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Natural gas

Natural gas is a naturally occurring hydrocarbon gas mixture consisting primarily of methane, with up to 20 % of other hydrocarbons as well as impurities in varying amounts such as carbon dioxide. Natural gas is widely used as an important energy source in many applications including heating buildings, generating electricity, providing heat and power to industry, as fuel for vehicles and as a chemical feedstock in the manufacture of products such as plastics and other commercially important organic chemicals.

Contributors in Natural gas

Natural gas

Yoke

Energy; Natural gas

An extension of a valve bonnet shaped like an inverted "Y"; the top of the yoke holds a yoke nut and the valve stem passes through it.

Yoke nut

Energy; Natural gas

An internally threaded nut held in a recess at the top of the yoke through which the valve stem passes. In gate valves and diaphragm valves the yoke nut is turned, and the stem is translated through ...

Y-pattern globe valve

Energy; Natural gas

A globe valve design in which the stem is inclined at an angle of approximately 45deg from the fluid path.

Acme thread

Energy; Natural gas

A flat-topped trapezoidal shaped thread used for power transmission rather than fastening.

Actuator

Energy; Natural gas

A mechnical device that uses an energy source other than manual power to operate a valve; also called an operator.

Adjusting rings

Energy; Natural gas

The parts of a safety vavle or safety relief valve used to control disc lift and blowdown.

Alloy steel

Energy; Natural gas

A steel consisting primarily of iron with some percentage of one or more other elements such as chromium, nickel, manganese, or vanadium deliberately added to enhance its properties.

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