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KS NCF625 Details

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NCF625 Application:Corrosion - resisting and heat - resisting superalloy plates and sheets

Category Type Grade Designations
Grades Stainless Steels NCF625 Korea - KS , D 3531 (2007) - Corrosion - resisting and heat - resisting superalloy bars
D 3532 (2002) - Corrosion - resisting and heat - resisting superalloy plates and sheets

Chemical composition(wt.%) of NCF625 grade: D 3531 (2007)

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
Corrosion - resisting and heat - resisting superalloy plates and sheets

Mechanical properties of grade NCF625 D 3531 (2007)

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
344 (≥) 143 (≥) 33 21 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical properties of grade NCF625 D 3531 (2007)

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
939 (≥) 161 (≥) 22 13 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 214
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
825 293 938

NCF625 - Form of Supply

Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED

Cross Reference Table(Equivalent Grade)

Grade Standard Country Application
NCF625 KS Korea
Corrosion - resisting and heat - resisting superalloy plates and sheets
NCF625TB KS Korea
Seamless nickel-chromium-iron alloy heat exchanger tubes
NCF625TP KS Korea
Seamless nickel-chromium-iron alloy pipes

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