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- Electrode regulating is a key link in electroslag furnace for energy saving and metallurgical quality improving. 摘要电极调节是电渣重熔炉的重要环节,是节约电能、提高冶金质量的关键。
- Adopting rational melting process and proper carbon equivalent as well as inoculation process is the precondition to improve the metallurgical quality of castings. 采用合理的熔炼工艺、选择合适的碳当量及孕育方法是提高冶金质量的先决条件。
- In this experiment have been studied the effects of Pb on structures,properties、metallurgical quality index, andmicro-distribution of Pb. 试验研究了铅含量对灰铸铁组织、性能、冶金质量指标的影响以及铅在灰铸铁中的微观分布。
- The effect of Rare Earth (RE) on the metallurgical quality of A356 alloy which was modified with Strontium (Sr) was investigated in this paper. 摘要考察了稀土对锶变质A356合金冶金质量的影响,以减压凝固试样密度来评定熔体中氢含量水平。
- This article introduced the characteristics of a 10-ton VAR furnace with helium gas cooling and metallurgical quality of GH738 alloy melt with the VAR furnace. 本文介绍宝山钢铁股份有限公司特殊钢分公司最新引进的10吨氦气冷却真空自耗炉主要特点及熔炼GH738合金的冶金质量。
- Metallurgical quality and mirror polishing performance of domestic wide used 5 kinds of ESR high quality corrosionresisting mirror plastic die steel 4Cr13(DIN 1.2083)-0.37~0.57C,12.59~13.67Cr produced at home and abroad are analyzed comprehensively. 综合分析了国内普遍使用的成分(%25)为0.;37~0
- High cycle fatigue fracture of the extension was proved by means of examination of metallurgical quality, heat treatment, fitting clearance as well as macro-and micro-aralysis of the fracture. 通过对断裂叶片的材质、热工艺、装配间隙的复查和断口的宏观、微观分析,证明叶片延伸段的断裂属于高周疲劳断裂;
- Artificial neural networks system can also be used to prediction and control of metallurgic quality and process parameters during metallurgical process and surface treating. 研究人工神经网络也可用于钢的冶金过程及钢的表面处理过程工艺参数的预测及控制。
- STUDY OF THE METALLURGICAL QUALITY OF ELECTROSLAG REMELTING 电渣重熔的冶金质量
- Metallurgical quality of K17 alloy cast turbine blade K17铸造涡轮叶片的冶金质量
- Countermeasure of Improving High Manganese Steel Casting Metallurgical Quality 提高高锰钢铸件冶金品质的措施
- Vacuum electron beam welding has many advantages of high depth-width ratio of seam, small angular distortion and good metallurgic quality and etc. These advantages of EBW make its use expanding in the welding of titanium and its alloys. 而电子束焊具有焊缝深宽比高、焊件变形小、焊接冶金质量好等特点,尤其适用于钛及钛合金等活性金属的焊接。
- The results show that tensile strength is higher than that of 250 MPa,sensibility of section hardness is reduced to 20 HB and metallurgy quality is improved for the gray cast iron inoculated using 60%75SiFe+40%RE compound inoculants. 实验结果表明:孕育处理的铸件中,选择40%25稀土+60%2575硅铁复合孕育剂,灰铸件抗拉强度可稳定在250 MPa左右,并且断面敏感性可降低到20 HB,品质系数良好。
- Even the best quality rubber will perish with age. 就是最佳质量的橡胶也会因老化而腐烂。
- Comparison and Analysis of Metallurgical Quality of Aluminium Sheets Used for Easy-open Cans 易拉罐用铝板材冶金质量比较分析
- The Metallurgical Quality Influences of Grey Cast Iron on Engine Cylinder Shrinkage 灰铁冶金质量对柴油机气缸体缩孔缺陷的影响
- Influence of brass metallurgical quality on microstructure and property of low-pressure casted workpieces 黄铜锭冶金质量对低压铸件组织与性能的影响
- Metallurgical Quality and Contact Fatigue Life of Bearing Steel Produced by Continuous Casting and Ingot Casting 连铸和模铸轴承钢的冶金质量及接触疲劳寿命
- Effect of Filling Velocity on Metallurgical Quality of Thin Wall Aluminium Alloy Casting in Vacuum Suction 真空吸铸条件下充型速度对薄壁铝合金铸件内部质量的影响
- Goods of high quality are few and far between these days. 质地精美上乘的物品现在不多见。