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ALLOY 690 / UNS N06690 / 2.4642
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Brand Name
INCONEL® Alloy 690, Nicrofer® 6030
Trade NameAlloy 690
DescriptionAlloy 690 / 2.4622 is a nickel-chromium-iron alloy.
Special PropertiesHigh corrosion resistance to oxidizing media.
ApplicationNuclear fuel processing, steam generators in pressurized water reactors.
Suitable welding filler materials2,4648
Standards
Material No :2.4642
EN Degisnation :NiCr29Fe
UNS :N06690
Alloy :690
Chemical Composition
C
%≤ 0.05 Si
≤ %0.50 Mn
≤ %0.50 P
≤ %0.02 S
≤ %0.015 Cr
%27.0 - 31.0 Ni
%Rest Ti
%≤ 0.50 Cu
%≤ 0.50 Al
%≤ 0.50 Fe
%7.00 - 11.0
%≤ 0.05 Si
≤ %0.50 Mn
≤ %0.50 P
≤ %0.02 S
≤ %0.015 Cr
%27.0 - 31.0 Ni
%Rest Ti
%≤ 0.50 Cu
%≤ 0.50 Al
%≤ 0.50 Fe
%7.00 - 11.0
Mechanical Properties 20°C
0.2% Yield StrengthRp
≥ N/mm²240 Tensile Strength
RmN/mm²≥ 586 Elongation A5
≥ %30 Modulus of Elasticity
kN/mm²215
≥ N/mm²240 Tensile Strength
RmN/mm²≥ 586 Elongation A5
≥ %30 Modulus of Elasticity
kN/mm²215
Physical Properties 20°C
Density
g/cm³8.2 Specific Heat Capacity
J/kg K450 Thermal Conductivity
W/m K12 Electrical Resistivity
Ω mm²/m1.15
g/cm³8.2 Specific Heat Capacity
J/kg K450 Thermal Conductivity
W/m K12 Electrical Resistivity
Ω mm²/m1.15
