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STS420J2TKA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS420J2TKA

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KS STS420J2TKA

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This page is mainly introduced the STS420J2TKA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS420J2TKA,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
KS standard mechanical and structure with stainless steel pipe(KS D3536-1992)

Steel Garde:STS420J2TKA
Type:Special Alloy
Country:Korea
Standard:KS
Application:KS standard mechanical and structure with stainless steel pipe(KS D3536-1992)

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	736～737	σb/MPa
Yield Strength	247	σ 0.2 ≥/MPa
Elongation	59	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	432～077	-
HRC	30	-

Physical Properties

Thermal expansion	65-40	e-6/K
Thermal conductivity	22-90	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9545-2453	째C
Density	3860-6832	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)
STS420J2TKA 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