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- Nov 27, 2013
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I have a section of railroad track and am wanting to make an anvil out of it. It's a 20in piece so I'm not too limited by length. What I'm wondering is how I should go about this project. I've researched this a bit and haven't found a ton of info on here about making one, hence this thread.
I was thinking I would just draw out some lines for the shape of the thing and go to town with an angle grinder. Being a knife maker I understand the concept of not being able to put metal back. Is there any design features I should avoid? I like the idea of cutting a concave relief under the back of the face for a pritchel/hardy hole but I'm not sure if it will weaken the structure too much...
Also, I work a lot with lead and have a few tons of it at hand. I was thinking I could use some of it for mass and possibly mount it in a big block of lead. My idea is that I could fill an ammo can about 3/4(or maybe even less) of the way full with molten lead and let it harden up. Then, I could put the base of the anvil in the ammo can, if the design will fit, and fill the rest of the can up with more molten lead. This would encase the base of the anvil in the lead and add a ton of weight to it.
I only have two concerns with this idea. Would the lead melt from the heat from the anvil? Would the banging on the anvil loosen it's position in the lead? I don't think the anvil would get up to lead melting temp(600f) and I could probably put mild steel over the top to prevent hot slag from dropping on it. I'm not sure if the lead would take the impact of the anvil being stuck though. I imagine if I left it in the ammo can it would retain it's form better... What do you guys think?
This anvil looks awesome and I'd love to build one like it(only with a pritchel/hardy holes). Does anyone have critiques on it or suggestions on how to make one this nice? Would it be possible without milling equipment or a surface grinder?

Lastly, I've read multiple opinions in regards to hardening the surface of the face on these things. What lead me to come up with the lead idea was reading what Stacy posted in another thread:
I've also heard Ed Caffrey state that he likes having a harder surface on the face of his anvil and softer hammers....
So, if anyone has advice about how I should go about this endeavor I'd definitely appreciate hearing it. I'll do my best to keep this thread updated along the way of the build.
I was thinking I would just draw out some lines for the shape of the thing and go to town with an angle grinder. Being a knife maker I understand the concept of not being able to put metal back. Is there any design features I should avoid? I like the idea of cutting a concave relief under the back of the face for a pritchel/hardy hole but I'm not sure if it will weaken the structure too much...
Also, I work a lot with lead and have a few tons of it at hand. I was thinking I could use some of it for mass and possibly mount it in a big block of lead. My idea is that I could fill an ammo can about 3/4(or maybe even less) of the way full with molten lead and let it harden up. Then, I could put the base of the anvil in the ammo can, if the design will fit, and fill the rest of the can up with more molten lead. This would encase the base of the anvil in the lead and add a ton of weight to it.
I only have two concerns with this idea. Would the lead melt from the heat from the anvil? Would the banging on the anvil loosen it's position in the lead? I don't think the anvil would get up to lead melting temp(600f) and I could probably put mild steel over the top to prevent hot slag from dropping on it. I'm not sure if the lead would take the impact of the anvil being stuck though. I imagine if I left it in the ammo can it would retain it's form better... What do you guys think?
This anvil looks awesome and I'd love to build one like it(only with a pritchel/hardy holes). Does anyone have critiques on it or suggestions on how to make one this nice? Would it be possible without milling equipment or a surface grinder?

Lastly, I've read multiple opinions in regards to hardening the surface of the face on these things. What lead me to come up with the lead idea was reading what Stacy posted in another thread:
High hardness is not the issue, or really all that desirable in an anvil. Most are moderately hard, Rc 48-52. Mass and inertia is what an anvil is all about. Even an unhardened Rc42-45 cast steel anvil will work fine if it has enough mass. For forging a knife, you want at least twenty times of mass of the hammer. So for a 3# hammer, you need a minimum of 60#, 75# is better, 100 pounds is good. Some folks go as high as 100 times the hammer weight.
I've also heard Ed Caffrey state that he likes having a harder surface on the face of his anvil and softer hammers....
So, if anyone has advice about how I should go about this endeavor I'd definitely appreciate hearing it. I'll do my best to keep this thread updated along the way of the build.
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