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The Outpost This forum is dedicated to all who share a love for, and a desire to make good knives, and have fun doing it. We represent a diverse group of smiths and knifemakers who bring numerous methods to their craft. |
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#1
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mig welding
can I get away with mig welding some small parts together and then forge weld?
my concern is forge contamination. thanks __________________ Just remember what ol' Jack Burton does when the earth quakes, the poison arrows fall from the sky, and the pillars of Heaven shake. Yeah, Jack Burton just looks that big old storm right in the eye and says, "Give me your best shot. I can take it." |
#2
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Quote:
If you are starting a billet from say 1095 and 15N20, it is fine to MIG the ends of your billet in order to help hold them together until you get your initial forge weld. These end welds will be considered "drops" and will usually be cut off of the finished billet. Works for me, but others may have different opinions. Robert |
#3
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I agree with Robet, Ive done it this was from day one. I usually cut the end off(opposite the handle end) to lessen the likelyhood of getting the weld into the billet. Just me though.
God Bless Mike __________________ "I cherish the Hammer of Thor, but I praise the hand of God" |
#4
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I have gone so far as to mig weld all the edges to create a sealed billet. It can be dry welded (no flux). Just have to grind or mill off all the weldment. I have gone to a box like method welding .125 mild steel around the billet sealing it up. Then just mill off the box. Works like a charm.
Chuck __________________ http://www.woodchuckforge.com Avatar, Scott Taylor Memorial Scholarship Knife Photo by Bob Glassman Chuck Richards ABS J.S. |
#5
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Dan,
Do you mean forge contamination, or weld contamination? If you meant forge contamination, I wouldn't sweat it. I don't think there's anything in MIG wire that's going to contaminate your welding forge. As far as weld contamination, it depends what you're doing. If you're pattern welding, it can mess up the pattern if you're not careful. (See replies above.) If you're just making a tool that won't be etched to expose fancy pattern welding, using a few MIG tacks to hold the work pieces together while you forge weld shouldn't be a problem. |
#6
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thanks guys, I should have been more clear I'm trying to weld what I belive to be 1018
to some small 1084 blades. seems everytime I try to wire parts together wire breaks or the parts move. __________________ Just remember what ol' Jack Burton does when the earth quakes, the poison arrows fall from the sky, and the pillars of Heaven shake. Yeah, Jack Burton just looks that big old storm right in the eye and says, "Give me your best shot. I can take it." |
#7
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Mig welding will not contaminate the forge. May i ask why are you welding 1018 to 1084 blades?? Does not sound like pattern welding. Extending the tangs?? If so why not just mig weld them on??
Chuck __________________ http://www.woodchuckforge.com Avatar, Scott Taylor Memorial Scholarship Knife Photo by Bob Glassman Chuck Richards ABS J.S. |
#8
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Quote:
I'm taking them back to work and welding them on. Iget a way of doing something in my head and some times I stop thinking about it. I'm just blaming old age. __________________ Just remember what ol' Jack Burton does when the earth quakes, the poison arrows fall from the sky, and the pillars of Heaven shake. Yeah, Jack Burton just looks that big old storm right in the eye and says, "Give me your best shot. I can take it." |
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