English 中文版 Service Hotline:+86-513-68338991  Home  |   About Us  |   News  |   Product  |   Honor  |   International Marketing  |   Production Equipment  |   Contact Us     Product      High Mechanical Property …      Sour Service Casing      Casing with Special Threa…      API Tubing      Sour Service Tubing      Tubing with Special Threa…      API Drill Pipe      Api Casing      Arctic Service Drill Pipe      Drill Collar      Integral Drill Pipe      High Strength Drill Pipe      Multi-funtion Drill Pipe      Welded Heavy Weight Drill…      Integral Heavy Weight Dri…      Non-magnetic Drill Collar      Sour Service Drill Pipe   Product Your current location：Home > Product  Drill Collar Non-magnetic Drill Col Integral Heavy Weight Welded Heavy Weight Dr Multi-funtion Drill Pi High Strength Drill Pi Integral Drill Pipe High Mechanical Proper Arctic Service Drill P Sour Service Drill Pip API Drill Pipe Tubing with Special Th Sour Service Tubing API Tubing Casing with Special Th Sour Service Casing Api Casing Copyright © 2010-2024  Nantong Yongda Pipe Industry Co.,Ltd.  Tel:+86-513-68338991  Fax:+86-513-68338992   E-mail:ntydgy@163.com