Standard: BS, JIS, GB, DIN, ASTM Standard: BS EN10296, BS 6323, BS EN 39, JIS G3... Grade: 10#-45#, 16Mn, A53-A369, ST35-ST52, Q195...   

Grade: 10#, 20#, 45#, 16Mn, A53(A,B), A192, A33... Thickness: 5 - 60 mm Section Shape: Round   

Outer Diameter: 35 - 960 mm Place of Origin: Hebei China (Mainland) Secondary Or Not: Non-secondary   

Application: Structure Pipe Technique: Hot Rolled Certification: API   

Surface Treatment: Galvanized Special Pipe: API Pipe Alloy Or Not: Non-alloy   

Standard: ASME, ANSI, ASTM, Other Grade: 20# Outer Diameter: 6-2220mm