Gear section parts oil drilling platform parts Gearsection partsoil drilling ... SAE,DIN or special requirements from Customers.1) Chain wheel, gear wheel, sheave, idler wheel, platen, winding drum, helm seat ... body, valve body etc. for petrochemical industry working.(5) Gear, Bull Gear, axial seat, big shaft, block, module etc.(6) Fire ... NK,DNV,BV,ABS,CCS,Germany classification society attestation. Gear