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EN C78D2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of EN C78D2

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EN EN C78D2

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This page is mainly introduced the EN C78D2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of EN C78D2,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Euronorm Structural steel, EN C78D2

Steel Garde:EN C78D2
Type:Special Alloy
Country:Euronorm
Standard:EN
Application:Euronorm Structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	437～838	σb/MPa
Yield Strength	414	σ 0.2 ≥/MPa
Elongation	94	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	689～355	-
HRC	30	-

Physical Properties

Thermal expansion	55-74	e-6/K
Thermal conductivity	46-20	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3670-5082	째C
Density	5312-7284	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 C78D2 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