GCr15 steel was investigated for replacing high speed steel (HSS) and 18Cr2Ni4W steel used in oil nozzle assembly.

 
  • 研究了噴油嘴偶件用GCr15鋼代替W 18Cr4V高速鋼與 18Cr2Ni4WA鋼及其熱處理。
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