目前,生产钛及钛合金铸锭的基本方法仍为真空自耗电弧熔炼方法.讨论了真空白耗电弧熔炼钛合金的常见铸锭缺陷和预防措施.回顾了近代真空自耗电弧熔炼(VAR)技术的发展.较详细地介绍了为获得更高质量的铸锭,当前对VAR熔炼过程控制技术所作的努力及取得的进展.指出了未来真空自耗电弧熔炼控制技术的发展方向.
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