Shanghai Baoyi Industrial Company Limited

Our dominant products are the oil steel tubes, oil-meet steel tubes, alloy steel tube, as well as seamless steel tubes with diameters from 6mm to 121mm and thickness from 1mm to 20mm. We also manufacture coal mine sustaining tubes and liquid tubes such as piston tubes, precision tubes, and screw cover tubes. We can produce various steel tubes with the annual capacity of 80,000 metric tons. We have passed the certification of API and ISO9001:2000. Our manufacturing standards are according to the API SPEC 5CT, ASTM, GB5310-1999, GB6479-1999, GB9948-1999, GB3087-1999, DIN, JIS, GB/T8162-1999, and GB/T8163-1999. We enjoy a high reputation in the domestic steel industry. [详细介绍]