Glossary Corrosion: All Listings RSS

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Aging induced by cold working.

Cracking or fracturing that occurs between the grains or crystals in a polycrystalline aggregate. Also called intercrystalline cracking. Contrast with transgranular cracking.

The component of either a liquid or solid solution that is present to a greater or major extent; the component that dissolves the solute.

Corrosion that proceeds laterally from the sites of initiation along planes parallel to the surface, generally at grain boundaries, forming corrosion products that force metal away from the body of the material, giving rise to a layered appearance.

See hydrogen embrittlement.

Resin formed from reactions involving furfuryl alcohol alone or in combination with other constituents.

See galvanostatic.

In fatigue, the variation in the stress-intensity factor in cycle, that is, Kmax-Kmin.

The formation of isolated particles of corrosion products beneath the metal surface. This occurs as the result of preferential oxidation of certain alloy constituents by inward diffusion of oxygen, nitrogen, sulfur, and so forth.

See hydrogenembriltlement.

The technique for maintaining a constant electrode potential.

See intergranular corrosion.

A gaseous environment containing hydrogen sulfide and carbon dioxide in hydrocarbon reservoirs. Prolonged exposure to sour gas can lead to hydrogen damage, sulfide-stress cracking, and/or stress-corrosion cracking in ferrous alloys.

The liquor resulting from dissolving molten melt irom the kraft recovery furnace in water. See also kraft process and smelt.

Electrode potential where half-cell reaction involves only the metal electrode and its ion.

See electrical resistivity.

The swelling or bubbling of a coating usually because of heating (term currently used in space and fire protection applications).

Corrosive attack that progresses preferentially along interdendritic paths. This type of attack results from local differences in composition, such as coring commonly encountered in alloy castings.

Concentration of a solution expressed in moles of solute divided by 1000 g of solvent.

Ratio of the depth of the deepest pit resulting from corrosion divided by the average penetration as calculated from weight loss.