<script> var _hmt = _hmt || []; (function() { var hm = document.createElement("script"); hm.src = "https://hm.baidu.com/hm.js?2632353fc1e8e1de5091a3e7301dfade"; var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(hm, s); })(); </script>
2020 官网升级中!现在您访问官网的浏览器设备分辨率宽度低于1280px
请使用高分辨率宽度访问。
Welding repair of hot rolling rolls
The main purpose of hot rolling roller overlay welding is:
1. Restore roll size
2. Improve the heat resistance and wear resistance of the rolling mill.
The process flow of hot rolling roller overlay welding repair: roller surface cleaning → roller preheating → roller overlay welding → roller slow cooling → appearance inspection of overlay welding layer → roller turning.