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- The white corrosion products on hot dip Zn Al alloy coating exposed to seawater in dynamic aerated immersion were investigated by means of XRD and TEM. 采用XRD和TEM对热浸锌铝合金镀层在动态充气海水全浸试验时所形成的白色腐蚀产物进行了研究。
- The friction and wear properties of 2 kinds of high strength Zn Al alloys and 3 kinds of Cu alloys are demonstrated. Under different lood and rotative velocity, the friction factor and abrasion wear of the alloys and their coupling samples are given. 采用MM200磨损试验机,测定和对比了铸造锌铝合金(ZZnAl27Cu2A和ZZnAl27Cu2D)和工业上常用铜合金(ZCuSn6Zn6Pb3,ZCuA110Fe3和ZCuZn33Mn2Pb2)的摩擦磨损特性。
- Keywords Zn Al alloy;super plasticity;phase boundary sliding(PBS); 锌铝合金;超塑性;相界滑移;
- Keywords Zn Al Alloy;Bottom Shrinkage;Composition Undercooling;Gravity Segregation; 锌铝系合金;底缩;成分过冷;重力偏析;
- The strengthening mechanism of Zn Al Cu pseudo alloy coating and relationship among hardness,aging temperature and time are studied by SEM,XRD,EDX and hardness test. 利用扫描电镜(SEM )、X射线衍射分析 (XRD)、能谱分析 (EDX)和硬度测试等手段 ,对涂层的性能进行了测试 ,分析研究了Zn Al Cu伪合金涂层硬度与时效温度和时效时间的关系 ,并探讨了强化机理。
- The following results were obtained from experiments: (1) There exist Cu 2+ in the precursor of Cu Zn Al O catalyst. 结果表明:Cu?Zn?Al?O催化剂前驱体以Cu+2形式存在;
- T2 Cu/2A50 Al alloy was bonded by blacksmith diffusion welding technology. 采用锻接扩散焊法进行了T2铜/2A50铝合金异种材料的焊接。
- The vacuum differential-pressure casting (VDPC)technol ogy for thin-wall ed Al alloy was introduced. 介绍了用于薄壁铝合金铸件的真空差压铸造工艺。
- The stress-strain date and curve were obtained from the isothermal compression experiment of 7A04 Al alloy. 根据等温压缩实验得出7A04铝合金应力-应变数据,拟合出材料温成形应力-应变曲线。
- This paper discussed the idea of the gas atomization Mg and Mg - Al alloy powder by supersonics high ptire N2 gas. 介绍了用超音速高纯氮气流来生产气雾化镁和镁铝合金粉的设想。
- PM high strength Al alloy is very important light weight material in automobile. 粉末冶金高强度铝合金是重要的汽车轻量化材料。
- Ce conversion film was obtained on surface of Al alloy LY12 by immersion process. 利用浸渍法在铝合金LY12表面上获得了稀土转化膜。
- Keys to technology and die design of stamp-ing of Al alloy profile have been introduced. 介绍了铝合金型材在冲压加工时的工艺特点和模具设计要点。
- EPMA analysis shows that ZnBTA can also inhibit the absorption/aggre-gation process of Cl~- on the sample surface of Al alloy. 电子探针分析结果证明,ZnBTA 可以阻滞 Cl~-在铝合金表面的吸附聚集过程。
- Scandium-modified Al alloys are a new kind of high performance alloys. 钪改性的铝合金是一类高性能新型铝合金。
- Abstract Furan resin sand is poor in collapsibility when it is used for Al alloy casting,specially for some large、thin section castings. 呋喃树脂砂用于铝合金铸造时,特别是对于一些大型、薄壁铝合金铸件,型芯的溃散性较差。
- The industrial practical crystallizer for Al alloy in low-frequent electromagnetic casting was designed based on the above mentioned idea. 结合生产实际情况,设计出工业上实用的低频电磁铸造铝合金结晶器。
- The worn surface morphologies of the composites and the Al alloy matrix were observed with a scanning electron microscope. 复合材料具有低的磨损率和稳定的摩擦因数,因此具有良好的耐磨性。
- This type of material includes Al alloy and Al-based composite, and recently the HSRS of Mg_based composite and Ti alloy is investigated. 高应变速率超塑材料主要是铝基复合材料及铝合金,最近,对镁基复合材料、钛合金高应变速率超塑性能的研究也已开始。
- The cutting force and machined surface quality during high speed milling a typical Al alloy C shape workpiece are experimental investigated. 对高速铣削典型铝合金框架结构工件时的切削力和加工表面质量进行了试验研究。