In order to deeply comprehend the wear regularity of chilled alloy cast iron tappet, the influence of surface layer microstructure on wear resistance was studied.
为了深入了解冷激合金铸铁气门挺杆的磨损规律，研究了冷激合金铸铁气门挺杆表层组织对耐磨性的影响。
The microstructure of the ceramic layer is columnar and its growth direction is perpendicular to the substrate surface.
陶瓷熔覆层的组织为柱状晶。其生长方向与基体表面垂直。
The microstructure of the sample glaze layer under polarizing microscope and reflecting microscope has showed acicular hausmannite crystals on the glaze layer surface of luster glaze.
通过偏光显微镜和反光显微镜观察试样釉层的显微结构，发现虹彩釉在成釉过程中釉层表面析出了针状的黑锰矿晶体。
Effects of process parameters of plasma beam surface hardening treatment on hardening layer of boron cast iron and its microstructure and properties are investigated.
研究了等离子束表面硬化工艺参数对硼铸铁淬硬层及其组织与性能的影响。
The microstructure of surface Fe-based infiltrated layer on copper substrate and the bending behavior are investigated.
研究铜合金表面铁基渗层的微观组织以及铜基表面渗层的弯曲行为。
This paper deals with the technique of laser cladding on contact surface of gears, micro hardness distribution, microstructure and properties of cladding and transition layer.
研究齿轮齿面激光熔覆粉末合金的工艺、显微硬度分布、熔覆层及过渡层等的金相组织及性能。
The post treatment can improve deformation and surface stress state, refine microstructure and increase hardness of cladding layer.
后热处理可改善变形和表面应力状态、细化组织、提高硬度。
The effect of electron beam surface solidification treatment on microstructure of superalloy M38G and oxidation resisfance of solidified layer has been studied.
采用电子束表面熔凝处理方法研究了电子束表面熔凝处理M38G高温合金熔凝层组织和熔凝层组织对高温氧化的影响。
Using SEM with EDX analysis, the composition, microstructure and morphologies of the surface layer were analyzed.
应用SEM电镜分析和能谱分析等方法分析了热浸扩散渗铝层的成分、组织和形貌。
Microstructure refinement surface layer was obtained in TC4 Titanium Alloy surface treated by a high-energy shot peering (HESP) technique.
利用高能振动喷丸法对TC 4钛合金进行了表面细化的研究。
The al concentration distribution in aluminized layer, microstructure and some properties of surface hardening layer were studied.
用渗铝-内氧化技术对纯铜进行了表面弥散硬化处理。
The surface hardening of 40cr steel was performed on a surface grinder by transverse feed grinding; the changing trends of microstructure and wear behavior of surface hardened layer were researched.
在平面磨床上对非淬硬钢进行了磨削硬化处理，研究了磨削方式和冷却条件对表面硬化层的影响。
The surface hardening of 40cr steel was performed on a surface grinder by transverse feed grinding; the changing trends of microstructure and wear behavior of surface hardened layer were researched.
在平面磨床上对非淬硬钢进行了磨削硬化处理，研究了磨削方式和冷却条件对表面硬化层的影响。
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