Influence of cooling hard layer on titanium alloy conventional extrusion forming process;
钛合金常规挤压时冷硬层对成形过程的影响
Effects of different tempering processes on surface microstructure of indefinite chill cast-iron roller were studied.
研究了回火工艺对无限冷硬轧辊表层基体组织的影响。
The paper describes about the turning technology of the chilled cast iron calender roll for the paper machinery, introduces the cutting tool material, cutter geometric parameter, cutting value and cutting result, explains the selecting principle of cutter date and the analysis of experimental result.
简述了造纸机械中冷硬铸铁压光辊的车削工艺,介绍了粗车和半精车的刀具材料、几何参数、切削用量及使用效果,说明了刀具的主要数据选择原则和实验结果分析。
The camshaft with excellent wear resistance was obtained by using the chilled cast iron with composition of 3.
8 Cu的冷硬铸铁生产凸轮轴,并对工艺过程进行合理控制,从而控制冷硬铸铁的白口深度,达到凸轮轴耐磨的目的。
The effect of niobium on cast iron and microstructure and properties of niobium－ containing cast iron was described including the morphology of niobium existing in cast iron,influence of niobium on structure and properties of gray iron,supercooled gray iron and chilled cast iron.
其中包括铌在铸铁中的存在形态，铌对灰铸铁、过冷灰铸铁及冷硬铸铁组织和性能的影响，并对比介绍了铌、镍、钼三种元素对冷硬铸铁高温性能的影响。