Haobo Group - supports communication / power grid constructio
Size:Φ10~Φ220 Material:Carbon steel, high-quality structural steel, alloy steel etc. Rigidity:140HV~300HV Surface finish:Plain、Black、Zinc Plated、HDG、Dacromet、PTFE etc. Standard:GB、JB、ISO、ANSI、ASME、ASTM、DIN、JIS、BS、AS、NZS、UNI、NF、ГОСТ etc.