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STS329J4LTP chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS329J4LTP

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KS STS329J4LTP

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This page is mainly introduced the STS329J4LTP chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS329J4LTP,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless lined steel pipe

Steel Garde:STS329J4LTP
Type:Stainless Steels
Country:Korea
Standard:KS
Standard Number:

ITEM Standard Number Descriptions

1 D 3576 (2011) Stainless steel pipes

2 D 9536 (2011) Stainless lined steel pipe
Metallographic Structure:Austenitic-Ferritic(Duplex steel)
Application:Stainless lined steel pipe

ITEM	Standard Number	Descriptions
1	D 3576 (2011)	Stainless steel pipes
2	D 9536 (2011)	Stainless lined steel pipe

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
STS329J4L	KS	Korea
STS329J4LTB	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	686～877	σb/MPa
Yield Strength	775	σ 0.2 ≥/MPa
Elongation	82	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	040～180	-
HRC	30	-

Physical Properties

Thermal expansion	20-12	e-6/K
Thermal conductivity	17-24	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1796-5077	째C
Density	4584-1969	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)
STS329J4LTP 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