| 钢板边部小纵裂纹控制与探讨 |
| |
| 引用本文： | 董光军.钢板边部小纵裂纹控制与探讨[J].连铸,2010(2):44-46. |
| |
| 作者姓名： | 董光军 |
| |
| 作者单位： | 济南钢铁集团公司第三炼钢厂,山东,济南,250101 |
| |
| 摘 要： | 采用对比试验、数据统计、电镜扫描等方法进行了富含Nb、V、Al元素钢板边部小纵裂纹的研究,总结出了控制边部小纵裂纹的措施。研究结果表明:最有效的技术措施是铸坯冷送、强化铸机设备管理、加强钢水氮的控制、提高钢水纯净度、合适的二冷制度。
|
| 关 键 词： | 边部小纵裂纹 冷送 铸机设备 氮的控制 二冷制度 |
Control and Discuss of Exiguous Longitudinal Crack at Margin of Steel Plate |
| |
| DONG Guang-jun.Control and Discuss of Exiguous Longitudinal Crack at Margin of Steel Plate[J].CONTINUOUS CASTING,2010(2):44-46. |
| |
| Authors: | DONG Guang-jun |
| |
| Affiliation: | No.3 Steelmaking Plant/a>;Jinan Iron and Steel Group Co./a>;Jinan 250101/a>;Shandong/a>;China |
| |
| Abstract: | The article researches exiguous longitudinal crack at margin of steel plate with high alloy elements of Nb,V,Al,etc.by taking contrast test,data statistics,electron microscope scan,etc.and summarized measures to control the aforementioned cracks.The results showed that the most effective measures are slab cold delivery,intensified casting machine management,improvement of nitrogen control level,raising purity of molten steel and appropriate second cooling curve. |
| |
| Keywords: | exiguous longitudinal crack at margin cold delivers caster machine nitrogen control second cooling curve |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
