Our company mainly produces carbon steel and low alloy steel, the weight can be from 500kg to 60 tons with competitive price Product Name: Marine rudder/shaft/ sternpost system, such as rudder blade, quill shaft,anvil stand,support roller,cast steel joints for bridge,gear,integrated chassis,steel bracket,rudder pintle, sternpost, chain wheel, slag pot, etc.Material:Carbon steel,Low alloy steel: ...