DRILL PIPES / DRILL RODS – DTH DRILLING
Drill Pipes – Drill Rods friction welded are made with Carbon Steels according to API 5DP and API 5CT – American Petroleum Institute. The Tool Joints are made with 42CrMo4 Steel Grade, Hardened and tempered with nitrogenization to ensure the best quality on the market. The S135 or N80 steel tubes and the Tool Joints are welded with “Friction Welding” machine for a better joint between the two components.