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Inconel 601* * Trade name of Special Metals Group of Companies

W.NR 2.4851
UNS N06601
AWS 011
A Nickel-Chromium alloy with an addition of aluminium to give
outstanding resistance to oxidation and other forms of high
temperature corrosion. It also has high mechanical properties at
elevated temperatures.

Applications include:

  • Petrochemical Processing
  • Industrial Furnaces
  • Gas Turbine Components
  • Heat Treating Equipment
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Approximate Chemical Composition
Ni 58-63%
Cr 21-25%
Fe Bal
Al 1.0-1.7%
DENSITY 8.11 g/cm3 0.293 lb/in3
MELTING POINT 1411 oC 2571 oF
COEFFICIENT OF EXPANSION 13.75 µm/m °C
( 20 - 100°C)
7.6 x 10-6 in/in °F
( 70 - 212°F)
MODULUS OF RIGIDITY 81.2 kN/mm2 11777 ksi
MODULUS OF ELASTICITY 206.5 kN/mm2 29951 ksi
 
CONDITION OF SUPPLY HEAT TREATMENT (AFTER FORMING)
Annealed/Spring Temper Stress relieve at 480 - 870oC (900 - 1600oF) for 1 hour and air cool.
(temperature depends on composition and amount of cold work)
 
CONDITION  

APPROX TENSILE STRENGTH

 

APPROX SERVICE TEMPERATURE

Annealed 700-900 N/mm2 102-131 ksi -200o to +340oC -330o to +645oF
      (for lightly stressed applications)
Spring Temper 1200-1450 N/mm2 174-210 ksi -200o to +340oC -330o to +645oF
      (for lightly stressed applications)
 
STANDARDS
ASTM B166
 


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