API Pipe Carbon Steel Sch80 Astm A106 Seamless API 5L API 5DP ASTM A53-2007 GB 5310-1995 Round
A53 American standard seamless steel pipe is made of high-quality steel billets through hot rolling, cold drawing and other processes. The chemical composition and mechanical properties of this steel pipe comply with the requirements of American standard ASTM A53/A53M.
API Pipe Carbon Steel Sch80 Astm A106 Seamless API 5L API 5DP ASTM A53-2007 GB 5310-1995 Round