发现长时间扩散退火可显著提高粉末锻件的冲击韧性。

It is found that shock toughness of powder forging part can be increased obviously by diffusion annealing for long time.

youdao

发现长时间扩散退火可显著提高粉末锻件的冲击韧性。

It is found that shock toughness of powder forging part can be increased obviously by diffusion annealing for long time.

youdao