... 2. Four columns,two ball screw strucure 3. Hydraulic auto clamp sample 4. CE certificate WAW-D Series Computer Control ... universities and institutes for material properties research and quality control. 2. StandardsISO75001, ASTM A370, ASTM E4, ASTM E8 ... modeconstant stress, deformation, displacement, three closed loop control Max. Load (kN)10030060010002000Load range2%~100%FSForce resolution1 ...