subramanian p
CSWIP 3.1 Chapter 12 MMAW
Cswip 3.1 introduction of welding process chapter -11
How to draw DAC by using using 19mm SDH block70 degree Olympus Epoch 600 Ultra sonic flaw detector
surface profile measurements calibration by using surface profile needle gauge
surface profile measurements calibration by using dial indicator with replica tape
Ultrasonic angle probe v2 block calibration by using olympus epoch 600