The results show that the high temperature hardness and the heat fatigue performance of alloying layer are improved.
结果表明，激光表面钴合金化可获得含钴均匀的合金化层，高温硬度和热疲劳性能均有提高。
With laser cladding Co-base alloy coatings, the high temperature hardness and thermal fatigue resistance of H13 hot-working die surface were appreciably increased.
H13 热作模具钢表面经激光熔覆钴基合金后显著提高了模具的高温硬度和热疲劳抗力。
It is more bright, has low hardness, low temperature of synthesis and requires less time in synthesis when compared with products synthesized by high temperature solid-phase reactions.
与高温固相反应法比，该方法具有合成温度低，反应时间短，所得产物硬度小，发光亮度好等优点。
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