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		#19 | |
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			 Member 
			
			
			
				
			
			Join Date: Nov 2013 
				Location: Cairo, Egypt. 
				
				
					Posts: 142
				 
				
				
				
				
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			 Quote: 
	
 Thank you very much for your clarification. I have Ewart Oakeshott's "Archaeology of Weapons" and it includes analyses of some pattern-welded blades; as well as homogenous non-crucible steel sword-blades. I remember the average percentage of carbon in the pattern-welded blades was anywhere from 0.4 to 0.6%, while the carbon content in the Ulfber(h)t sword-blades was around 0.75% on average. Hank Reinhardt once wrote that the carbon content in European medieval swords could have reached as high as 1.2%, but he said the average percentage of carbon was around 0.8%. Regarding the early Arab sword-blades, these were usually forged from Indian crucible steel. I do not know if any of the swords in Topkapi or the Askeri Museum in Istanbul were analyzed. But for Indian crucible steel, the average carbon content in the sword-blades was around 1.4 - 1.8%. I know that the appearance of the damask wave patterns also depends upon certain trace elements, like Vanadium and Molybdenum...and even Manganese may play a role. There are other proofs for the high-carbon content in these Arab sword-blades, like what the sources said that they became brittle during very cold temperatures. Also, the procedures mentioned in the early Islamic sources in order to know a good blade from a bad one, are very important to me. Perhaps there are private collectors who maybe willing to donate one or more of their Arab sword-blades for analyses. BTW, the Arab sword attributed to the Holy Prophet (PBUH); that is now preserved in al-Hussein Mosque in Cairo, Egypt has been chemically analyzed in the laboratories of the Cairo University. That was in the mid-1970s. The results have proven that it was forged from Indian crucible steel, with pearlite and cementite particles; if I could remember. The results were published in the Journal of the Faculty of Archaeology-Cairo University in January 17th 1976. Thank you for giving me the names of the references that include the results of the analyses done to many medieval European sword-blades. Best regards, Ahmed Helal Hussein  | 
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