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JIS NCF 800 Details

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NCF 800 Application:Corrosion-resisting and heat-resisting superalloy plates and sheets

Category Type Grade Designations
Grades Stainless Steels NCF 800 Japan - JIS , G 4902 (1991) - Corrosion-resisting and heat-resisting superalloy plates and sheets

Chemical composition(wt.%) of NCF 800 grade: G 4902 (1991)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.10
Si - 1.00
Mn - 1.50
P - 0.03
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 -
Corrosion-resisting and heat-resisting superalloy plates and sheets

Mechanical properties of grade NCF 800 G 4902 (1991)

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)
118 (≥) 934 (≥) 42 31 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical properties of grade NCF 800 G 4902 (1991)

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
473 (≥) 319 (≥) 12 21 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 424
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
787 315 718

NCF 800 - 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
NCF 800 JIS Japan
Corrosion-resisting and heat-resisting superalloy bars
NCF 800 JIS Japan
Corrosion-resisting and heat-resisting superalloy plates and sheets
NCF 800 HTB JIS Japan
Seamless nickel-chromium-iron alloy heat exchanger tubes
NCF 800 HTF JIS Japan
Steel tubes for fired heater
NCF 800 HTP JIS Japan
Seamless nickel-chromium-iron alloy pipes
NCF 800 TB JIS Japan
Seamless nickel-chromium-iron alloy heat exchanger tubes
NCF 800 TF JIS Japan
Steel tubes for fired heater
NCF 800 TP JIS Japan
Seamless nickel-chromium-iron alloy pipes
NCF 800 H JIS Japan
Corrosion-resisting and heat-resisting superalloy bars
NCF 800 H JIS Japan
Corrosion-resisting and heat-resisting superalloy plates and sheets

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