surface+cold+working

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• surface hardening — ▪ metallurgy       treatment of steel by heat or mechanical means to increase the hardness of the outer surface while the core remains relatively soft. The combination of a hard surface and a soft interior is greatly valued in modern engineering… …   Universalium

• cold shut — noun Etymology: cold shut 1. : the freezing of the surface of liquid metal during the pouring of an ingot or casting due to interrupted or improper pouring; also : an imperfection thus caused 2. : the imperfect weld caused in a forging by the… …   Useful english dictionary

• Cold shut — Shut Shut, n. The act or time of shutting; close; as, the shut of a door. [1913 Webster] Just then returned at shut of evening flowers. Milton. [1913 Webster] 2. A door or cover; a shutter. [Obs.] Sir I. Newton. [1913 Webster] 3. The line or… …   The Collaborative International Dictionary of English

• Cold Regions Research and Engineering Laboratory — Established 1 February 1961 (1 February 1961) Research Type …   Wikipedia

• Cold water pitting of copper tube — occurs in only a minority of installations. Copper water tubes are usually guaranteed by the manufacturer against manufacturing defects for a period of 50 years. The vast majority of copper systems far exceed this time period but a small minority …   Wikipedia

• Cold rolling — is a metal working process in which metal is deformed by passing it through rollers at a temperature below its recrystallization temperature. Cold rolling increases the yield strength and hardness of a metal by introducing defects into the metal… …   Wikipedia

• Surface water rescue — is defined as the rescue of a patient who is afloat on the surface of a body of water. Within Canada, any significant sized body of water, whether in mid summer or winter, is considered cold water. Although multiple agencies respond to such… …   Wikipedia

• Cold fusion — This article is about the Fleischmann–Pons claims of nuclear fusion at room temperature. For the original use of the term cold fusion , see Muon catalyzed fusion. For all other definitions, see Cold fusion (disambiguation). Diagram of an open… …   Wikipedia

• Cold War (1947–1953) — Part of a series on the History of the Cold War Origins of the Cold War World War II …   Wikipedia

• Cold pit — Pit Pit, n. [OE. pit, put, AS. pytt a pit, hole, L. puteus a well, pit.] 1. A large cavity or hole in the ground, either natural or artificial; a cavity in the surface of a body; an indentation; specifically: (a) The shaft of a coal mine; a coal… …   The Collaborative International Dictionary of English

• Working pit — Pit Pit, n. [OE. pit, put, AS. pytt a pit, hole, L. puteus a well, pit.] 1. A large cavity or hole in the ground, either natural or artificial; a cavity in the surface of a body; an indentation; specifically: (a) The shaft of a coal mine; a coal… …   The Collaborative International Dictionary of English