Welding Tips and Tricks

I have done many cast iron cracked jobs. I always drill a hole at each end of crack to prevent the crack
from going any farther. I almost always braze them. For cracks in cylinder heads I plug weld them. Never
had a come back in 45 years.

Fly

Fly wrote:I have done many cast iron cracked jobs. I always drill a hole at each end of crack to prevent the crack
from going any farther. I almost always braze them. For cracks in cylinder heads I plug weld them. Never
had a come back in 45 years.

Fly

Hello do you left open the holes when possible ? It is considered good practice as it release the stress of fatigue crack ? (Grey iron)

When talking PITA is it only aluminium ?