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SUS 420 F2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 420 F2

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JIS SUS 420 F2

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This page is mainly introduced the SUS 420 F2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 420 F2,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Cold finished stainless steel bars

Steel Garde:SUS 420 F2
Type:Stainless Steels
Country:Japan
Standard:JIS
Standard Number:

ITEM Standard Number Descriptions

1 G 4318 (2007) Cold finished stainless steel bars
Metallographic Structure:Martensite
Application:Cold finished stainless steel bars

ITEM	Standard Number	Descriptions
1	G 4318 (2007)	Cold finished stainless steel bars

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
SUS 420 F2	JIS	Japan
SUS 420 F2	JIS	Japan
SUS 420 F2	JIS	Japan

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.26	0.40
Si		1.00
Mn		1.00
P		0.04
S		0.03
Cr	12.00	14.00
Ni		0.60
Mo
N
Pb	0.05	0.30

Mechanical Properties

Tensile strength	748～916	σb/MPa
Yield Strength	035	σ 0.2 ≥/MPa
Elongation	32	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	230～185	-
HRC	30	-

Physical Properties

Thermal expansion	00-10	e-6/K
Thermal conductivity	70-73	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9818-9650	째C
Density	2477-2383	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)
SUS 420 F2 Stainless Steels	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