AISI Steels
Steels of the American Iron and Steel Institute. Common and alloy steels have been numbered in a system essentially the same as the SAE. The AISI system is more elaborate than the SAE in that all numbers are preceded by letters: A represents basic open-he

ASTM
Abbreviation for American Society For Testing Material. An organization for issuing standard specifications on materials, including metals and alloys

Abrasion
The process of rubbing, grinding, or wearing away by friction

Abrasive
A substance capable of grinding away another material

Accordion Reed Steel
Hardened, tempered, polished and blued or yellow flat steel with dressed edges. Carbon content about 1.00. Material has to possess good flatness, uniform hardness and high elasticity.