Nature

Design and mechanical properties analysis of drill pipe’s joint thread with unequal taper under complex loads

The design of drill pipe joint thread with unequal taper is proposed to investigate the fracture failure of the API NC38 used in the drill pipe joint of the SU36-8-4H2 well. The effect of changes in ...
Yahoo Finance

Pipe Threading Machine Market Demand will Reach a Value of US$ 45.1 Billion by the Year 2031 at a CAGR of 4.4% | Data analysis by Transparency Market Research

WILMINGTON, DE / ACCESSWIRE / April 28, 2023 / Transparency Market Research Inc. - Surge in usage of pipe threading machines in commercial and industrial applications is anticipated to propel the ...
Nature

Research on the design and performance of drill pipe joints based on fracture mechanics methods

Directional drilling 1,2 has been widely used in coal seam gas extraction, water exploration, and geological prospecting during mine pre-water exploration. Due to the long drilling distances and ...