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Chemical composition % of the ladle analysis of grade NCF800

Max 0.10 Max 1.00 Max 1.50 Max 0.03 Max 0.015 19.0.0.-23.0 30.00-35.00 Max 0.75  0.15-0.60 0.15-0.60
NCF800
Mechanical properties of grade NCF800
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)
871 (≥) 948 (≥) 22 34 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 231
Physical properties of grade NCF800
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
423 (≥) 576 (≥) 33 34 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 344
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
716 796 451
NCF800 Range of products
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
NCF800
Special alloys steel for chemical plant
NCF800TB
Seamless nickel-chromium-iron alloy heat exchanger tubes
NCF800TP
Seamless nickel - chromium - iron alloy pipes
NCF800H
Corrosion - resisting and heat - resisting superalloy plates and sheets
NCF800HTB
Seamless nickel-chromium-iron alloy heat exchanger tubes
NCF800HTP
Seamless nickel-chromium-iron alloy pipes
NCF800HTF
Steel tubes for fired heater
NCF800TF
Steel tubes for fired heater
NCF800
CNS Standard heat resistant alloy and corrosion resistant alloy bar and plate type and chemical composition
NCF800H
CNS Standard heat resistant alloy and corrosion resistant alloy bar and plate type and chemical composition

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