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Nickel Alloy, Alloy 90

This grade is a Ni-Cr-Co Precipitation Hardenable alloy with good oxidation resistance and high tensile strength. The main applications are Blades and Discs in Gas Turbines.

Chemical Composition (Weight %)
  C Si Mn S Ag Al B Bi Co Cr Cu Fe Pb Ti Zr
Min

 

1.00

15.0 18.0


2.0
Max 0.13 1.00 1.00 0.015 0.0005 2.00 0.02 0.0001 21.0 21.0 0.20 1.5 0.002 3.0 0.15

Typical Mechanical Properties for bar (Min)
Condition Tensile Strength, N/mm2 Yield Strength 0.2%, N/mm2  Elongation % Reduction of Area % Hardness HB
Sol Trt 1080 695 20
293
 

Related Specifications

UNS N07090, BS HR2, BS HR501, BS HR502, BSHR3, AMS5829, BS HR202, BS HR402, 2.4632

Available Forms 

Round bar, plate, sheet, strip, wire, forgings
 
Chemical Composition (Weight %)
  Min Max
C   0.13
Si   1.00
Mn   1.00
S   0.015
Ag   0.0005
Al 1.00 2.00
B   0.02
Bi   0.0001
Co 15.0 21.0
Cr 18.0 21.0
Cu   0.20
Fe   1.5
Pb   0.002
Ti 2.0 3.0
Zr   0.15

Typical Mechanical Properties for bar (Min)
Sol Trt
Tensile Strength, N/mm2 1080
Yield Strength 0.2%, N/mm2 695
 Elongation % 20
Reduction of Area %  
Hardness HB  
 

Related Specifications

UNS N07090, BS HR2, BS HR501, BS HR502, BSHR3, AMS5829, BS HR202, BS HR402, 2.4632

Available Forms 

Round bar, plate, sheet, strip, wire, forgings