... /shaft/ sternpost system, such as rudder blade, quill shaft,anvil stand,support roller,cast steel joints for bridge,gear,integrated chassis ... Province. Its main products include rudder blade, quill shaft,anvil stand,support roller,cast steel joints for bridge,gear,integrated chassis ... , we now have one set of 8 tons of electirc arc furnace(maximum casting 28T) and two 20 tons high-frequency ...