... CNC ring rolls, 3T electric-hydraulic hammer, frictioin press for 1600T,1000T and 630T, 10 gas furnaces, 2 ... computer-controlled 300KN electronic universal testing machine, 600KN Hydraulic universal testing machine, Automatic impact testing machine computer ... flaw detectors such as ultrasonic,magnetic and penetrance, Brinell hardness,Rockwell hardness,and Vickers hardnes systems.The main products of ...