near-net-shape casting(【技】传统连铸生产的铸坯,常常与成品钢材尺寸相差悬殊,后续加工量大、能源消耗高、生产周期长、金属损耗大。针对以上情况开发出来的近终形连铸工艺所生产的铸坯,在尺寸上尽量接近最终产品的形状。因而后续加工量大幅度降低,工艺流程明显缩短,是当前世界钢铁界研究的热点课题和今后连铸发展的重要方向。: The near-net-shape casting of steel has in recent years become a subject of renewed interest. 近年来钢的近终形连铸已经成为人们.重新感兴趣的研究课题。)
vortex formation in steel(Vortex formation in steel can be reduced by maintaining the highest possible metal bath level over the tap hole. 保持出钢口上方尽可能深的钢水熔池可以减少钢水中旋涡的形成。)