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Designer and Manufacturer of Precision Springs Since 1939

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High Temperature Alloy Springs

High Temperature Alloy Springs

MaterialA 286 AlloyInconel 600Inconel 718Inconel X-750
  QQ-W-390 AMS 5698, 5699
Nominal AnalysisNi -- 26.0%Ni -- 76.0%Ni -- 52.5%Inconel X-750
 Cr -- 15.0%Cr -- 15.8%Cr -- 18.6%AMS 5698,5699
 Fe -- 53.0%Fe -- 7.2%Fe -- 18.5% 
Minimum Tensile Strength160-200170-230210-2500No.IT 155 min.
    Spg.T 190-230
Modulus of Elasticity E29312931
psi x 103    
Design Stress % Minimum35404040
Tensile    
Modulus in Torsion10.41111.212
G psi x 106    
Maximum Temp. °F9507001100750-1100
Maximum Temp. °C510371593399-593
Rockwell HardnessC35-42C35-45C45-50C34-39
    C42-48
Method of ManufactureCold drawn and precipitation hardened after fabrication. Good corrosion resistance at elevated temperature.Cold drawn. Good corrosion resistance at elevated temperature.Cold drawn and precipitation hardened after fabrication. Good corrosion resistance at elevated temperature.Cold drawn and precipitation hardened after fabrication. Good corrosion resistance at elevated temperature
Chief Uses    
Special Properties