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Nickel Alloy, Alloy 718

This grade is a corrosion and heat resistant alloy, which is known for its excellent creep-rupture strength and is used for various applications and Industries such as Gas Turbines, Motor Sport, Space and Aircraft.

Chemical Composition (Weight %)
  C Mn  Si P S Cr Ni Mo Cb, Ta Ti Al Co B Cu Pb Bi Se
Min

 

17.00 50.00  2.80 4.75 0.65 0.2





Max 0.08 0.35 0.35 0.02 0.02 21.00 55.00 3.30 5.50 1.15 0.8 1 0.01 0.30 5ppm 0.3ppm 3ppm

Typical Mechanical Properties for bar (Min)
Condition  Tensile Strength, MPa Yield Strength 0.2%, MPA  Elongation % Reduction of Area % Hardness HB
Sol Treated 1276 1034 12 15
 

Related Specifications

UNS N07718, AMS5662, AMS5663, AMS5596, AMS5597, AMS5589, AMS5590, AMS5832, ASTM B637, ASTM B670, 2.4668

Available Forms 

Round bar, flat bar, sheet, plate, strip, wire, forgings, tube
 
Chemical Composition (Weight %)
  Min Max
C   0.08
Mn   0.35
Si   0.35
P   0.02
S   0.02
Cr 17.00 21.00
Ni 50.00 55.00
Mo 2.80 3.30
Cb, Ta 4.75 5.50
Ti 0.65 1.15
Al 0.2 0.8
Co   1
B   0.01
Cu   0.30
Pb   5ppm
Bi   0.3ppm
Se   3ppm

Typical Mechanical Properties for bar (Min)
Sol Treated
Tensile Strength, MPa 1276
Yield Strength 0.2%, MPa 1034
 Elongation % 12
Reduction of Area % 15
Hardness HB  
 

Related Specifications

UNS04400, ASTM B127, AMS4544, DIN17750, ASTM B164, ASTM B564, AMS4675, AMS4730, ASTM B829, AMS4574

Available Forms 

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