... sand casting for marine and cement machinery parts with the material of carbon or low alloy steel. ... , sternpost, chain wheel, slag pot, etc.Material:Carbon steel,Low alloy steel: ZG20SiMn, ZG35SiMn, ZG35SiMnMo, ... , DIN, JIS, ISO etc. standard with carbon steel and alloy steel materials. These castings can be supplied ... pot with the material of carbon steel,low alloy steel and so on.More than 20 years ...