nodular iron - Robuta Search

https://www.zhycasting.com/selection-of-pouring-position-for-nodular-iron-casting-of-low-pressure-inner-cylinder-in-thermal-power-plant/

https://www.tos-met.com/castings-production/?lang=cs

production of iron castings 5 - 12 000kg. Ductile iron, grey iron, material 40 - 800