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AISI 304H / UNS S30409 / 1.4948
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Brand Name
Avesta® 18-8
DescriptionAISI 304 H / 1.4948 is an austenitic stainless steel.
Special PropertiesExcellent heat resistance in raised temperature.
ApplicationPipeline construction, nuclear technology.
Standards
Material No :1.4948
EN Degisnation :X6CrNi18-10
AISI/SAE :304 H
UNS :S30409
Chemical Composition
C
%0.04-0.08 Si
≤ %1.00 Mn
≤ %2.00 P
≤ %0.035 S
≤ %0.015 Cr
%17.0 - 19.0 Ni
%8.00 - 11.0 N
%≤ 0.11
%0.04-0.08 Si
≤ %1.00 Mn
≤ %2.00 P
≤ %0.035 S
≤ %0.015 Cr
%17.0 - 19.0 Ni
%8.00 - 11.0 N
%≤ 0.11
Mechanical Properties 20°C
0.2% Yield Strength Rp
≥ N/mm²230 Tensile Strength
RmN/mm²500-700 Elongation A5
≥ %40 Modulus of Elasticity
kN/mm²200
≥ N/mm²230 Tensile Strength
RmN/mm²500-700 Elongation A5
≥ %40 Modulus of Elasticity
kN/mm²200
Physical Properties 20°C
Density
g/cm³7.93 Specific Heat Capacity
J/kg K450 Thermal Conductivity
W/m K17 Electrical Resistivity
Ω mm²/m0.71
g/cm³7.93 Specific Heat Capacity
J/kg K450 Thermal Conductivity
W/m K17 Electrical Resistivity
Ω mm²/m0.71
