Stress resulting from uneven contraction during cooling of metals and ceramics due to uneven temperature distribution.
Related Terms |
AIR COOLER
A factory-encased assembly of elements whereby the temperature of air passing through the device is reduced.
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DIELECTRIC STRENGTH
A measure of the ability of an insulating material to withstand electric stress (voltage) without failure. Fluids with high dielectric strength (usually expressed in volts or kilovolts) are good electrical insulators. (ASTM Designation D 877.)
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CLEAN ROOM
A facility or enclosure in which air content and other conditions (such as temperature, humidity, and pressure) are controlled and maintained at a specific level by special facilities and operating processes and by trained personnel.
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CUTTING FLUID
Any fluid applied to a cutting tool to assist in the cutting operation by cooling, lubricating or other means.
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ABSOLUTE ZERO TEMPERATURE
Temperature measured from absolute zero (-459.67°F, or -273.16°C).
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AIR REHEATING
In an air conditioning system, the final step in treatment, in the event the temperature is too low.
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CLOUD POINT
The temperature at which waxy crystals in an oil or fuel form a cloudy appearance.
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REFRIGERATING CAPACITY
The ability of a system to remove heat as compared with the cooling effect produced by melting of ice.
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ABSOLUTE TEMPERATURE SCALE
A scale of temperature measurement in which zero degrees is absolute zero.
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CARBON RESIDUE
Coked material remaining after an oil has been exposed to high temperatures under controlled conditions.
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