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EN C78D chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of EN C78D

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EN EN C78D

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This page is mainly introduced the EN C78D chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of EN C78D,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Euronorm Structural steel, EN C78D

Steel Garde:EN C78D
Type:Special Alloy
Country:Euronorm
Standard:EN
Application:Euronorm Structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
EN C78D2	EN	Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	809～844	σb/MPa
Yield Strength	703	σ 0.2 ≥/MPa
Elongation	34	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	751～224	-
HRC	30	-

Physical Properties

Thermal expansion	77-83	e-6/K
Thermal conductivity	55-22	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4869-6691	째C
Density	7207-1911	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 C78D 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