Impact speed

2.9m/s

Impact energy(J)

0.5、1、2、4、5

Moment of impacting pendulum

Pd0.5=0.2679Nm         Pd1.0=0.5358Nm

Pd2.0=1.0718Nm       Pd4.0=2.14359Nm

Pd5.0=2.6794Nm

Raising angle of pendulum

150°

Distance between rotation point of pendulum and impact point on specimen

230mm

radius of round angle on impact knife

（2±0.5）mm

included angle of impact knife

（30±0.1）°

radius of round angle of jaw

（1.0±0.1）mm

distance of jaw and support

40、60、70mm

Span of support(mm)

40、60、62、70、95mm