Ship Inspection Crankshaft Forging Custom With Heavy Diesel Engine Products reference: Material 50Mn,DG20Mn,25Cr2Ni4MoV,34CrNiMo6 Max weight 50T Application Crankshaft is most important parts of engine,it take ... Διαβάστε περισσότερα
18CrNiMo7-6 34CrNiMo6 4140 carburizing Q+T treatment Splicing arc gear rack Products: Gear racks are utilized to convert rotating movement into linear motion. A gear rack has straight teeth cut into one surface ... Διαβάστε περισσότερα