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NCF 625 TB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of NCF 625 TB

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JIS NCF 625 TB

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This page is mainly introduced the NCF 625 TB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of NCF 625 TB,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Seamless nickel-chromium-iron alloy heat exchanger tubes

Steel Garde:NCF 625 TB
Type:Stainless Steels
Country:Japan
Standard:JIS
Standard Number:

ITEM Standard Number Descriptions

1 G 4904 (2008) Seamless nickel-chromium-iron alloy heat exchanger tubes
Application:Seamless nickel-chromium-iron alloy heat exchanger tubes

ITEM	Standard Number	Descriptions
1	G 4904 (2008)	Seamless nickel-chromium-iron alloy heat exchanger tubes

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
NCF 625	JIS	Japan
NCF 625	JIS	Japan
NCF 625 TP	JIS	Japan

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.10
Si		0.50
Mn		0.50
P		0.015
S		0.015
Cr	20.00	23.00
Ni	58.00
Cu
Al		0.40
Ti		0.40
Fe		5.00
Nb+Ta	3.15	4.15
Mo	8.00	10.00

Mechanical Properties

Tensile strength	569～823	σb/MPa
Yield Strength	989	σ 0.2 ≥/MPa
Elongation	36	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	535～968	-
HRC	30	-

Physical Properties

Thermal expansion	65-54	e-6/K
Thermal conductivity	54-34	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4743-2973	째C
Density	9209-7043	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)
NCF 625 TB 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