We have the following Door Escutcheon & Rosettes: Round Rosette And Escutcheon, Square Rosette And Escutcheon, Casting Rosette And Escutcheon and some threaded ones. Rosette is an cover for the base of a set of door handle, standardly made in round shape and some are made with special designs. Escutcheons are made with holes according to cylinder keys. Door Escutcheon & Rosette,Round Rosette And Escutcheon,Square Rosette And Escutcheon,Casting Rosette And Escutcheon Greatwall Hardware International Limited , http://www.greatwall-hardware.com
Some covers are very thin pieces. And some are with bases, made in stainless steel, steel or plastics etc.
Shape: Round, Square, Oval
Standard key holes: Euro-profile cylinder hole, Oval hole, Small key holes etc.
Should you have any further demands, please feel free to contact us any time. And welcome for OEM products with detailed technical drawings.
ZDLM electronic electric sleeve valve structural features
ZDLM electronic electric sleeve regulating valve, the PS series or 3610 series of straight-stroke electric actuator and low-flow resistance through the single-seat valve. (Also can be equipped with other brands of straight-line Cheng executive body). Electric actuator for the electronic integration structure, with a servo amplifier, the input control signal (4-20mADC or 1-5VDC) and the power supply to control the valve opening, to the pressure, flow, level, temperature and other parameters adjust. With sensitive action, simple connection, large flow, small size, high regulation accuracy. Control accuracy and performance than the DKZ type has significantly improved. ZDLM electronic electric sleeve valve with good stability, easy to produce vibration, low noise, temperature-sensitive features, single-sealed type for more stringent leakage requirements, pressure is not large clean media occasions. Double sealed type for less stringent leaks, pressure greater clean media occasions. Small aperture throttle type, can be used for low noise valve. Widely used in electric power, metallurgy, chemical industry, petroleum, environmental protection, light industry, equipment and other industries.