12th November 2010, 06:03 PM | #39 |
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Join Date: Nov 2010
Posts: 129
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More on lead tempering:
It ws used on the backs of knife blades, but a spirit lamp was used for the edge... The Hardeneing and Temering of Steel by Fridolin Reiser page 96 link http://books.google.co.uk/books?id=W...dening&f=false More in Gunsmithing by Roy E Dunlap pages 121 to 122 link: http://books.google.co.uk/books?id=7...pering&f=false but again although he mentions tempering in a bath of molten lead for small parts, the main procees described is the previous stage of hardening... More on melting points, and salts used in the molten state for tempering at http://www.weights-and-measures.com/xcommetalsalt.html More on tempering of steels at http://www.toolmakers-microscope.com...nd-alloys.html |
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