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1.4529

X1NiCrMoCuN25-20-7; X1NiCrMoCu25-20-6
stainless steel; corrosion resistant steel; austenite

Energy & environmental technology, Medical & pharmaceutical technology, Petrochemicals, Vehicle construction & e-mobility

The material 1.4529 is an austenitic nickel-chromium-molybdenum steel with excellent corrosion resistance and good weldability. As the material also alloying elements, however, its machinability is very difficult.

Composition

C
Si
Mn
P
S
Cr
Cu
Mo
N
Nb
min.
-
-
-
-
-
19,00
0,50
6,00
0,150
24,00
max.
0,02
0,50
1,00
0,030
0,010
21,00
1,50
7,00
0,250
26,00
C
max.
0,02
Si
max.
0,50
Mn
max.
1,00
P
max.
0,030
S
max.
0,010
Cr
min.
19,00
max.
21,00
Cu
min.
0,50
max.
1,50
Mo
min.
6,00
max.
7,00
N
min.
0,150
max.
0,250
Nb
min.
24,00
max.
26,00

Standards and designations

Material group
Stainless steel
AFNOR
N 08926; N 08925; N 08367; X1NiCrMoCuN25-20-7
AISI/SAE
926
B.S.
X1NiCrMoCuN25-20-7
UNS
N08926
Special designations
Alloy 926, Super-Austenit

Fields of application

Architecture & Decoration

Pulp & textile industry

Medical technology, pharmaceuticals

Shipbuilding industry

Chemistry, petrochemistry

Power engineering, onshore and offshore

Environmental technology

Attributes

Physical properties at 20° C

Density
8,10 kg/dm³
Specific heat
450 J/kg K
Thermal conductivity
12 W/m K
Electrical resistance
1,00 (ohm) mm²/m
Magnetizability
very low

Thermal treatment

Hot forming
950 - 1200 °C
Glowing
1120 - 1180 °C

More properties

very high corrosion resistance
good mechanical properties
good polishability
good chemical resistance
low machinability

Delivery forms

Angle/profile
Icon Winkel
Cut to size/custom made
Icon Zuschnitte
Flat
Icon Flach
Hexagon
Icon Sechskant
Profile tube
Icon Profilrohr
Round
Icon Rund
Round tube/bushing
Icon Rundrohr
Sheets/sheet blanks/plates
Icon Bleche
Slit strip
Icon Spaltband
Important note: The information on the properties or usability of materials or products is for information purposes only and does not constitute a contractual obligation. The information merely corresponds to the experience of the manufacturers and HSM®. All information is without guarantee. Misprints, errors and changes reserved.

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