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I Forge Iron

matt87

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Everything posted by matt87

  1. Assuming you want a wood-cutting axe ideally you will want a steel which can hold a razor edge but tough enough not to deform. Many will suffice -- 1095, O1, D2, 1045 etc. so long as they are correctly heat-treated. Firewelding a tool steel bit to a mild, medium carbon or soft iron body is an ancient way of reducing carbon steel use and reducing the importance of the correct heat treatment, but is unnecessary. Of course even mild steel will hold a better edge than a bronze axe...
  2. If you mount it end-on, you get a flat surface sufficiently large enough for work over 2", plus convenient places to grind fullers, butchers etc. You also get a good amount of steel under the hammer so lb-for-lb it is probably more efficient than a London-pattern anvil.
  3. What are the limits of a piece of railway iron, with its numerous curves and flats, that a square bar doesn't have?
  4. I think the reason for the horn/face step is that the face was traditionally a piece of steel welded onto one or more soft iron pieces making up the body, horn(s) etc. It being a convenient place for cutting is another matter entirely. It can also be used in forging upsets, bending and straightening pieces.
  5. Great. I'll go fell a tree with a hex-nut then. Or my anvil. There is more to producing a good cutting edge than material selection. It completely varies depending on region, social class and various other factors, but generally iron- and steel-pointed spears took over from copper- or bronze-pointed spears, which took over from stone-pointed spears. And to be pedantic, no weapon 'took over' from another, not only would this require animate activity from an inanimate object, but tool types typically follow a trend of use rather than the hard change-over point implied by your use of the phrase 'took over'. Thus the spring temper and possibly a compromise grind. It's nothing to do with strength, it's to do with energy. If you were to take a 4lb hammer and give a good swing at an iron helm, yes it might deform enough to deform the skull of any unfortunate inside it at the time. But a sword has a sharp edge so is more likely to skate off the helm, and has a different distribution of weight than a hammer. Again it's nothing to do with strength. Ever tried chopping a bit of seasoned hardwood with an axe which has been ground and honed appropriately -- both parallel to and across the grain? Now apply that to an awkward angle/direction of stroke, a possibly cross-laminated shield covered in rawhide, a weapon with a different weight distribution and a different grind. Oh, and getting the stroke in while your opponent tries to disembowel you with his spear or axe or sword.
  6. Many years ago, Sheffield crucible steel was categorised into various 'tempers' (carbon contents), by breaking off the end of the ingot and looking at the structure. Accuracy was surprisingly high -- especially when you consider that it was all done with the naked eye and not being able to articulate what they were looking for! An old textbook on Sheffield steel might be able to tell you what temper #10 is. I can probably find out but it might be a few days before I do.
  7. Not all good anvils look like they should be dropped on a roadrunner, and not everything that looks like it should be dropped on a roadrunner makes for a good anvil. For millenia the standard general-purpose smithing anvil was a maximum 20-lb cube of soft iron. Additional tools (horn, hardy, fuller etc.) can be forged on the anvil and then mounted seperately -- on a stump, on a laminated wood stand, in a vice... Look for a large piece of steel scrap with a flattish area on it. Even mild steel will be better than cast iron and it'll probably be very cheap. Try scrap yards, large engineering shops, industrial areas etc.
  8. The way I figure it, anvil features such as horns, side shelves etc. are the 'integrated' approach to providing certain facilities, whereas providing separate tools is the 'non-integrated' approach to the same solution. Any need that arises can be dealt with by producing a tool and this applies whether you have a cube of steel or a Hofi anvil; integrated features are convenient in that they are there already and they are already mounted securely. They're great if you need them but can get in the way if you don't. A bladesmith forging Puukos could probably use a suitably dressed cube of steel all his life. An ornamental smith might be hard-pressed to get by one day without at least one horn and a whole bunch of swages, fullers etc. A nailmaker couldn't produce a nail without a bolster/header and a hardy. I like my double-horn anvil. Each to their own though and I probably would've stuck with my vertical rail anvil if I could've built a decent mount for it at the time.
  9. A few things I wish I'd realised earlier: Solid fuel needs to be about the size of a hazel nut before it's useful Don't skimp with the fuel, it just wastes more in the long run Don't go overboard with the fuel, there is a law of diminishing returns Be patient and wait for the heat you need, it'll save time and fuel in the long run Don't spend too long trying to figure-out the absolute optimal solution; by the time you do you've wasted a whole load of time you could have been forging and getting results Cross- and straight-pein hammers are improvised with a dip or twist of the wrist Much commercial charcoal is expensive and poor quality Think while the iron's in the fire, strike while the iron's hot
  10. We call 'em ramsons round here. The campus is largely covered in 'em but nothing doing yet. Very tasty, though you do get the occasional odd look from the 'it's a plant and he's eating it, how dirty' brigade if they see. Not that I care.
  11. I think that you need to carefully consider your target market here: are you making these for the sort of people who will appreciate a good knife and are willing to not abuse it, to maintain it, to look after it or are you making these for people who don't really know, appreciate or care about knife maintenance, who won't properly maintain a carbon blade, who will chuck it in the dishwasher with the washing-up and then store it unguarded in the drawer with the salad tongs, a barbecue fork and the eggbeater? Carbon steel can make an excellent blade but needs some maintenance. One of my favourite kitchen knives is a 10" straight blade about 1/16" thick, forged from leaf-spring by a Sri Lankan smith in a backwoods jungle smithy. It's crude, pretty only in its simplicity and can't be left wet but that guy sure knows how to heat-treat! Stainless can also be make into a good blade but it's less straightforward than carbon steel; it's generally harder to heat-treat than carbon and often can't be hand-forged.
  12. Are you looking for something mainly to draw stock or to strike tools?
  13. matt87

    Casting

    Brad, most cartridge cases are, as you say, brass. Rimfire cases specifically are a brass alloy that allows a lot of drawing but that's not very relevant right now. Some low-cost manufacturers don't use brass but instead use mild steel or aluminium (aluminum) due to lower cost. 'Wolf' for instance is a popular and inexpensive manufacturer which commonly uses lacquered mild steel cases. It is not practicable to cast mild steel at home. Aluminium on the other hand is easier to cast than brass.
  14. Congratulations! I hear anvils are hard to find down your way. I'd hang fire on 'repairing' that unless you really know what you're doing an are sure you need a sharper edge. The attached photo is one I took in Sri Lanka about 7 months ago, where the pictured anvil has been used for so long that the face is gone. The smith who uses this is producing some very fine blades day after day after day, all forged down form leaf-spring.
  15. Hi Joe! It would help if we knew what materials, tools and skills you have.
  16. Fascinating! Now I think about it, weren't ACW-era rails WI? That might explain it a bit!
  17. It seems the offspring has exceeded the parent in this regard. Good work.
  18. Welcome SJean, If you're wanting to make your own mineral coal you're going to be waiting around a while. It's much easier to buy some ready-made if you haven't got a few million years to spare Charcoal on the other hand is an excellent smithing fuel and it can cost you nothing more than wood and time to make.
  19. These aren't mine but I find them useful to illustrate some points: Block anvil probably of mild steel, as one might find in a scrapyard or in the scrap bin of a heavy engineering firm for little or no money. Yes it has slumped after many years of daily use but it is still usable. This anvil is probably over a century old and is missing most of its face but is still used daily to produce very fine work. Put that hardfacing rod away, grab a hammer and start smithing! One of my inspirations, an anvil improvised frm what was available. The body seems to be form some large vehicle and the inset is a lump of bloomery (wrought) iron. Note the multiple punching/tooling holes around the edge and the convenient mounting options available at the bottom -- this has the potential to be an excellent anvil and something similar could be found in many scrapyards for pennies per pound! A cheap and very practical silversmithing setup that can be scaled to ironsmithing proportions. Note that a block anvil and bickern were the 'default' equipment for thousands of years before the anvil with integrated horn became fashionable. For ironsmithing the hammerhead can be replaced with a larger one (20lb is not uncommon and people don't generally want them) and the bickern can be one of your first projects, as can a stump hardy.
  20. matt87

    bending tool

    I'm not sure what this tool is called, or even if it has a name though I have seen something similar in a photo of a reproduction c.AD1000 European smithy. The smith is counter-bending a hooked knife/billhook blade prior to forging in the bevels. The tool is two rocks. Can't get much simpler than that.
  21. matt87

    silversmithing setup

    Not strictly blacksmithing but I think it is very applicable as it can readily be scaled to forging hot iron. This is a silversmithing/jewellery-making setup that again is used six days a week to make a living. It's not pretty and it's not perfect but it works and it's cheap. Interestingly this is basically a scaled-down version of what European smiths used for millenia -- a block anvil and a bickern.
  22. matt87

    worn anvil

    Now here's a question: has this anvil been used or abused? The steel face is going or gone and it's heavily sway-backed, but a man still uses this to make his living six days a week -- and some very high quality work it is. I think this is an excellent example for those folk who want to weld or mill their anvils.
  23. matt87

    improvised anvil

    There is something I love about this anvil. It is something that one could probably find in a scrapyard and build into an excellent anvil. Note the multiple punching/tooling holes around the rim and the facility for a very secure mounting (sadly not being used to its potential here). The majority is a part from... something. I suspect it came from a locomotive or possibly a very large truck. The insert is the traditional Sri Lankan anvil, a 15-odd-lb truncated cone of bloomery iron. This thing doesn't have much rebound (due to the soft iron insert I think) and it wobbles a bit but it can be heard from over a mile away! Unfortunately when I tried it out it seemed a little low for me, but then the average Sri Lankan man is about 5'3". The hammer is 4lb for scale. I am unsure of the anvil's weight but I'd guess at a bit over 100lb.
  24. matt87

    block anvil

    This is a much-used 'improvised' anvil. I suspect it is mild steel due to the slumping. It's still very useful though and it has taken many years of daily use to get to this state. It is the sort of thing one might find at a scrap yard or the scrap bin of a large engineering firm.
  25. matt87

    charcoal forge

    A closer view of the same forge. Fuel is charcoal, made by the smiths of course. The bellows is behind the wall and worked by the overhead lever, which the local smiths appear to be fond of pumping using a stirrup.
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