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Inconel 625

UNS N06625

Description

Used in aerospace and marine engineering, pollution-control equipment, chemical processing, and nuclear reactors, Inconel 625 is especially resistant to pitting and crevice corrosion. A nickel-chromium-molybdenum alloy with an addition of niobium that works with the molybdenum to stiffen the alloys matrix providing high strength without a strengthening heat treatment.

Forms in Stock

Specifications

Smls Pipe ½”-8″ 10s, 40s, 80s ASTM/ASME 167
B/W Fittings ½”-8″ 10s, 40s, 80s ASTM/ASME 366
Flanges ½”-8″ 150#, 300#, 600# ASTM/ASME 564

Limiting Chemical Composition, % 

Ni…58.0 min. C….0.10 max.
Cr….20.0 – 23.0. Mn…0.50 max.
Mo…8.0 – 10.0 Si…0.50 max.
Nb + Ta…3.15 – 4.15 S…0.015 max.
Fe…5.0 max. P…0.015 max.
Ti…0.40 max. Al…0.40 max.