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40BCr10S chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 40BCr10S

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STAS/SR 40BCr10S

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This page is mainly introduced the 40BCr10S chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 40BCr10S,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
40BCr10S

Steel Garde:40BCr10S
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Alloy structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	623～435	σb/MPa
Yield Strength	407	σ 0.2 ≥/MPa
Elongation	36	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	011～962	-
HRC	30	-

Physical Properties

Thermal expansion	36-50	e-6/K
Thermal conductivity	37-97	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1770-5844	째C
Density	2423-3166	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)
40BCr10S 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