A reciprocating compressor piston rod is the muscle-tendon of gas midstream infrastructure: a forged alloy steel ...

Rock drill rods carry impact, rotation and feed force through a long, highly stressed tool string. A bend that ap...

A sucker rod is not a short general-purpose steel bar and it is not a hollow drill pipe. It is a long, slender, c...

The oilfield kelly — the square or hexagonal drive rod that transmits rotary-table torque down the drill string, ...