... gas industries, such as drill pipe, petroleum oil pipe, oil and natural gas and so on. Seamless ... , widely used in oil and gas industries, such as drill pipe, petroleum oil pipe, oil and natural gas and ... .24-16.13Tubing used in oil wells to extract oil or natural gas, oil and gas wells for wellbore ... /T9711.232-1240*3-100For oil and gas industry, oxygen, water and oil in the short-distance transport. ...