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The other end of the plug is often exposed to the outside of the valve too, but with a mechanism that retains the plug in the body. Handwheel operated plug valve . The simplest and most common general type of plug valve is a 2-port valve [ 1 ] [ 2 ] with two positions: open to allow flow, and shut (closed) to stop flow.
Valves stop (or regulate) the flow of liquids or gases. They are categorized by application, such as isolation, throttling, and non-return. Isolation valves temporarily disconnect part of a piping system to allow maintenance or repair, for example. Isolation valves are typically left in either a fully open or closed position.
Leaf valve: one-way valve consisting of a diagonal obstruction with an opening covered by a hinged flap; Line blind valve: a thin sheet oriented perpendicular to the pipe. The sheet has a solid end and a flow-through end; sliding it from one position to the other opens or stops the flow. Also called sliding blind valve
A chase nipple has male threads on one end only. The other end is a hexagon. The chase nipple passes through the knockouts of two boxes, and is secured by an internally threaded ring called a lock nut. [1] [2] Chase-Shawmut Company, of Boston, is the company which first produced chase nipples. [3]
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A Texas woman is charged with murder after police say she fatally shot her husband, lit his truck on fire and fled the scene in a kayak. That same day, deputies in Calhoun County responded to a ...
The Casablanca-class escort carrier, the most prolific aircraft carrier design in history, used two 5-cylinder Skinner Unaflow engines, but these were not steeple compounds. A non-compound Skinner Uniflow remained in service until 2013 in the Great Lakes cement carrier SS St. Marys Challenger, installed when the vessel was re-powered in 1950 ...
TOKYO (Reuters) -Japanese media powerhouse Kadokawa said on Wednesday it had received a letter of intent to buy its shares, a day after a Reuters report that Sony was in talks to acquire the ...