C20,C45,35Crmo4,42Crmo4, 34CrNiMo6, 30crnimo8, 18
AISI, ASTM, GB, JIS, DIN
Structural Steel Bar, Tool Steel Bar, Die Steel Bar
Mold Steel, Free Cutting Steel, Cold Heading Steel
Each Heat Test Chemistry by SGS
Sea Worthy Package
Diameter 16-1200mm, length usual 6m