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SUS420J1FB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS420J1FB

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This page is mainly introduced the SUS420J1FB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS420J1FB,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SUS420J1FB

Steel Garde:SUS420J1FB
Type:Special Alloy
Application:martensitic stainless steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	970～454	σb/MPa
Yield Strength	068	σ 0.2 ≥/MPa
Elongation	72	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	669～728	-
HRC	30	-

Physical Properties

Thermal expansion	72-14	e-6/K
Thermal conductivity	52-34	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	7544-2518	째C
Density	5871-0341	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)
SUS420J1FB 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