How to Weld Cast Iron to Steel

This article explains how to weld steel to cast iron. There is not a whole lot to it however one will need patience, and be willing to practice it to become proficient at it. You need to be able to use the manual metal arc weld process. It is also good to have a heat supply to heat objects to be welded.

Difficulty: Moderate

Instructions

Things You'll Need:

• Wire brush.
• flux.
• Welding power supply.
• Nickel based electrode ENiFe.
• Towel.
• Sealing compound such as Scotch Weld.

1. Clean the surface and wire brush it very good.

2. Put a liberal amount flux on the electrode.

3. Hook up the welding power supply and test the connection with a small tap of the welding stick. Set the current low as possible.

4. Use small short overlapping beads. Being careful to no produce to much heat by holding the welding stick on the surface to long.

5. Use a ball peen hammer, and tap the weld while it is hot to avoid cracking of the weld during the cooling period.

6. Cool slowly by wrapping a towel around the weld.

Tips & Warnings

• You may need to warm the items to be welded.
• If it needs to be water tight use a sealing compound such as Scotch Weld to complete the process.
• Do not use any flammable solvents to clean items to be welded.
• Always use welding gloves, and eye safety.
• Sparks will be produced so wear nonflammable clothing.

[soanyway]

on 6/10/2009 Very cool! Wish you had some pictures! I have recomn'd you. Pay it forward to all! ;-)