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广东省南海市中南铝合金轮毂厂的“摩托车铝合金整体车轮”于1993年4月24日在盐步镇由广东省科学技术委员会组织,采用专家评议的鉴定形式,进行了科学技术成果鉴定。鉴定意见为:产品技术标准达到国际先进水平;国际上先进的反压铸造工艺成功用于生产摩托车整体车轮,为国内首创;经中国摩托车质量南昌监督检测所测定,产品机械性能δ>7％、σ_b>214MPa、HB>6,径向载荷疲劳、抗扭转疲
“Motorcycle Aluminum Monobloc Wheel” of Zhongnan Aluminum Alloy Wheel Hub Factory of Nanhai City, Guangdong Province was organized by the Guangdong Provincial Science and Technology Committee on April 24, 1993 in Yanbu Town. Expert appraisal forms were used to identify the scientific and technological achievements. . The appraisal opinion is: the product technical standards have reached the international advanced level; the internationally advanced back pressure casting process has been successfully used to produce the motorcycle’s overall wheels, which is the first in China; the mechanical performance of the product is determined by the Chinese motorcycle quality Nanchang supervision and inspection institute %, σ_b>214MPa, HB>6, radial load fatigue, fatigue resistance