1.

Which of the preventions is/are the preventions of hydrogen blistering?

A. Use of clean steel instead of rimmed steel
B. Applying metallic, inorganic and organic coatings
C. Use of substituting alloys such as nickel-based alloys
D. Use of clean steel instead of rimmed steel, applying metallic, inorganic and organic coatings and use of nickel-based alloys
Answer» E.


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