Mr. Heaton says, that if the cast iron contains about five per cent of ... it was raised to a welding heat, and forged into four blooms under the steam hammer, then rolled into square billets ...

A machinist fixes a massive crack in an old cast iron engine block with a drill, a handful of bolts, and a tube of red ...

cast iron is not foolproof ... re determined to save it would be getting the pan repaired by a professional -- welding is usually required to fix the damage. Unless you're willing to go to ...