As an advanced manufacturer of special thread oil tubular products，Autumn Inc has a pipe processing facility in Asia that uses the industry's highest quality seamless steel pipe and has special thread processing technology capabilities. The annual production of special oil pipe is approximately 40,000 tons. Our complete product series has passed rigorous laboratory tests and is suitable for harsh geological conditions experienced in the oilfield under different well conditions.We adhere to the goal of complete customer satisfaction and continuous improvement to serve the global oil and gas industry.
One of the world's most advanced CNC machining centers Computer torque control bunching
machine
Special thread testing instrumentation
Pipe-end thread blasting machine Pipe-end sizing press
The longitudinal strength of the special thread coupling is greater than the pipe
body
Easy to secure, no cross-threading
Only 1-5 revolutions required from hand-fastening to full torque which greatly
saves time
Full testing and detection to ensure proper tolerances of all thread parameters 100% pipe processing traceability
Special thread for outside diameters from 3-1/2” to 13-3/8”
API 5CT series
Thread type: API Short Thread Coupling (STC), Long Thread Coupling (LTC),Buttress Thread Coupling (BTC)
