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Heat treatment process of grade D forged hollow sucker rods

  

  1. School of Materials Science and Engineering, Xi’an Shiyou University; Petrochina Tuha Oilfield Company Machinery Plant
  • Online:2015-01-26 Published:2015-01-30

Key words: 20CrMo steel, hollow sucker rods, quenching, tempering

CLC Number: