hardened


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hardened

i. Any structures protected against blast, shock, overpressure, radiation, and, in some cases, nuclear explosion. They may also be protected against biological and chemical warfare. Aircraft pens with a concrete embankment and a top covering are called hardened aircraft shelters.
ii. Avionics protected against electromagnetic pulses and other electromagnetic effects that may degrade them.
iii. Metals are hardened by quenching or cold working.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved
References in periodicals archive ?
The global Radiation Hardened Electronics and Semiconductors Market is anticipated to experience growth, due to increase in space missions carried out by various developed and developing countries.
Taking into account the difficulties encountered by the authors to characterize the hardened material by numerically expressed properties, the assessment of its influence on the process function--"layer hardness" HV--was made by establishing this function separately for two materials, OLC45 as a reference material and 42MoCr11C.
Also, the company can produce stamp dies that are machine sharpened and chemically hardened. All of the equipment has been designed to manufacture dies in widths up to 30".
Figure 4 shows the molded part surface between a normal hardened steel mold and the mold after treatment.
Softened somewhat by the tentative beginning of social programs under the New Deal, it was still a hardened America that fought.
The surface of food products placed on the film can be quickly hardened to a depth of around 1mm.
A thin conveyor made from polyethylene film passes over a stainless steel or aluminium refrigerated plate, which gives a 1mm-deep hardened surface on the product.
It was observed that some of the pastes became a hardened mass when left in test tubes for a few hours.
ADC (Nasdaq:ADCT; www.adc.com), a supplier of fiber optics, network equipment, software and integration services for broadband, multiservice networks, has announced the Avidia 2200, a compact, environmentally hardened DSLAM designed to deliver advanced data services to business and residential customers served by a digital loop carrier (DLC).
After an extraordinarily long soft-market cycle, the insurance market has hardened, with reinsurers mandating increases across the board and underwriters finally pricing coverages more realistically.