The process test result indicates that the drillpipes fabricated with TLP diffusion welder has small deformation on drillpipe joint ...

 
  • 工藝試驗結果表明,采用鉆桿中頻瞬時(shí)液相擴散焊機制造的鉆桿焊接接頭變形小、成形美觀(guān)、接頭強度和韌性達到母材水平。
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