Chitsulo chozungulira chimagawidwa m'mitundu itatu: yotentha, yopukutira, ndi yozizira.Mafotokozedwe azitsulo zozungulira zozungulira ndi 5.5-250mm.Pakati pawo, 5.5-25mm chitsulo chozungulira chaching'ono chimaperekedwa makamaka m'mitolo ya mipiringidzo yowongoka, yomwe nthawi zambiri imagwiritsidwa ntchito ngati kulimbikitsa, mabawuti ndi zinthu zosiyanasiyana za Machine;Chitsulo chozungulira chachikulu kuposa 25mm chimagwiritsidwa ntchito makamaka popanga Machine element, zitsulo zopanda phokoso zamachubu, etc.Nambala: Q195, Q235, 10, 20, 35, 45, Q215, Q345, 12Cr1MoV, 15CrMo, 304, 316, 40Cr. 20CrMo, 35CrMo, 42CrMo, 40CrNiMo, GCR15, 65Mn, 50Mn, 50Cr, 3CrMo 2w8v, 20crmnti, 5crnnmmo