API 5l LINE PIPESteel Grade: Q235B,Q345B,X65,X70,J55,etc.OD: φ42-273mmWall Thickness: 3-14mmLength: 5-12mExecutive Standard: GB/T13793,GB/T3091-2001,GB/T9711,API 5L,API 5CT,etc.Main Application: Oil&Natural Gas,etc.contact:onlyonegold(at)aliyun(dot)com
