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EN S420M chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of EN S420M

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This page is mainly introduced the EN S420M chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of EN S420M,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Euronorm Structural steel, EN S420M

Steel Garde:EN S420M
Type:Special Alloy
Country:Euronorm
Standard:EN
Application:Euronorm Structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
S420MC	UNE	Spain
S420MC	UNE	Spain
S420M	UNE	Spain
S420ML	UNE	Spain
EN S420MH	EN	Euronorm
EN S420MLH	EN	Euronorm
EN S420ML	EN	Euronorm
EN S420MC	EN	Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	350～494	σb/MPa
Yield Strength	939	σ 0.2 ≥/MPa
Elongation	18	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	337～031	-
HRC	30	-

Physical Properties

Thermal expansion	69-38	e-6/K
Thermal conductivity	22-11	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9478-1443	째C
Density	2802-4707	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 S420M 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