HOME ABOUT US COMPANY PROFILE COMPANY HISTORY PRODUCTS LINE PIPE CASING AND TUBING (OCTG) BOILER PIPE HOLLOW SECTION PILING PIPE SLOTTED LINER SHOULDERED PIPE STRUCTURAL PIPE GALVANIZED PIPE COMPRESSOR TUBE SPRINKLER PIPE TORQUE TUBE SHEET PILE QUALITY CONTROL CONTACT US Menu HOME ABOUT US COMPANY PROFILE COMPANY HISTORY PRODUCTS LINE PIPE CASING AND TUBING (OCTG) BOILER PIPE HOLLOW SECTION PILING PIPE SLOTTED LINER SHOULDERED PIPE STRUCTURAL PIPE GALVANIZED PIPE COMPRESSOR TUBE SPRINKLER PIPE TORQUE TUBE SHEET PILE QUALITY CONTROL CONTACT US 中文 English Español العربية Menu 中文 English Español العربية Search Close MACHINING THREADING A process of creating a screw thread on the pipe ends for assembly. GROOVING A long and narrow indentation built into a material. SWAGING A forging process of reducing the tube diameter. DRILLING A cutting process that uses a drill bit to cut a hole cross-section in solid materials. PUNCHING A forming process that uses a punch press to force a tool through the workpiece. WELDING A fabrication process that joins materials by using high heat to melt the parts together. Let Us Help! Yes! You Deserve Better Services! PRODUCT GUIDELINE Line Pipe Casing Pipe Structural Pipe Piling Pipe Torque Tube ABOUT THE COMPANY Sitemap Downloads Job Opportunities Customer Feedback Terms and Conditions CONTACT INFORMATION Tel:+86 (22) 8381 2008+86 (22) 8827 2289+86 (22) 8837 1187–E-mail:steel@tuspipe.com MEET US PERSONALLY No. 8 Hengtai Rd., Daqiuzhuang, Jinghai county, Tianjin City, P. R. China 301606 Facebook Twitter Linkedin CONTACT INFORMATION Tel: +86 (22) 8381 2008+86 (22) 8827 2289+86 (22) 8837 1187–E-mail:steel@tuspipe.com MEET US PERSONALLY No. 8 Hengtai Rd., Daqiuzhuang, Jinghai County, Tianjin City, P. R. China 301606 Facebook Twitter Linkedin