... wheel/Marine rudder/shaft/ sternpost system, such as rudder blade, quill shaft,anvil stand,support roller,cast steel joints for ... products are widely used in the area of metallurgy, mine, power plant,railroad, cement, engine bed, wind electricity, astronautics, shipbuilding ... north of Jiangsu Province. Its main products include rudder blade, quill shaft,anvil stand,support roller,cast steel joints ...