Nickel alloys

ALLOY 825

Nickel alloy

UNS N08825

Alloy 825 is a nickel-iron-chromium-based alloy with additions of molybdenum, copper, and titanium, designed to provide excellent corrosion resistance in severe environments. It performs particularly well against reducing and oxidizing acids, as well as in chloride-containing environments.

Properties

Oxidation resistance
Corrosion Resistance
Mechanical Properties

Development

BIOLOGY STANDARD

States

BIOLOGY STANDARD

Applications

Piping in Acidic Environments
Downhole Equipment
Heat Exchangers

Chemical Composition

ElementNeither (%)Cr (%)Fe (%)Mo (%)Cu (%)Mn (%)Yes (%)S (%)Al (%)Ti (%)
Contents38.0–46.0May 19–23≤22.02.5–3.51.5–3.0≤0.1≤0.5≤ 0,03≤0.20.6–1.2

Mechanical Properties

Rm (MPa)≥690
0.2 Rp (MPa)≥350
A%≥60
Density (g/cm³)8.14

Available Sizes

Please contact us

Standards

ASTM B423
ASTM B424
ASTM B425

Certificate 3.1 available

Upon request when ordering

* These values are for reference only; they may vary depending on the standard and condition.