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SUS 890 LTB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 890 LTB

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JIS SUS 890 LTB

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This page is mainly introduced the SUS 890 LTB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 890 LTB,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steel boiler and heat exchanger tubes

Steel Garde:SUS 890 LTB
Type:Stainless Steels
Country:Japan
Standard:JIS
Standard Number:

ITEM Standard Number Descriptions

1 G 3463 (2012) Stainless steel boiler and heat exchanger tubes
Metallographic Structure:Austenite
Application:Stainless steel boiler and heat exchanger tubes

ITEM	Standard Number	Descriptions
1	G 3463 (2012)	Stainless steel boiler and heat exchanger tubes

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
SUS 890 LTP	JIS	Japan
SUS 890L	JIS	Japan
SUS 890L	JIS	Japan
SUS 890L	JIS	Japan
SUS 890LTP	JIS	Japan

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.02
Si		1.00
Mn		2.00
P		0.045
S		0.03
Cr	19.00	23.00
Ni	23.00	28.00
Mo	4.00	5.00
N
Cu	1.00	2.00

Mechanical Properties

Tensile strength	102～405	σb/MPa
Yield Strength	849	σ 0.2 ≥/MPa
Elongation	25	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	256～227	-
HRC	30	-

Physical Properties

Thermal expansion	80-03	e-6/K
Thermal conductivity	85-68	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8933-9594	째C
Density	2316-4264	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 890 LTB 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