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Steel Wire Drawn from Mild Steel Rod
The drawplate that turns copper and iron rod into wire works on mild steel too, but steel is stiffer: it needs a smaller step per hole, more lubricant and more frequent annealing. Mild steel is annealed by heating it red and letting it cool slowly, buried in dry wood ash.
中级
Half a day
说明
1
1
Anneal the rod
Anneal the rod
Heat the mild steel rod to an even red in the forge and bury it in a bucket of dry wood ash to cool slowly, overnight.
此步骤所需材料:
低碳钢圆棒1 米
硬木灰2 公斤
木炭2 公斤所需工具:
铁匠炉
铁匠钳
金属桶2
2
Taper the end
Taper the end
File a long taper on the first 3 cm so it passes the first hole.
所需工具:
锉刀套装
台虎钳3
3
Wax and draw
Wax and draw
Clamp the drawplate in the vise. Wax the rod, push the taper through the first hole it does not slip through, and pull straight out with the draw tongs in one steady pull.
此步骤所需材料:
蜂蜡10 克所需工具:
钢制拉丝板
拉丝钳
台虎钳
皮革工作手套4
4
Down the holes
Down the holes
Draw through each next hole without skipping. After every two holes, coil the wire and anneal it again in the ash.
所需工具:
钢制拉丝板
拉丝钳
铁匠炉
金属桶5
5
Finish
Finish
Stop at the size you need, checked with the caliper. Leave it as drawn for stiff wire, or anneal once more for soft binding wire.
所需工具:
6 英寸数显卡尺6
6
Troubleshooting
Troubleshooting
Steel wire drawing troubleshooting.
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