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- plasma beam melting treatment 等离子束熔凝处理
- Using methods like electron beam melting or selective laser sintering. 使用方法如电子束熔炼或选择性激光烧结。
- SLS is a thermal process, creating layers by a scanning infrared laser beam melting powder. 选择性烧结加工是利用激光扫描粉床熔融粉末来形成烧结层的热作用过程。
- Boron cast iron was strengthened by plasma beam,the microstructure and microhardness and abrasion resistance were studied. 采用等离子束对硼铸铁进行了表面强化,对等离子强化层的显微组织、显微硬度和耐磨性进行了研究。
- This paper deals with the microstructure and properties of laser melting treatment of alloying cast iron. 研究了激光熔凝处理对合金铸铁的组织、抗回火稳定性及耐磨性的影响。
- The laser plasma channel antenna is equivalent to uniform cold magnetized plasma beam, which is assumed to be gyrating transversely and drifting longitudinally. 摘要激光等离子体通道天线被等效为电子在横向旋转、轴向漂移的均匀冷磁化等离子体束,且该等离子体束的横截面为沿轴向不改变的圆形。
- In this study,the effect of ultrasonically melt treatment method on solidification structure of pure aluminum ingot was investigated,e. 用高效熔体处理技术制备试验用易拉罐用铝材,探讨了该技术对其铸态组织与力学性能的影响规律。
- The solidification of Al-50at.%Si is studied by electron beam melting, drop tube and electromagnetic levitation facility. The growth of the primary silicon is also studied with the modified LKT-BCT model. 本文利用电子束熔炼、落管和电磁悬浮研究了Al-50at.;%25Si合金的凝固过程,并利用修正后的LKT-BCT模型对初生Si晶体的生长过程进行了研究。
- The effects of temperature and retaining time in mild melt treatment on the bonding strength, surface morphology and porosity of tin coating are studied. 摘要研究了软熔处理温度与保温时间对锡镀层的镀层结合力、镀层表面形貌和孔隙率的影响。
- Effects of plasma beam surface hardening parameters on microstructure and hardness distribution of the hardening layer of boron cast iron at junction of two hardening traces were investigated. 研究了等离子束表面硬化工艺参数对硼铸铁硬化轨迹交叉点处硬化层的组织与硬度分布的影响。
- Study on melt viscosity of alloy in surface metallurgy by plasma beam 等离子表面冶金熔体粘度的研究
- The results show that the laser surface melting treatment improves greatly the homogenization, compaction and the corrosion resistance of rare earth permeating layer under the condition of test. 结果表明,在一定条件下,激光熔凝处理可进一步提高纯铁渗稀土层组织的致密性与均匀性,显著提高稀土渗层的耐蚀性。
- The influence of fly ash on partition characteristics of heavy metals before and after melting treatment was studied , including the melting temperature, melting time and the basicity. 研究探讨了熔融温度、熔融时间、碱基度对飞灰熔融处理前后重金属分布特性的影响。
- Titanium nitride was obtained by the mixing technology with laser and plasma beams nitriding coaxially on the surface of titanium in atmosphere. 摘要采用激光和氮等离子体混合方法在大气气氛下对钛样品表面进行处理,获得了钛氮化合物表层。
- The laser beam melts a portion of the steel core and the segment backing metal, forming a weld. 激光光束熔体部分钢铁核心和后盾金属部分,形成焊缝。
- Iron nitride was obtained by the mixing technology with laser and plasma beams nitriding coaxially on the surface of iron in atmosphere. 采用激光和氮等离子体混合方法在大气气氛下对铁样品表面进行处理,获得了铁氮化合物表层。
- electron beam melting and solidifying 电子柬熔凝
- Keywords 15CrMo steel;micro-beam plasma arc(MBPA);melting treatment; 微束等离子弧(MBPA);熔凝处理;表面性能;
- acceleration of a continuous plasma beam 连续等离子体束的加速
- electron beam melting purification 电子束精炼