πŸ“Š Non Destructive Testing and Evaluation
Q. The following precautions must be observed when removing the excess surface penetrant with a water wash method using a hose pipe:
  • (A) The wash angle should be at 45o
  • (B) A coarse droplet spray
  • (C) Temperature of water 16 to 43oC
  • (D) Pressure as low as possible not to exceed 50 psi
πŸ’¬ Discuss
βœ… Correct Answer: (B) A coarse droplet spray

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