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NCF800HTF chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of NCF800HTF

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KS NCF800HTF

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This page is mainly introduced the NCF800HTF chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of NCF800HTF,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Steel tubes for fired heater

Steel Garde:NCF800HTF
Type:Stainless Steels
Country:Korea
Standard:KS
Standard Number:

ITEM Standard Number Descriptions

1 D 3587 (1991) Steel tubes for fired heater
Application:Steel tubes for fired heater

ITEM	Standard Number	Descriptions
1	D 3587 (1991)	Steel tubes for fired heater

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
NCF800H	KS	Korea
NCF800HTB	KS	Korea
NCF800HTP	KS	Korea
NCF800H	CNS	China

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.05	0.10
Si		1.00
Mn		1.50
P		0.030
S		0.015
Cr	19.00	23.00
Ni	30.00	35.00
Cu		0.75
Al	0.15	0.60
Ti	0.15	0.60
Fe		remaining

Mechanical Properties

Tensile strength	303～334	σb/MPa
Yield Strength	494	σ 0.2 ≥/MPa
Elongation	86	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	026～011	-
HRC	30	-

Physical Properties

Thermal expansion	52-21	e-6/K
Thermal conductivity	76-80	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8814-6940	째C
Density	5698-6077	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)
NCF800HTF 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