... type4AlloyAlloy statusDiameter(mm)Executive standardrod2,4,6,7seriesH112,F,O,T4,T66~120GB/T3191GJB20541,3,5seriesH112,O,FProduct typealloyAlloy statusDiameter(mm ... seriesO50~1502A11,2A12,2A13,6061T450~1502,4,6,7seriesT650~150 Aluminum rods and bars& Aluminum alloy rods and bars