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EN C40 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of EN C40

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EN EN C40

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This page is mainly introduced the EN C40 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of EN C40,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Euronorm Structural steel, EN C40

Steel Garde:EN C40
Type:Special Alloy
Country:Euronorm
Standard:EN
Application:Euronorm Structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
OLC40	STAS/SR	Romania
OLC40S	STAS/SR	Romania
OLC40X	STAS/SR	Romania
OLC40XS	STAS/SR	Romania
C40E	UNE	Spain
C40R	UNE	Spain
RC40	ONORM	Austria
EN C40E	EN	Euronorm
EN C40R	EN	Euronorm
EN C40	EN	Euronorm
EN C40D2	EN	Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	488～813	σb/MPa
Yield Strength	661	σ 0.2 ≥/MPa
Elongation	81	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	098～105	-
HRC	30	-

Physical Properties

Thermal expansion	61-77	e-6/K
Thermal conductivity	60-73	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1249-7823	째C
Density	5532-0722	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)
EN C40 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