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					Originally Posted by RSWORD
					
				 
				I once had a Japanese sword that had a blade that had been forged from railroad steel. The area around the hamon where it had been heat treated had a very wootz-like appearance to it but it was not forged from a wootz ingot but rather the railroad rails which due to age and heavy wear created a high carbon steel. 
			
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 Hi Rsword,
How extensive was this area? In the current example the wootz-like pattern extends well towards the back of the blade (cp. the manipulated pic above) and I have a hard time to imagine that this could be achieved by merely heat-treating the edge. However, I've been wrong before... 
  
 
Regards, 
Kai