Chinabase Machinery is a group of manufacturing facilities, offering one-stop solution for mechanical power transmission products in China. We can supply a full-range of power transmission products, such as chains, sprockets and plate wheels, pulleys, gearboxes, motors, couplings, gears and racks.
Our product range also covers locking assemblies (clamping elements/locking device),power transmission equipment, taper bushes, QD bushes, bolt-on hubs, torque limiters,Engineering Chain, shaft collars, motor bases and motor slides, chain detachers, chain guides, universal joint, Chain guides,rod ends and yokes. Our products are used in many different industry sector, like in automation engineering, drive engineering, conveyor technology, assembly and handling technology, packaging industries, the beverage, food and medical engineering, pharmaceutical production, and laboratory equipment.
1).Location, height, must meet the design requirements of the import and export orientation, the connection should be firmly.
2).All kinds of manual valve installed in the pipe insulation, handle are not down.
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| sprocket |
3).The valve must be installed prior to visual inspection, the valve plate should be consistent with the provisions of GB 12220 existing national standards, "universal valve logo". The working pressure greater than 1 MPa and in the main pipe on the role played off valve, the installation should be carried out before the performance test the strength and tight, pass behind the prospective use.Strength test, the test pressure is 1.5 times the nominal pressure,duration of not less than 5min, the valve housing, packing should be no leakage. Tightness test, the test pressure is 1.1 times thenominal pressure; the test pressure shall comply with the requirements of GB 50243 standard in the test duration, the sealing surface of the valve without leakage.
4).Handwheel, handle and drive mechanism for lifting are not allowed to use, non collision.
5).Belt drive mechanism of the valve, according to product instructions for the installation.

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