- free-machining steels
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English-Bulgarian polytechnical dictionary . 2013.
free-machining steels
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free-machining — /free meuh shee ning/, adj. 1. (of certain metals) readily machinable at high speeds with low force. 2. noting a class of steels having certain additives, as sulfur or lead, to make them readily machinable. * * * … Universalium
free-machining — /free meuh shee ning/, adj. 1. (of certain metals) readily machinable at high speeds with low force. 2. noting a class of steels having certain additives, as sulfur or lead, to make them readily machinable … Useful english dictionary
steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying … Universalium
Machinability — The term machinability refers to the ease with which a metal can be machined to an acceptable surface finish.Degarmo, p. 542.] Materials with good machinability require little power to cut, can be cut quickly, easily obtain a good finish, and do… … Wikipedia
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Speeds and feeds — A line drawing showing some basic concepts of speeds and feeds in the context of lathe work. The angular velocity of the workpiece (rev/min) is called the spindle speed by machinists. Its tangential linear equivalent at the tool cutter interface… … Wikipedia
Materials for use in vacuum — are materials showing very low rate of outgassing in vacuum, and, where applicable, tolerant to the bake out temperatures. The requirements grow increasingly stringent with the desired degree of vacuum achievable in the vacuum chamber. The… … Wikipedia
Bismuth — (pronEng|ˈbɪzməθ) is a chemical element that has the symbol Bi and atomic number 83. This heavy, brittle, white crystalline trivalent poor metal has a pink tinge and chemically resembles arsenic and antimony. Of all the metals, it is the most… … Wikipedia
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SAE steel grades — The Society of Automotive Engineers (SAE) designates SAE steel grades. These are four digit numbers which represent standards for steel specifications. Prior to 1995 the American Iron and Steel Institute (AISI) was also involved, and the standard … Wikipedia
metallurgy — metallurgic, metallurgical, adj. metallurgically, adv. metallurgist /met l err jist/ or, esp. Brit., /meuh tal euhr jist/, n. /met l err jee/ or, esp. Brit., /meuh tal euhr jee/, n. 1. the technique or science of working or heating metals so as… … Universalium
