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STS329J4L chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS329J4L

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KS STS329J4L

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This page is mainly introduced the STS329J4L chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS329J4L,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steel bars

Steel Garde:STS329J4L
Type:Stainless Steels
Country:Korea
Standard:KS

Standard Number:

ITEM	Standard Number	Descriptions
1	D 3698 (2008)	Cold rolled stainless steel plates, sheets and strip
2	D 3705 (2008)	Hot rolled stainless steel plates, sheets and strip
3	D 3706 (2008)	Stainless steel bars

Metallographic Structure:Austenitic-Ferritic(Duplex steel)
Application:Stainless steel bars

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
STS329J4LTB	KS	Korea
STS329J4LTP	KS	Korea

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.03
Si		1.00
Mn		1.50
P		0.040
S		0.030
Cr	24.00	26.00
Ni	5.50	7.50
Mo	2.50	3.50
N	0.08	0.30

Mechanical Properties

Tensile strength	399～243	σb/MPa
Yield Strength	272	σ 0.2 ≥/MPa
Elongation	84	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	963～364	-
HRC	30	-

Physical Properties

Thermal expansion	64-68	e-6/K
Thermal conductivity	57-18	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	7353-3790	째C
Density	0030-7738	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)
STS329J4L 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