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SUS 329J4 LTP Y chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 329J4 LTP Y

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JIS SUS 329J4 LTP Y

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This page is mainly introduced the SUS 329J4 LTP Y chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 329J4 LTP Y,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Large diameter welded stainless steel pipes

Steel Garde:SUS 329J4 LTP Y
Type:Stainless Steels
Country:Japan
Standard:JIS
Standard Number:

ITEM Standard Number Descriptions

1 G 3468 (2011) Large diameter welded stainless steel pipes
Metallographic Structure:Austenitic-Ferritic(Duplex steel)
Application:Large diameter welded stainless steel pipes

ITEM	Standard Number	Descriptions
1	G 3468 (2011)	Large diameter welded stainless steel pipes

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
SUS 329J4 LTP	JIS	Japan

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.03
Si		1.00
Mn		1.50
P		0.04
S		0.03
Cr	24.00	26.00
Ni	5.50	7.50
Mo	2.50	3.50
N	0.08	0.30

Mechanical Properties

Tensile strength	257～775	σb/MPa
Yield Strength	328	σ 0.2 ≥/MPa
Elongation	34	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	455～312	-
HRC	30	-

Physical Properties

Thermal expansion	43-21	e-6/K
Thermal conductivity	57-92	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	7822-4273	째C
Density	5329-6672	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)
SUS 329J4 LTP Y 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