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40BOL0 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 40BOL0

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STAS/SR 40BOL0

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This page is mainly introduced the 40BOL0 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 40BOL0,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
40BOL0

Steel Garde:40BOL0
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Alloy structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	964～280	σb/MPa
Yield Strength	675	σ 0.2 ≥/MPa
Elongation	31	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	505～817	-
HRC	30	-

Physical Properties

Thermal expansion	84-71	e-6/K
Thermal conductivity	94-63	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	6197-9562	째C
Density	2725-0610	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)
40BOL0 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