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STS430 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS430

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KS STS430

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This page is mainly introduced the STS430 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS430,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
STS430

Steel Garde:STS430
Type:Special Alloy
Country:Korea
Standard:KS
Application:Austenitic Steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
STS430	KS	Korea
STS430F	KS	Korea
STS430F	KS	Korea
STS430TKA	KS	Korea
STS430TKC	KS	Korea

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	654～864	σb/MPa
Yield Strength	164	σ 0.2 ≥/MPa
Elongation	59	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	292～063	-
HRC	30	-

Physical Properties

Thermal expansion	63-44	e-6/K
Thermal conductivity	93-76	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3546-5068	째C
Density	9121-8976	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)
STS430 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