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Forgings is an important step in vane pump manufacturing, if this step is not good, may affect the vane pump quality of use, then the pump forgings What are the requirements? With this question The following is a description of the requirements for the vane pump forgings. Vane pump forging requirements 1, ingot nozzle, riser should have enough excision, a to ensure that no forging shrinkage and serious deflection. 2, forgings should be forged on forging machine with sufficient ability to ensure the forging interior fully forged. 3, forgings are not allowed to have visible cracks, collapses and other appearance defects. Local defects can be removed, but the depth of cleaning up to not more than 75% of allowance, defects on the non-machined surface of the forgings should be clean and smooth transition. 4, forgings do not allow the existence of white spots, internal cracks and residual shrinkage. The above is the vane pump forgings requirements, the content is for your reference. Read more: China Building Water Exhibition Pump Valve Tube Fittings Exhibition Water Expo Xiamen Maritime Exhibition Internet + Forum Yiwu Expo Industry Interconnection (Xiamen) Technology Co., Ltd. Asia Pump Network Editor: He Duanhui (QQ / WeChat:) http://beng.liuti.cn/ (service hotline:)