发明授权
US6067836A Method and system for suppressing formation of scale defects during hot
finish rolling
失效
在热精轧期间抑制氧化皮缺陷形成的方法和系统
- 专利标题: Method and system for suppressing formation of scale defects during hot finish rolling
- 专利标题(中): 在热精轧期间抑制氧化皮缺陷形成的方法和系统
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申请号: US201858申请日: 1998-12-01
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公开(公告)号: US6067836A公开(公告)日: 2000-05-30
- 发明人: Akira Kaya , Keiji Mizuta , Junsou Fukumori , Kyung-Zoon Min , Jae-Young Lee , Young-Gil Seo , Jung-Do Park
- 申请人: Akira Kaya , Keiji Mizuta , Junsou Fukumori , Kyung-Zoon Min , Jae-Young Lee , Young-Gil Seo , Jung-Do Park
- 申请人地址: JPX Tokyo
- 专利权人: Mitsubishi Heavy Industries, Ltd.
- 当前专利权人: Mitsubishi Heavy Industries, Ltd.
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX9-335233 19971205
- 主分类号: B21B1/26
- IPC分类号: B21B1/26 ; B21B45/02 ; B21B45/08 ; C21D9/52 ; C21D9/573 ; B21B27/06
摘要:
A plurality of finishing mills for finish rolling a rolled material are arranged in a row to construct a finishing mill group, 1st to 3rd surface coolers for cooling the surfaces of the rolled material are provided on the entrance side of the 1st to 3rd finishing mills of the fishing mill group, and the range of cooling of the rolled material by the surface coolers are set to be a range of 0.3 to 1.5 m toward the upstream side from a position separated by 1.5 m or less from the center of the work rolls of each of the finishing mills toward the entrance side of each of the finishing mills.
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