Nickel-Fe-Cr alloy, INCOLOY 800, spring temper, wire INCOLOY 800 Designation (spring temper, wire )Unified Numbering System (USA): N08800Condition Spring temper UNS number N08800 US name ASTM Grade N08800; AMS 5766, 5871 EN name X 10 NiCrAlTi 32 20 EN number 1.4876 ISO name ISO 9723, 9724, 9725, 6207, 6208
INCOLOY 800 Tradenames (spring temper, wire) INCOLOY 800 Special Metals Corp. (USA) AD NY810 Aubert & Duval (FRANCE)
INCOLOY 800 Typical uses (spring temper, wire) Heat treating equipment, petrochemical pyrolysis tubing and piping systems, sheathing for electrical heating elements, food processing equipment
INCOLOY 800 Composition detail (spring temper, wire) Al (aluminum) 0 – 1 % Cr (chromium) 19 – 23 % Cu (copper) 0 – 0.75 % Fe (iron) 39.5 – 50 % Mn (manganese) 0 – 1.5 % Ni (nickel) 30 – 35 % Si (silicon) 0 – 1 % Ti (titanium) 0.15 – 0.6 % Other 0 – 0.1 %
INCOLOY 800 Physical properties (spring temper, wire) INCOLOY 800 Mechanical properties (spring temper, wire) Young’s modulus 190 – 200 GPa Specific stiffness 23.8 – 25.2 MN.m/kg Yield strength (elastic limit) 895 – 1180 MPa Tensile strength 965 – 1210 MPa Specific strength 113 – 148 kN.m/kg Elongation 2 – 5 % strain Compressive strength 895 – 1180 MPa Flexural modulus 190 – 200 GPa Flexural strength (modulus of rupture) 895 – 1180 MPa Shear modulus 70 – 76 GPa Bulk modulus 186 – 224 GPa Poisson’s ratio 0.33 – 0.35 Shape factor 1 Hardness – Vickers 280 – 380 HV Hardness – Rockwell B 103 – 111 HRB Hardness – Rockwell C 27 – 39 HRC Hardness – Brinell 265 – 360 HB Elastic stored energy (springs) 2090 – 3490 kJ/m3 Fatigue strength at 10^7 cycles 385 – 605 MPa Fatigue strength model (stress range) Parameters: Stress Ratio = -1, Number of Cycles = 1e7cycles 358 – 651 MPa
INCOLOY 800 Impact & fracture properties (spring temper, wire) Fracture toughness 24.3 – 27 MPa.m0.5 Toughness (G) 3.04 – 3.75 kJ/m2
INCOLOY 800 Thermal properties (spring temper, wire) Melting point 1360 – 1390 °C Maximum service temperature 777 – 977 °C Minimum service temperature -273 °C Thermal conductivity 11 – 12 W/m.°C Specific heat capacity 490 – 515 J/kg.°C Thermal expansion coefficient 13.5 – 15 µstrain/°C Thermal shock resistance 319 – 428 °C Thermal distortion resistance 0.755 – 0.864 MW/m Latent heat of fusion 270 – 300 kJ/kg
INCOLOY 800 Electrical properties (spring temper, wire) Electrical resistivity 92 – 100 µohm.cm Electrical conductivity 1.72 – 1.87 %IACS Galvanic potential -0.23 – -0.15 V
INCOLOY 800 Magnetic properties (spring temper, wire) Magnetic type Non-magnetic
INCOLOY 800 Optical, aesthetic and acoustic properties (spring temper, wire) Transparency Opaque Acoustic velocity 4880 – 5020 m/s Mechanical loss coefficient (tan delta) 1e-4 – 3e-4
INCOLOY 800 Processing properties (spring temper, wire) Metal casting Unsuitable Metal cold forming Acceptable Metal hot forming Acceptable Metal press forming Unsuitable Metal deep drawing Unsuitable Machining speed 12.2 – 18.3 m/min Weldability Notes: Preheating is not required, post weld heat treatment is required Good Weldability – MIG Fair Weldability – plasma Fair Weldability – SAW Fair Weldability – TIG Fair Brazeability Good
INCOLOY 800 Durability (spring temper, wire) Water (fresh) Excellent Water (salt) Excellent Weak acids Excellent Strong acids Acceptable Weak alkalis Excellent Strong alkalis Excellent Organic solvents Excellent Oxidation at 500C Excellent UV radiation (sunlight) Excellent Galling resistance (adhesive wear) Notes: Bronze or zinc alloy dies should be used to minimize galling. Limited use Flammability Non-flammable
INCOLOY 800 Corrosion resistance (spring temper, wire) Pitting resistance equivalent number (PREN) 19 – 23 Pitting and crevice corrosion Medium (20-30) Stress corrosion cracking Note: Rated in chloride; Other susceptible environments: Hydroxide Not susceptible Intergranular (weld line) corrosion Excellent Inorganic acids Excellent Organic acids Excellent Alkalis Good Humidity / water Excellent Sea water Moderate Sour oil and gas Excellent
INCOLOY 800 Notes (spring temper, wire) Warning All nickel compounds should be regarded as toxic. Some can cause cancer and/or fetal abnormalities.
Other notes INCOLOY is a registered tradename of the INCO group of companies. As of September 1999 , INCONEL, INCOLOY, MONEL, NIMONIC, INCO-WELD, NILO, BRIGHTRAY, CORRONEL and UDIMET have become registered trademarks of Special Metals Corporation
Keywords BS 3072, BS 3075, BS 3076 NA15
INCOLOY 800 Standards with similar compositions (spring temper, wire) Japan: NCF 800 TF to JIS G3467, NCF800 to JIS G4901, NCF800 to JIS G4902, NCF800TB to JIS G4904, NCF800TP to JIS G4903South Korea: Incoloy 800 to KS D 3750, NCF 800 to KS D 3531, NCF 800 to KS D 3532, NCF 800 TP to KS D 3758USA: UNS N08800 Tradenames: ALLEGHENY TYPE 332, ESSHETE 800, ESSHETE 800L
MODULUS METAL Sand Casting in Turkey , Permanent Mold Casting in Turkey , Gravity Die Casting in Turkey , Pressure Die Casting in Turkey , High-Pressure Die Casting in Turkey , Investment Casting in Turkey , Foundry in Turkey , Plastic Injection Molding in Turkey , Press Bending ( Press Brake) Products in Turkey , Laser and Plasma Cutting in Turkey , Welded Construction in Turkey, Heat Treated , CNC Machined Products Manufacturer in Turkey , Additive Manufacturing and 3D Printing in Turkey , Quality Enginering and Inspection Service in Turkey , Manufacturing Inspection Service in Turkey , Quality Engineering and Supplier Quality Engineering Service in Turkey , Supplier Quality Control and Inspection Service in Turkey , Resident Engineering Services in Turkey
