Glossary
There are currently 7 terms in this directory beginning with the letter A.
Alloy SteelSteel is considered an alloy when it contains alloying elements of at least 1.65% manganese, .60% copper, and .60% silicon.
AnnealingHeating to a temperature above or below the critical range, followed by controlled cooling to below the critical range. This process changes the metal’s microstructure. Depending on the process, this can harden or soften the metal, as well as remove stresses, and change other properties.
ANSIAmerican National Standards Institute
APIAmerican Petroleum Institute. A trade association founded in 1919. Developed standardized testing of drill equipment. API licenses the use of its logo to companies willing to adhere to API minimum standards or specifications. Works closely with ISO
ASMEAmerican Society of Mechanical Engineers
ASTMAmerican Society for Testing Materials
Auger Boringis the process of forming a horizontal bore by jacking the steel casing through the earth from a main shaft to a reception shaft. Spoil is removed from inside the encasement by means of a rotating auger.