malleable cast iron
Cast iron made by prolonged annealing of white cast iron in which decarburization and/or graphitization take place to eliminate some or all…
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Glossary Terms
Latest Glossary Terms
mandrel
Workholder for turning that fits inside hollow workpieces. Types available include expanding, pin and threaded.
manipulator
Arm or basic object-transferring device. Hands or gripping devices vary according to application, as do arm design and number of joints (ax…
manufacturing resources planning
Management method, normally computer-aided, for cost-effective control of manufacturing support functions, such as inventory, production eq…
maraging steels
Nickel in the amount of 18.5 percent is the principal alloying element in the maraging steels. Other alloying elements are cobalt, molybden…
martempering
1. Hardening procedure in which an austenitized ferrous workpiece is quenched in a medium whose temperature is maintained substantially at …
martensite
Formed during rapid cooling of austenite at the temperature rate higher than 500º F (260º C) per second. Such rapid cooling causes restruct…
martensiting
Rapid quenching of carbon steel in the austenite state causes a new structure—martensite—to form. Martensite is extremely hard. See austeni…
materials handling
Methods, equipment and systems for conveying materials to various machines and processing areas and for transferring finished parts to asse…
M-code programming
Miscellaneous, or auxiliary, functions constitute on/off type commands. Used to control actions such as starting and stopping of motors, tu…
mechanical properties
Properties of a material that reveal its elastic and inelastic behavior when force is applied, thereby indicating its suitability for mecha…
medium-carbon steels
Group of carbon steels designated by American Iron and Steel Institute numerical classification as AISI 1029, 1030, 1034, etc., up to AISI …
