Charpy and Impact Tension Test

Izod Test

Pendulum drop angle

140^o

85^o21'

Pendulum effective weight

20.59 Kgs.

21.79 kgs.

Pendulum speed

5.3465m/sec.

3.857m/sec.

Pendulum impact energy

30kg-m

16.52 kg-m

Min. graduation

0.2kg-m

0.14 kg-m

Distance of axis of hammer rotation and center of test piece/point of test piece hit by banner.

825 mm

825 mm

Max. permissible loss by friction & windage, etc.

0.5% of max. impact energy

Charpy Test

Izod Test

Impact Tension Test

A) Striking Edge           
  Angle : 30^o+1

Radius of            
Curvature : 2.25 mm
 Width : 18 mm

A) Striking Edge
   Angle: 75^o

Radius of            
Curvature : 0.75 mm
 Horizontal : 10 mm      
Vertical relief : 5^o     

A) Striking fork                    Distance                       
 between forks        :36mm
Radius of curvature   :1mm 

B)   Support :
      Distance                   
      between arms         : 40 mm     
      slopping angle         : 0^o           
      relief angle               :10^o      
      Radius of curvature   :1.25 mm

B) Support :

     For gripping specimen with
     dimension of 10 x 10 mm

 B)  Support :
      for clamping specimen
       with dimensions as
        following:
Diameter         : 6.4 mm
Length (total)   : 68 mm
Length (measuring) : 25.4 mm
Thread of supporting : M10 x 1.5