For UOE tube with low springback stress,the Bauschinger Effect makes the yierld strength of flated specimen be lower than that of UOE tube body which received expanding process.

 
  • 對UOE管,由于其彈復應力低,包申格效應使壓平試樣的屈服強度低于經(jīng)強力擴徑強化的管體屈服強度,因而這種表征是偏于安全的。
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