oil well pipe

It is a precondition and base of improving anti-galling performance of oil well pipe to make sure the leading influencing factor of API pipe thread gluing.

科学地确定出油井管螺纹粘扣的主要影响因素是提高油井管抗粘扣性能的前提和基础。

Brief Discussion on Domestic Development of Production of Microalloyed Non-Quenched and Tempered Oil Well Pipe

浅谈我国微合金非调质油井管的发展

Development of wear resistant and anti corrosion composite oil well pipe

高耐磨、抗腐蚀复合油井管的开发研究

Oil well pipe could be as a channel.

结合油井的实际情况，油管被看作一个可以利用的传输信道。

The program is to process all kinds of oil well pipe thread and casing coupling.

该项目是加工各类油井管螺纹、套管接箍的机械加工项目。

Study on Temperature Characteristics of Warm Straightening in High grade Oil Well Pipe Steel

三种高钢级油井管温矫温度特性的研究

But oil well pipe joint is one typical thin-wall barrel workpiece which causes the difficulty of inside taper thread processing.

但油井管接头是典型的薄壁筒状工件，它的内锥螺纹加工有较大的难度。

Analysis on the Contact Stress and Gluing of Connection Face of Round Thread Oil Well Pipe

圆螺纹油管接头齿面接触应力与粘扣分析