23Co14Ni12Cr3Mo筒形件热挤压成形工艺研究  

Study on hot extrusion forming process of 23Co14Ni12Cr3Mo tube

作　　者：祁威[1] 张宝红[2] 张治民[2] 王霞[1] 叶景申 

机构地区：[1]中北大学材料科学与工程学院,山西太原030051 [2]山西省集成精密成形工程中心,山西太原030051

出　　处：《锻压装备与制造技术》2015年第2期65-66,共2页China Metalforming Equipment & Manufacturing Technology

摘　　要：为解决23Co14Ni12Cr3Mo筒形件强度和材料利用率低的问题,在对其成形工艺进行理论分析及数值模拟的基础上,提出了热挤压成形的工艺,并用实验的方法验证了该工艺的可行性,成形出了力学性能、尺寸精度均符合要求的筒形件。相对原有的机械加工方法,达到了节材和提高强度的目的。In order to solve the problems of strength and low material utilization of 23Co14Ni12Cr3Mo tube, the hot extrusion forming process has been presented on the basis of theoretieal analysis and numerical simulation of tbrming process. The feasibility of this teehnology has been verified by forming experiments. The proeessed tube whose meehanieal properties and dimensional accuracy meets the requirements. The goal of saving material and improving strength has been achieved comparing with the original machining methods.

关 键 词：热挤压 23Co14Ni12Cr3Mo 成形工艺 数值模拟 

分 类 号：TG376.2[金属学及工艺—金属压力加工]