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	7700-6138	째C
Density	6123-6689	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)
15Cr9AT 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