【摘要】 分析了我国近 2 0年来新建、改造、在建各种类型无缝钢管机组的装备水平、生产能力、产品结构特点 ;综述了我国无缝钢管生产的发展历程并对今后的发展提出建议。同时 ,简要介绍了无缝钢管生产新技术———三辊限动芯棒连轧管机组的优点更多还原

【Abstract】 The equipment level,productivity and products structure of all kinds of seamless steel pipe mill of China are summarized.The development processing of seamless steel pipe production in China is analyzed,and some suggestions to develop it in the future are put forward.Meanwhile,the advantages of PQF is introduced,which is the new technology to produce seamless steel pipe.更多还原