A device used to measure the actual scale-thickness in boiler tubes.

Related Terms

RESTRICTOR

A device for producing a deliberate pressure drop or resistance in a line by reducing the cross-sectional flow area.

ABMA

American Boiler Manufacturers Association.

SAFETY CONTROL

Device to stop unit, equipment or system if unsafe pressure and/or temperatures and/or dangerous conditions are reached.

AIR COOLER

A factory-encased assembly of elements whereby the temperature of air passing through the device is reduced.

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.)

FILTER ELEMENT

The porous device that performs the actual process of filtration. Also known as Cartridge

COMPRESSOR

A device which converts mechanical force and motion into pneumatic flow power.

RETURN-STEAM CONDENSATE

That steam produced by a boiler which returns to the boiler after it has condensed.

ASME SECTION VII SUBSECTION C6

Operation of boiler auxiliaries.

COPPER STRIP CORROSION

A qualitative measure of the tendency of a petroleum product to corrode pure copper.

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