1) heavy rail steel
重轨钢
1.
Development of mold flux for heavy rail steel at PZHISC;
攀钢大方坯重轨钢连铸保护渣的开发
2.
Control and effect of technological operation for smelting heavy rail steel with LD;
转炉冶炼重轨钢技术操作控制及效果
3.
Effect of mould electromagnetic stirring on innter quality of heavy rail steel bloom;
结晶器电磁搅拌对重轨钢大方坯内部质量的影响
2) rail steel
重轨钢
1.
Metallurgical targets of using mold electromagnetic stirring(M-EMS) in bloom continuous casting of heavy rail steel was not fully achieved in the pact.
针对攀钢大方坯连铸机投产初期重轨钢连铸电磁搅拌冶金效果不明显的问题,开展了优化重轨钢连铸结晶器电磁搅拌工艺参数的现场试验,对比研究了电磁搅拌电流对重轨钢铸坯中心疏松、中心偏析、等轴晶率等内部质量的影响,制定了满足攀钢重轨钢连铸工艺要求的电磁搅拌工艺制度。
2.
With the aim of reducing the center looseness and central segregation of heavy rail steel bloom by en- hancing the metallurgical results of soft reduction(SR)employed in continuous bloom caster,a series of experi- ments for optimizing the process parameters of soft reduction is carried out.
针对攀钢大方坯连铸机投产初期引进的轻压下装备技术冶金效果不明显、重轨钢铸坯中心疏松、中心偏析等内部缺陷较严重的问题,开展了优化重轨钢连铸轻压下工艺的现场试验,对比研究了轻压下工艺对重轨钢铸坯中心疏松、中心偏析等内部质量的影响,建立了适应重轨钢要求的动态轻压下工艺技术。
3.
The secondary cooling scheme previous employed in continuous bloom caster was of following inadaptabilities for production of rail steel, such as the density of the secondary cooling and water distribution in secondary cooling zones.
针对攀钢大方坯连铸引进的二冷控制技术在连铸比水量和二冷区水量分配等方面存在的问题,通过测试研究重轨钢的高温延塑性能和二冷区的铸坯表面温度分布,制定了满足攀钢重轨钢连铸工艺要求的二冷控制制度。
3) heavy-rail steel
重轨钢
1.
Development of smelting technology for heavy-rail steel in China;
我国重轨钢冶炼技术的发展
2.
Grain boundary segregations of microelements Sn arc As in U74 heavy-rail steel after austeniized at 1200℃ then cooled at different colling rates were determined by means of Auger electron spectrum and X-ray surface analysis.
用Auger谱仪和X射线面扫描探测了U_(74)重轨钢在加热到1200℃奥氏体化以后再以不同冷速进行冷却的条件下微量元素Sn,As的偏聚情况。
4) bloom for heavy rail
重轨钢坯
5) steel PD_3
PD_3重轨钢
6) rail steel U71Mn
U71Mn重轨钢
补充资料：重耳
1.即重较。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条