Amr Mahmoud Samy Mohamed Elhefny <br/><br/>
Mechanical and metallurgical evaluation of Cr - Ni - Mo iron - base superalloy used in gas turbines /  
 تقييم الخواص الميكانيكية والميتالورجية للسبيكة الحديدية الفائقة كروم - نيكل - موليبدنم المستخدمة فى التوربينات الغازية 
Amr Mahmoud Samy Mohamed Elhefny ; Supervised Abdelrahman A.Ragab , Saad M.Elraghy , Mustafa H.Arafa 
 - Cairo :   Amr Mahmoud Samy Mohamed Elhefny ,   2007 
 - 76P. : Facsimiles ;   30cm 
<br/><br/>Thesis (M.Sc.) - Cairo University - Faculty Of Engineering - Department Of Mechanical Design and Production 
<br/><br/> Superalloys are identified as alloys that are capable of operating at elevated temperatures and severs loading this thesis presents a study of the echanical and matallurgical properties od the Cr - Ni - Mo iron base superalloy which is used in fabricating the disc and blades of an auxiliary gas turbine 
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<br/><br/><label>Subjects--Index Terms: </label>Caseous lymphadenitis (CLA) Cr - Ni - Mo iron - base superalloy Mechanical