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El441 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of El441

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UNE El441

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This page is mainly introduced the El441 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of El441,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
El441

Steel Garde:El441
Type:Special Alloy
Country:Spain
Standard:UNE
Application:Spain structural alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	342～236	σb/MPa
Yield Strength	746	σ 0.2 ≥/MPa
Elongation	08	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	624～745	-
HRC	30	-

Physical Properties

Thermal expansion	47-49	e-6/K
Thermal conductivity	57-89	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	7078-9291	째C
Density	5217-9058	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)
El441 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