material: carbon steel Shape round weight 6---10tons UT MT sand mould making ... DIN or special requirements from Customers.1) Chain wheel, gear wheel, sheave, idler wheel, platen, winding drum, helm seat etc. ... , module etc.(6) Fire grate car, carrier wheel, driving chain, chain wheel etc. for mine metallurgical engineering .(7) Support ... ,CCS,GL,Germany classification society attestation. chain wheel