Firstly, cast iron is made by casting process, or called as casting method, which is a type of metal fabrication method. You can compare it with forging, stamping, welding methods.Secondly, the main...
You can buy the new cast iron flanges, with the expandable O rings that push into the pipe or you'll have to do the old style or pouring lead onto a cast iron flange. The latter option should only be...
Most often because they become air/water-locked. A cast iron radiator system works by sending steam (which naturally rises) up from the lower level into each radiator. When the steam heats the cast...