دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: see hydrogen embrinlement.

n: Metal becomes brittle rupture because of absorbing hydrogen.

low ductility of a metal due to its adsorption of hydrogen. More commonly called hydrogen embrittlement.

acid corrosion inhibitor. Slows the acid attack on metal.

A corrosion state where a metal is corroding without control by a reaction product (or corrosion product layer).

n pi: bacteria that require free oxygen for their life processes. Aerobic bacteria can produce slime or scum, which accumulates on metal surfaces, causing oxygen-concentration cell corrosion.

abbr: American Institute of Mining, Metallurgical, and Petroleum Engineers.

American Institute of Mining, Metallurgical and Petroleum Engineers.

n: a substance having marked basic (alkaline) properties, such as a hydroxide of an alkali metal. See base.

n: Any compound having pH properties higher than the neutral state.

a strongly basic solution.

a strongly basic metal such as sodium or potassium.

n: a substance with metallic properties that comprises two or more elements in solid solution. See ferrous alloy, nonferrous alloy.

n: parent group of the Society of Petroleum Engineers (SPE). See Society of Petroleum Engineer. Its official publication is the Journal of Petroleum Technology. Address: 345 East 47th Street;New York, NY 10017;(212) 705-7695.

metal that may corroded in either acids or alkalines.