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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.
Stainless steel bars

Steel Garde:STS430
Type:Stainless Steels
Country:Korea
Standard:KS

Standard Number:

ITEM	Standard Number	Descriptions
1	D 3692 (2001)	Cold finished stainless steel bars
2	D 3698 (2008)	Cold rolled stainless steel plates, sheets and strip
3	D 3702 (2008)	Stainless steel wire rods
4	D 3703 (2007)	Stainless steel wires
5	D 3705 (2008)	Hot rolled stainless steel plates, sheets and strip
6	D 3706 (2008)	Stainless steel bars

Metallographic Structure:Ferrite
Application:Stainless steel bars

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
STS430TKA	KS	Korea
STS430TKC	KS	Korea
STS430TB	KS	Korea
STS430WSB	KS	Korea
STS430CA	KS	Korea
STS430TP	KS	Korea
STS430F	KS	Korea
STS430FSe	KS	Korea
STS430LX	KS	Korea
STS430LXTB	KS	Korea
STS430LXTP	KS	Korea
STS430J1L	KS	Korea
STS430J1LTP	KS	Korea

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.12
Si		0.75
Mn		1.00
P		0.040
S		0.030
Cr	16.00	18.00
Ni		0.60
Mo
N

Mechanical Properties

Tensile strength	048～865	σb/MPa
Yield Strength	015	σ 0.2 ≥/MPa
Elongation	44	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	983～585	-
HRC	30	-

Physical Properties

Thermal expansion	22-24	e-6/K
Thermal conductivity	87-37	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9280-6220	째C
Density	3935-8516	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 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