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Quenching and tempering process of 20CrMo hollow sucker rod

  

  1. 1. Machinery Plant, Tuha Oilfield Company; 2. Exploration & Development Research Institute,Tuha Oilfield Company
  • Online:2015-07-27 Published:2015-08-06

Key words: hollow sucker rod, quenching, tempering, strength, plastic toughness, fatigue fracture

CLC Number: