油管头

由于套管头和采气井口油管头牵涉到钻井和试油作业中的井口组合，为保证钻井和试油作业时配套使用的安全，要进行配套技术研究。

This article presented the research on matching technology of casing head and gas-producing wellhead for guaranteeing the safety of drilling and production test operation .

高压油管镦头机的设计和计算

The Design Calculation of a Hammering Machine for Making Sealing Ends of Fuel Injection Tubes

刹车油管镦头表面裂纹涡流检测系统研制

Development of eddy current testing system for detecting the surface cracks in the headings of car brake tubes

介绍油管镦头表面裂纹涡流检测方法，包括探头的制作以及计算机控制过程和机械传动机构设计。

Eddy current detection of the surface cracks in the headings of brake tubes , including the making of testing probe , computer control and the design of mechanical driving mechanism is described .

高压油管密封锥头镦制成形研究

Research on the Upset Forging for Seal-Cone of High Pressure Fuel Pipe