摘要
简要介绍了石油钻杆管端加厚工艺基本原理、加厚方式 ,提出了加厚工艺方案及工艺规程设计。
This paper introduces the principle and the method of oil drill pipe end upsetting process,presents the upsetting process plan and the specifications.The forming forces at special hydraulic press and horizontal forge mechanic press are calculated respectively.
出处
《重型机械》
2002年第4期22-25,33,共5页
Heavy Machinery
