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STS41603 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS41603

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KS STS41603

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This page is mainly introduced the STS41603 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS41603,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:STS41603
Type:Stainless Steels
Country:Korea
Standard:KS
Standard Number:

ITEM Standard Number Descriptions

1 D 7202 (2004) Free - machining stainless steel wire and wire rods
Metallographic Structure:Martensite
Application:Free - machining stainless steel wire and wire rods

ITEM	Standard Number	Descriptions
1	D 7202 (2004)	Free - machining stainless steel wire and wire rods

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
STS416	KS	Korea
STS416Se	KS	Korea

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.15
Si		1.00
Mn		1.25
P		0.060
S		0.15
Cr	12.00	14.00
Ni		0.60
Mo		0.60
N

Mechanical Properties

Tensile strength	280～501	σb/MPa
Yield Strength	573	σ 0.2 ≥/MPa
Elongation	23	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	369～107	-
HRC	30	-

Physical Properties

Thermal expansion	67-36	e-6/K
Thermal conductivity	65-36	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8961-7647	째C
Density	6089-5912	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)
STS41603 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