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

JIS NCF 625 TB

Profile

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

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.(≤) Similar Remarks
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 929~789 σb/MPa
Yield Strength 549 σ 0.2 ≥/MPa
Elongation 61 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 562~763 -
HRC 30 -

Physical Properties

Thermal expansion 11-76 e-6/K
Thermal conductivity 47-81 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9846-8308 째C
Density 0107-5535 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

Technical specification/standard for download