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MAGNA ELECTRO CASTINGS LTD
Mullipadi Village, Coimbatore 642 109, INDIA
MATERIAL TEST CERTIFICATE
DATE 08/08/2000
CUSTOMER: XXXX
P.O NUMBER : 12540
SPECIFICATION : DIN 1693 GGG 40.3
T.C. NUMBER 7314
HEAT NUMBER 00H019
INV. NUMBER 01258
COMPONENT DRAWING NUMBER QUANTITY
BLOCK
DATE CODE: 00H5
1125452 REV.0 125
CHEMICAL COMPOSITION
% C Si Mn S P Mg Cr       Others
Spec. 3.2 - 4.0 1.80 - 2.80 0.40 Max 0.020 Max 0.050 Max --- ---         ---
Actual 3.56 2.50 0.23 0.010 0.025 0.045 0.015         
MECHANICAL PROPERTIES
  Hardness BHN Tensile StrengthN/mm2 Yield StrengthN/mm2 %Elongation Impact Mean Joules @-20C
Spec. 130 - 180 400 Minimum 250 Minimum 18 Minimum 14 Minimum
Actual 149 430.5 320.1 22.3 18.5
MICRO STRUCTURE

MICRO STRUCTURE MICRO STRUCTURE
Unetched
Nodularity : More than 90%
Graphite type: I
Nodule Count : 200 Nodules/Sqmm
Magnification :100X
Etched
Ferrite : >90%
Pearlite : 10%
Carbides: Nil
Magnification :250X
REMARKS: THE CASTINGS CONFORM TO THE SPECIFICATION DIN 1693 GGG 40.3.

 

 
 

   

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