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S420ML chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S420ML

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UNE S420ML

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This page is mainly introduced the S420ML chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S420ML,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
S420ML

Steel Garde:S420ML
Type:Special Alloy
Country:Spain
Standard:UNE
Application:Spain structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
EN S420MLH	EN	Euronorm
EN S420ML	EN	Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	542～842	σb/MPa
Yield Strength	222	σ 0.2 ≥/MPa
Elongation	21	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	721～265	-
HRC	30	-

Physical Properties

Thermal expansion	93-69	e-6/K
Thermal conductivity	99-59	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	0766-3393	째C
Density	3817-2201	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)
S420ML 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