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U407 Angle Check Valve

U407

U407 Angle Check Valve

U407 Angle Check Valves are installed on suction system, fuel lines on top of fuel storage tanks to maintain prime. Models are available with male threaded inlets for connection directly into tank bung fittings or with female inlets for connection to a nipple that is threaded into a tank bung fitting. Single-poppet models can be used in applications where the valve is easily accessible for maintenance and disc cleaning or replacement.

Materials:

Body: cast steel

Surface: electronic Nickel plated

Seal : Viton Cased Oil Seal

Features:

U407 features a spring-loaded poppet and Viton Cased Oil Seal discs to assist in keeping the valve closed when installed in high-vibration areas

The Angle Check Valves are recommended for use on suction lines where the pressure does not exceed 34 ft of head. ( approximately 15 psi.)

Materials is cast steel diffrent with cast iron materials , the body will be more stronger more hermetical more pressure resistance

Used for disel, gasoline, ethanol etc.

100% Factory Tested.

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technical archives

    of four-piston measurement transducer The upper subassembly includes inlet and outlet of oil. The export axis stretches out of measurement transducer from the hole of upper cover unit. The middle of frame unit is a solid chamber, connecting with four cylinders mounted stainless steel bushing. There is an oblong passage on top of each cylinder, which is communicated with lower part of cylinder. These oblong passages also communicate with annular grooves related on top of frame. Four pistons mounted idler wheels are installed respectively into bushings related, connecting piston with connecting rod at same axes. Camshaft unit insert into the oblong groove in middle of connecting rod. Shaft is supported by installing hole at lower frame and valve seat. D and U bearing are mounted in the two holes. Four end covers are installed at each end of frame, of which adjusting device being installed at one end cover to regulate the moving distance of piston concerned. Adjusting device regulates the discharge of measurement transducer so as to ensure the accuracy. Distributing valve and valve fuel dispenser seat are installed at top of frame unit. 1-Seal gasket 2-Upper cover unit/O-ring 3-Drive fork/output shaft 4-Spring\O-ring\valve cover\seal\ga fuel dispenser sket 5-Frame\distributing valve\valve seat\connecting rod\cam\cam axis 6-Piston\clamp sheet\pin 7-End cover\adjusting bolt\gasket\regulating wheel Diagram 2-21: Exploded view of four-piston measurement transducer Working principle The pressured oil coming from vapor separator or submersible pump flows into distributing valve via measurement transducer and continuously flow into relevant cylinder via the oblong passage at top of frame so as to drive piston moving. Likewise, the piston impels opposite piston through connecting rod, pressured oil flows out the outlet of upper cover via the passages at top of cylinder and then the inboard window of distributing valve. As piston move to and fro, camshaft is driven by trolley unit that making distributing valve and export axis rotation. W fuel dispenser

technical specification

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    . Egypt New dawn or more of the same? Jan 12th 2006 | CAIRO From The Economist print edition Egyptian politics still looks grubby, yet the mood has shifted AFP AN ODD text message popped up on Egyptian mobile phones in the last days of 2005. “The price of an ulla leaps to $10,�it said. An ulla is not some hot stock on the Cairo exchange. It is a cheap clay jug which, by Egyptian custom, you smash on the threshold of your house when an unwanted guest leaves, to make sure they never come back. The purported scarcity of ullas was due, as any clever person would infer, to the end-of-year cabinet reshuffle that saw the abrupt departure of several long-serving but widely loathed ministers. Yet in many Egyptian minds, the desire for door-slamming riddance might apply to the year as a whole. Apart from the Cairo stock exchange, whose index rose 125%, 2005 was sadly inglorious. The improving picture for the country s economy made little difference fuel dispenser to families struggling as ever with poverty, unemployment and diminishing public services. Presidential and parliamentary elections, heralded as th fuel dispenser e freest in decades, turned out nearly as fraudulent as usual, returning the same president of the past 25 years, Hosni Mubarak, at the head of the same ruling party. Talk of greater human rights was belied in practice by numerous graphic incidents of police excess, most shockingly by the busting on December 30th of a sit-in by Sudanese refugees that saw at least 27 people, including infants and grandparents, crushed or beaten to death by Cairo s riot squad. Same old pharaoh The other images of the year that linger are of a terrorist attack that killed 88 people at the resort town of Sharm el-Sheikh; of plain-clothes government thugs groping women protesters in a Cairo march; of voters scaling ladders to reach polling stations during November s parliamen fuel dispenser