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

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UNE S420M

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

Steel Garde:S420M
Type:Special Alloy
Country:Spain
Standard:UNE
Application:Spain structural steel

Cross Reference Table(Equivalent Materials):

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

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	830～251	σb/MPa
Yield Strength	953	σ 0.2 ≥/MPa
Elongation	55	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	776～249	-
HRC	30	-

Physical Properties

Thermal expansion	90-83	e-6/K
Thermal conductivity	92-24	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9020-7643	째C
Density	4489-7060	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)
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