Gate Valve Loss Coefficient

coefficient
A multiplier or factor that measures some property
(Coefficients (Molecular Orbital)) The coefficients of the basis functions in the linear combination expression of a molecular orbital.
A numerical or constant quantity placed before and multiplying the variable in an algebraic expression (e.g., 4 in 4xy)
a constant number that serves as a measure of some property or characteristic
(The Coefficients) The Coefficients was a dining club founded in 1902 at a dinner given by the Fabian campaigners Sidney and Beatrice Webb. It was a forum for the meeting of British socialist reformers and imperialists of the Edwardian era. The group met monthly.

gate valve
A gate valve, also known as a sluice valve, is a valve that opens by lifting a round or rectangular gate/wedge out of the path of the fluid.
A valve with a sliding part that controls the extent of the aperture
(GATE VALVES) have a wheel type handle. Several turns of the handle are required to turn off a gate valve. Gate valves are most commonly used on main line pipes with high water pressure or high water flow.
A valve that lets you completely stop, but not modulate, the flow within a pipe.

loss
The fact or process of losing something or someone
The state or feeling of grief when deprived of someone or something of value
something that is lost; "the car was a total loss"; "loss of livestock left the rancher bankrupt"
An amount of money lost by a business or organization
gradual decline in amount or activity; "weight loss"; "a serious loss of business"
the act of losing someone or something; "everyone expected him to win so his loss was a shock"