... Iron Material: Ductile Iron Standard: ASTM, JIS, BS, DIN, EN Operation: green sand casting and resin sand casting Material ... DIN, EN, ISO Operation: green sand casting and resin sand casting Surface finish: sand blasting, sand blasting, ... , valve, flange, bollard, pilingaccessories, counterweight iron, construction machinery parts and other industry machinery parts Ductile iron casting for auto part