CN1040028C - 道岔尖轨热处理方法 - Google Patents
道岔尖轨热处理方法 Download PDFInfo
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- CN1040028C CN1040028C CN 93118783 CN93118783A CN1040028C CN 1040028 C CN1040028 C CN 1040028C CN 93118783 CN93118783 CN 93118783 CN 93118783 A CN93118783 A CN 93118783A CN 1040028 C CN1040028 C CN 1040028C
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- cooling
- rail head
- speed
- rail
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Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 93118783 CN1040028C (zh) | 1993-10-26 | 1993-10-26 | 道岔尖轨热处理方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 93118783 CN1040028C (zh) | 1993-10-26 | 1993-10-26 | 道岔尖轨热处理方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1102216A CN1102216A (zh) | 1995-05-03 |
CN1040028C true CN1040028C (zh) | 1998-09-30 |
Family
ID=4992643
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 93118783 Expired - Lifetime CN1040028C (zh) | 1993-10-26 | 1993-10-26 | 道岔尖轨热处理方法 |
Country Status (1)
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CN (1) | CN1040028C (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1042241C (zh) * | 1995-08-04 | 1999-02-24 | 铁道部宝鸡桥梁工厂 | 道岔尖轨自5mm断面淬火方法及其装置 |
CN101245577B (zh) * | 2008-03-07 | 2010-06-16 | 中铁宝桥股份有限公司 | 一种提高道岔尖轨心轨跟端耐磨耗的方法 |
CN103276187B (zh) * | 2013-06-08 | 2014-12-03 | 武汉钢铁(集团)公司 | 提高高频直缝焊管焊缝综合力学性能的工艺方法 |
CN104060075B (zh) * | 2014-07-14 | 2016-05-04 | 攀钢集团攀枝花钢铁研究院有限公司 | 提高钢轨硬化层深度的热处理方法 |
CN109182715B (zh) * | 2018-09-19 | 2020-04-07 | 武汉钢铁有限公司 | 钢轨在线热处理平直度控制方法 |
CN113817970A (zh) * | 2021-08-31 | 2021-12-21 | 包头钢铁(集团)有限责任公司 | 一种高强韧性60at1贝氏体道岔钢轨及其热处理工艺 |
CN113977211A (zh) * | 2021-10-28 | 2022-01-28 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种中等强度钢轨及其生产方法 |
CN114164337B (zh) * | 2021-12-03 | 2023-04-14 | 芜湖中铁科吉富轨道有限公司 | 一种具有反变形效果的工字型超轻尖轨的淬火工艺 |
CN115156852B (zh) * | 2022-07-20 | 2024-05-03 | 中铁宝桥集团有限公司 | 爬坡式尖轨加工制造方法 |
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1993
- 1993-10-26 CN CN 93118783 patent/CN1040028C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
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CN1102216A (zh) | 1995-05-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: ZHONGYE SAIDI ENGINEERING TECHNOLOGY CO., LTD. Free format text: FORMER NAME OR ADDRESS: CHONGQING IRON AND STEEL DESIGN INST., MINISTRY OF METALLURGICAL INDUSTRY |
|
CP03 | Change of name, title or address |
Address after: 400013 No. 1, Shuang Steel Road, Shizhong District, Chongqing Patentee after: Zhongye Saide Engineering Technology Co., Ltd. Address before: 630013, No. 1, Shuang Steel Road, Shizhong District, Sichuan, Chongqing Patentee before: Chongqing Iron and Steel Design Inst., Min MI |
|
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20131026 Granted publication date: 19980930 |