1) drill collar groove
钻铤应力减轻槽
2) stress-relief groove
应力减轻槽
1.
Take pin threads of NC50 drill collar as an example,Finite Element Method is used to analyze the different stress-relief grooves of pin thread connection.
以NC50型钻铤公螺纹作为研究对象,用有限元方法对加工有不同应力减轻槽的钻铤公螺纹接头进行了分析计算。
3) fluted drill collar
带槽钻铤
4) BW
钻铤减浮重量
5) turned-down drill collar
减小外径的钻铤
6) Drill collar
钻铤
1.
Research on a new stress relief groove of drill collar threaded connections;
新型石油钻铤联接螺纹减应力区的研究
2.
Measuring residual stress by blind-hole method for the box connection of Ф158.8 mm drill collar;
用盲孔法测量Ф158.8mm钻铤内螺纹端残余应力
3.
Dynamic load analysis of the drill collar during jarring operations by the FEM
震击作用时钻铤上动载荷的有限元分析
补充资料:轧辊残余应力(见轧辊应力)
轧辊残余应力(见轧辊应力)
residual stresses in roll
zhagun eanyu yingli轧辊残余应力(residual stresses in roll)见礼辐应力。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条