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由中国石化总公司北京设计院设计,兰州石油化工机械制造厂制造的我国第一台φ2100mm热壁加氢反应器于1988年2月27日至29日在兰州通过技术鉴定。鉴定会由甘肃省机械工业总公司主持,邀请有关专家及设计、制造、使用单位代表共50余人参加。与会代表对该产品的技术文件、制造质量进行了认真的检验和抽查。会议认为,设计和制造严格遵照了国家有关规范和标准的规定,特别是制造中首次采用了窄间隙对接焊:小管径内壁自动堆焊;反应器筒体内壁不锈钢带极堆焊等新技术、新工艺,
Designed by China Petrochemical Corporation Beijing Design Institute, Lanzhou Petrochemical Machinery Manufacturing Factory in China’s first φ2100mm hot-wall hydrogenation reactor in February 27, 1988 to 29 in Lanzhou passed the technical appraisal. Appraisal will be presided over by Gansu Provincial Machinery Industry Corporation, invited experts and design, manufacture, use units representing a total of more than 50 people attended. Participants on the product of technical documentation, manufacturing quality of a serious test and spot checks. The meeting held that the design and manufacture strictly follow the relevant national norms and standards, especially for the first time in the manufacture of narrow gap butt welding: automatic welding of small diameter inner wall; reactor tube wall with stainless steel overlay welding and other new technologies ,New Technology,