Alloy 825 has excellent resistance to stress corrosion cracking and good pitting resistance in all environments except strongly oxidizing chloride solutions. Alloy 825 is used in chemical processing, pollution control, oil and gas recovery, acid production, pickling operations, nuclear fuel reprocessing and handling of radioactive wastes.
Specification
|
UNS
|
W.Nr
|
|
N08825
|
2.4858
|
Chemical composition
|
Grade
|
%
|
Ni
|
Cr
|
Fe
|
C
|
Mn
|
Si
|
Cu
|
Mo
|
Al
|
Ti
|
P
|
S
|
|
825
|
Min
|
38
|
19.5
|
Bal.
|
|
|
|
1.5
|
2.5
|
|
0.6
|
|
|
|
Max
|
46
|
23.5
|
0.05
|
1
|
0.5
|
3
|
3.5
|
0.2
|
1.2
|
0.03
|
0.03
|
Mechanical properties: (Minimum value at 20℃)
|
Tensile Strength
σb/MPa
|
Yield Strength
σp0.2/MPa
|
Elongation
σ5 /%
|
|
550
|
220
|
30
|
Alloy 825 Standard
|
Bar
|
Forging
|
Sheet/Strip
|
Wire
|
Pipe
|
|
ASTM B408
|
ASTM B564
|
ASTM B409
|
ASTM B408
|
ASTM B407
ASTM B514
|