Which of the following helps to prevent delayed cracking

Question&AnswersCategory: CWI QuestionsWhich of the following helps to prevent delayed cracking
Mohamed Amer Staff asked 4 years ago
Which of the following helps to prevent delayed cracking:

  1. elimination of the preheat
  2. use of low hydrogen electrodes
  3. elimination of post weld heat
  4. use of cellulose electrodes
  5. all of the above