Thursday, January 13, 2011

[MW:9205] preheat calculation

Hi freinds,
 
How to calculate a preheat? Is the any mathematic formula for this?
 
kind regards,
 
Martin.

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[MW:34866] Presentation for WPS ,PQR AND WPQ as per ASME Sec IX in power point

Dear Experts.        If anyone having presentation of WPS,PQR and WPQ  as per ASME  SEC.IX  in power point then please share . Regards Sanja...