机械工业是我国国民经济的装备工业,大型铸锻件行业作为机械工业的重要分支和基础,其行业发展水平是衡量一个国家机械工业水平乃至国民经济实力的重要标志,国家十分重视大型铸锻件行业的发展。建国以后特别是近20年来,通过技术引进、技术改造、合作制造、科研攻关和新产品开发,我国大型铸锻 Machinery industry is the national economy equipment industry, large castings and forgings industry as an important branch of machinery industry and the basis of its level of development of the industry is a measure of a country’s machinery industry level and even the strength of the national economy an important symbol of the country attaches great importance to the large castings and forgings industry development of. After the founding of the PRC especially in the past 20 years, through the introduction of technology, technological innovation, manufacturing cooperation, scientific research and new product development, China’s large casting and forging