pete46 Posted February 3, 2008 Share Posted February 3, 2008 BOX SAID "BLOCK VALVE CYLINDER LAPPING " TOOK BLOCK HEATED TO CHERRY RED & ANNEALED FOR 1hr.. reheated to ORANGE , IT DISOLVED WHEN HIT W/ HAMMER? Quote Link to comment Share on other sites More sharing options...
imagedude Posted February 3, 2008 Share Posted February 3, 2008 Possibly cast iron? Quote Link to comment Share on other sites More sharing options...
pete46 Posted February 3, 2008 Author Share Posted February 3, 2008 Thank You ! Some Junk Metal Can Be So Disapointing ! Quote Link to comment Share on other sites More sharing options...
evfreek Posted February 3, 2008 Share Posted February 3, 2008 Spark test and use crumbles for forge hardfacing? Quote Link to comment Share on other sites More sharing options...
pete46 Posted February 3, 2008 Author Share Posted February 3, 2008 Forge Hardfacing????? Quote Link to comment Share on other sites More sharing options...
matt87 Posted February 3, 2008 Share Posted February 3, 2008 There is a method whereby one rubs cast iron on a mild steel object in the forge, while both are hot. This causes some carbon migration into the mild steel object and thus some case hardening. I believe this is what he is referring to. Quote Link to comment Share on other sites More sharing options...
pete46 Posted February 7, 2008 Author Share Posted February 7, 2008 Thanks Matt! Quote Link to comment Share on other sites More sharing options...
matt87 Posted February 7, 2008 Share Posted February 7, 2008 No problem Pete! :D Quote Link to comment Share on other sites More sharing options...
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