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SUS420F chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS420F

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JIS SUS420F

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This page is mainly introduced the SUS420F chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS420F,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SUS420F

Steel Garde:SUS420F
Type:Special Alloy
Country:Japan
Standard:JIS
Application:Martensitic special steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
SUS420F2	JIS	Japan

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	434～136	σb/MPa
Yield Strength	701	σ 0.2 ≥/MPa
Elongation	09	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	991～012	-
HRC	30	-

Physical Properties

Thermal expansion	36-11	e-6/K
Thermal conductivity	74-12	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	0304-2553	째C
Density	4013-1303	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)
SUS420F 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