... parts with the material of carbon or low alloy steel. Product Name: riding wheel/Marine rudder/shaft/ sternpost system, such as ... bracket,rudder pintle, sternpost, chain wheel, slag pot, etc.Material:Carbon steel,Low alloy steel: ZG20SiMn, ZG35SiMn, ZG35SiMnMo, ZG35CrMo, ZG42CrMo, ... ASTM, BS, NF, DIN, JIS, ISO etc. standard with carbon steel and alloy steel materials. These castings can be supplied ...