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E1440 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of E1440

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UNE E1440

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This page is mainly introduced the E1440 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of E1440,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
E1440

Steel Garde:E1440
Type:Special Alloy
Country:Spain
Standard:UNE
Application:Spain structural alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	708～280	σb/MPa
Yield Strength	025	σ 0.2 ≥/MPa
Elongation	41	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	899～785	-
HRC	30	-

Physical Properties

Thermal expansion	38-36	e-6/K
Thermal conductivity	15-31	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1586-7302	째C
Density	9774-5205	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)
E1440 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