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Fracture failure analysis of grade 12.9 bolt?for fuel gas pressure regulating valve

  

  1. 1. CNPC Tubular Goods Research Institute; 2. Beijing Longshine Oil Tubular Technology Co., Ltd.
  • Online:2016-12-25 Published:2016-12-29

Key words: grade 12.9 bolt, fracture, brittle fracture, stress, hydrogen-induced cracking

CLC Number: