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Title:Method of deciding mandril diameter and forming gap for coiled-type of JCOE steel pipe
Authors: LIU Qing-cai1 CHEN Shu-rong2(1.R&D Center of Panyu Chukong Steel Pipe Co. Ltd. Fanyu 511450 China 2.Technology Department Fu Ling Da Elevator Co. Ltd. Fanyu 511450 China) 
Unit:  
KeyWords: longitudinal welded pipe JCOE mandril spring back 
ClassificationCode:TG305
year,vol(issue):pagenumber:2007,32(2):45-46
Abstract:
By theoretically analyzing and calculating spring back during pipe forming by the coiled-type JCOE process,a method based on spring back was submitted to decide the diameter of mandril.The acquired method has a directive meaning for manufacturing the coiled-type of JCOE steel pipe.
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Reference:
[1]顾朴,郑芳怀,谢惠玲.材料力学[M].北京:高等教育出版社,1985.
[2]肖景容,姜奎华.冲压工艺学[M].北京:机械工业出版社,2002.
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