套螺纹

切削性操作有錾削、锯削、锉削、攻螺纹、套螺纹。

Chisel cutting operation of cut , cut cut , cut file , attack thread , the thread sets .

本实用新型包括手柄，手柄的头部与卡套螺纹连接。

The utility model comprises a handle , the head of which is connected with a ferrule by screw .

顶丝的一端置入扁平孔套一侧的螺纹孔内。

One end of the jack bolt is positioned in the threaded hole at one side of the flat hole sleeve .

GB/T12465-1996管路松套伸缩接头用螺纹装置撑开及收缩的套管封隔器

Piping sleeve expansion joints screw casing anchor packer

就设备的结构而言：喷嘴的截面积、螺杆与螺套的螺距、间隙、转速、螺套螺纹的深浅是影响膨化度的主要因素。

While for the equipment structure , they were the sectional area of nozzle , the pitch between screw and its turnbuckle , clearance , rotate speed , and the depth of the whorl on the turnbuckle .

套铣筒作业时，工作状况多变，环境恶劣，受交变冲击载荷作用，加上结构因素的影响，套铣筒螺纹会产生各种各样缺陷，使得该部位最易失效。

The thread of washover pipe easily produces different types of defects and fails to work because of the harsh and changeable working condition which is full of alternating impact load and the influence of its own structural .