The China API 5CT Grade J55 Tubing Plant is a specialized manufacturing facility producing high-quality carbon steel oilfield tubing designed for oil and gas well construction. This specific product features 3-1/2 inch outer diameter tubing with R2 length range (25-34 feet), 9.3 pounds per foot weight, manufactured to API 5CT PSL-1 quality standards with External Upset End (EUE) threaded connections and one end factory-fitted with a coupling.