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40Cr10 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 40Cr10

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STAS/SR 40Cr10

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This page is mainly introduced the 40Cr10 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 40Cr10,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
40Cr10

Steel Garde:40Cr10
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Alloy structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
40Cr10S	STAS/SR	Romania
40Cr10X	STAS/SR	Romania
40Cr10XS	STAS/SR	Romania
40Cr10q	STAS/SR	Romania
40Cr10q	STAS/SR	Romania
40Cr10AT	STAS/SR	Romania

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	298～640	σb/MPa
Yield Strength	547	σ 0.2 ≥/MPa
Elongation	63	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	760～802	-
HRC	30	-

Physical Properties

Thermal expansion	01-61	e-6/K
Thermal conductivity	58-36	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9746-5967	째C
Density	6944-7236	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)
40Cr10 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