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ALLOY 625 / UNS N06625 / 2.4856
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Brand Name
Inconel® 625, Nicrofer 6020
Trade NameAlloy 625
DescriptionAlloy 625 / 2.4856 is a low-carbon nickel-chromium-molybdenum-niobium alloy.
Special PropertiesOutstanding resistance to pitting, crevice corrosion, impingement corrosion and intergranular attack. Good resistance to mineral acids, such as nitric, phosphoric, sulphuric and hydrochloric acids. Good resistance to alkalis and organic acids.
ApplicationChemical industry, offshore and environmental technology.
Suitable welding filler materials2,4831; 2,4621
Standards
Material No :2.4856
EN Degisnation :NiCr22Mo9Nb
UNS :N06625
Alloy :625
Chemical Composition
C
%0.03-0.10 Si
≤ %0.50 Mn
≤ %0.50 P
≤ %0.02 S
≤ %0.015 Cr
%20.0 - 23.0 Mo
%8.00 - 10.0 Ni
%≥ 58.0 Ti
%0.40 Cu
%≤ 0.50 Al
%≤ 0.40 Co
%≤ 1.00 Fe
%≤ 5.00 Nb
%3.15 - 4.15
%0.03-0.10 Si
≤ %0.50 Mn
≤ %0.50 P
≤ %0.02 S
≤ %0.015 Cr
%20.0 - 23.0 Mo
%8.00 - 10.0 Ni
%≥ 58.0 Ti
%0.40 Cu
%≤ 0.50 Al
%≤ 0.40 Co
%≤ 1.00 Fe
%≤ 5.00 Nb
%3.15 - 4.15
Mechanical Properties 20°C
Hardness HB 30
≤ HB240 0.2% Yield Strength Rp
≥ N/mm²415 Tensile Strength
RmN/mm²820-1050 Elongation A5
≥ %30 Resistant On High Tempature up To
°C1000 Modulus of Elasticity
kN/mm²209
≤ HB240 0.2% Yield Strength Rp
≥ N/mm²415 Tensile Strength
RmN/mm²820-1050 Elongation A5
≥ %30 Resistant On High Tempature up To
°C1000 Modulus of Elasticity
kN/mm²209
Physical Properties 20°C
Density
g/cm³8.5 Specific Heat Capacity
J/kg K410 Thermal Conductivity
W/m K10 Electrical Resistivity
Ω mm²/m1.29
g/cm³8.5 Specific Heat Capacity
J/kg K410 Thermal Conductivity
W/m K10 Electrical Resistivity
Ω mm²/m1.29
