タイトルまたは説明

Drill pipesAdvanced friction welding production line of drill pipe Advanced upsetting and thermal treatment line **0T upsetter to ensure the size of thickened pipe-end to meet API SPEC*5DP requirements. Full length pipe heater, quenching unit and tempering stove to ensure the mechanical property of pipe body. Automatic co-alignment unit with 6 rollers and hydraulic co-alignment for pipe body to ensure straightness and coaxial. Standard sizes for drill pipes