... tapping, grinding and polishing machine, etc.3). The casting is produced completely according to your drawing in cluding ... machine, 3-D measuring machine inspection Table of casting material: Ductile ironEuropean standardGerman standardEN 1563DIN 1693EN-GJS-350 ... Products covering hydraulic cylinders, pistons, flanges, valves parts, casting and forging parts, engineering goods, etc.5. Quality control ...