... blade, quill shaft,anvil stand,support roller,cast steel joints for bridge,gear,integrated chassis,steel bracket,rudder pintle, sternpost, ... blade, quill shaft,anvil stand,support roller,cast steel joints for bridge,gear,integrated chassis,steel bracket,rudder pintle, sternpost, ... tons of electirc arc furnace(maximum casting 28T) and two 20 tons high-frequency furnace.The annual capacity is 20000 ...