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】对Ｔ１０Ａ钢冲头进行了球化退火加渗硼淬火复合强韧化处理。结果表明，新工艺使冲头淬火后的板条马氏体增多，碳化物球化，表面硬度增高，从而提高了使用寿命。
】 T10A steel punch ball annealing and boronizing hardening toughening treatment. The results show that the new technology increases the lath Martensite after the quenching of the punch, increases the hardness of the carbide and increases the service life.