A process comprising sand blasting, degreasing, pickling, Zn electroplating, hydrogen removal and chromate passivation for protecting the base of cannonball was introduced.

  • 介绍了一种用于炮弹底座防护的电镀锌工艺。该工艺的流程包括喷砂、脱脂、酸洗、镀锌、除氢和铬酸盐钝化。
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