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STS430F chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS430F

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KS STS430F

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This page is mainly introduced the STS430F chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS430F,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Free - machining stainless steel wire and wire rods

Steel Garde:STS430F
Type:Stainless Steels
Country:Korea
Standard:KS

Standard Number:

ITEM	Standard Number	Descriptions
1	D 3692 (2001)	Cold finished stainless steel bars
2	D 3702 (2008)	Stainless steel wire rods
3	D 3703 (2007)	Stainless steel wires
4	D 3706 (2008)	Stainless steel bars
5	D 7202 (2004)	Free - machining stainless steel wire and wire rods

Metallographic Structure:Ferrite
Application:Free - machining stainless steel wire and wire rods

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
STS430FSe	KS	Korea

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.12
Si		1.00
Mn		1.25
P		0.060
S		0.15
Cr	16.00	18.00
Ni		0.60
Mo
N

Mechanical Properties

Tensile strength	704～134	σb/MPa
Yield Strength	180	σ 0.2 ≥/MPa
Elongation	21	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	143～155	-
HRC	30	-

Physical Properties

Thermal expansion	11-51	e-6/K
Thermal conductivity	80-39	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	2079-4224	째C
Density	3768-2105	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)
STS430F 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