原料检验:对合金钢钢锭的成分、规格在加工之前进行检验。
轧件的总延伸和鱼尾量随轧件的液芯率而变化,在轧件表面产生交接痕及裂纹等。
碳素钢,低合金钢,硅电炉钢,铁锭和熟铁的化学分析的测试方法。
要获得锻造所需的优质钢锭,就必须控制钢锭的凝固过程。
并对大型钢锭浇注的热环境进行模拟,考察涂料高温强度的变化情况。
继续对生铁、铁合金、钢坯、钢锭和附加值比较低的线材、螺纹钢征收10%至25%的出口关税;
1·It is suitable for the grinding of steel ingot, removing burrs of casting, precision grinding of stones, cutting and polishing. But it should be kept away from alkaline solution.
适用于磨钢锭、铸件打毛刺、石材表面精加工、切割、抛光等。但该类磨具不抗碱性溶液。
2·I have seen one of the conventional steelworks: huge blast furnace, converter, steel ingot, miles of railway track.
我参观过传统的炼钢厂:巨大的高炉、转炉、钢锭,长达几英里的铁轨。
3·I had saw one of the conventional steelworks: huge blast furnace, converter, steel ingot, mile of railway track.
我参观过传统的炼钢厂:巨大的高炉、转炉、钢锭,长达几英里的铁轨。
4·By comparison with manual arc welding, it is found that the thermit welding is a efficiency, energy saving and high quality process for repair welding of steel ingot die.
根据对比铝热焊与手弧焊修复工艺,阐明了用铝热焊修复钢锭模是一种高效、节能、焊接质量好的新方法。
5·Increasing the utilization ratio of the steel ingot is an important way to reduce the forging cost.
提高钢锭的利用率是降低锻件成本的重要途径之一。