说明了维氏硬度压痕法是一种测定表面开裂敏感性简便易行的方法。
This test shows that it is a simple and non-destructive method to determine surface brittle cracking sensitivity by Vicker′s hardness method.
扫描电镜观察表面金刚石形貌,洛氏硬度压痕法评价涂层结合情况。
Adhesion strength of diamond films on cemented carbide were evaluated by Rockwell indentation tests.
压痕法测定硬度包括两大类。
Indentation methods of hardness testing comprise two principal groups.
在分析布氏硬度试验压痕图像基础上,提出基于属性直方图的图像分割算法。
Based on the analysis of the features of brinell hardness test indentation image the applied image segmentation algorithm based on the histogram of the indentation image is put forward.
硬度计还可根据用户特殊要求配制摄影装置,配制后能对所测压痕和材料金相组织进行拍摄。
The hardness tester is also equipped with photographic device which may take photo for all measured indentation and the metallographic formation of materials.
纳米压痕技术广泛用于材料力学性能的评估与测试,利用压痕的加卸载曲线可分析得到材料的硬度和折合模量等力学参数。
Nanoindentation has been widely used to evaluate and test material properties, we utilize the unloading curves of an indentation test to extract the hardness and reduced modulus of the material.
材料表面维氏硬度试验压痕区域用数字图像处理技术自动准确提取是一个技术难点。
To get the impress region of the Vickers hardness test exactly using the common digital image processing techniques, this paper introduces a strategy for the analysis.
基于压痕做功概念定义了压痕蠕变硬度和蠕变应变速率,从而给出钎料的蠕变速率敏感指数。
The creep strain rate sensitivity can be determined from the relationship between the creep hardness and creep strain rate by the definition of "work of indentation".
测量渗氮零件表面硬度时,压痕往往只存于白亮层之中,故只测得白亮层的硬度值。
When determining the surface hardness of nitrided parts, the indentation usually exists in white layers and it is the hardness of white bright layers.
该文利用原位成像纳米压痕技术研究了针叶材管胞细胞壁不同壁层之间在纵向弹性模量(MOE)和硬度方面的差异。
In situ imaging nanoindentation was used to characterize the differences in longitudinal Modulus of Elasticity (MOE) and hardness of different cell wall layers of softwood tracheids.
薄膜硬度通过纳米压痕仪进行测量。
仪器化压痕法是一种新兴的试验方法,不仅可以测量金属材料的硬度,还可以测定金属材料的其他参数。
Instrumented indentation test is a new kind of testing method. It can determine not only the hardness but also the materials parameters of metallic materials.
可通过测量压痕对角线长度,直接在LCD屏幕上显示硬度值。
By measuring the length of the diagonal indentation directly in the LCD screen hardness.
实验证明,该算法满足对布氏硬度计压痕直径的测量要求。
The experiment has proved that the algorithm can satisfy the need of the indentation diameter measurement.
布氏硬度,锥体压痕硬度,球体压痕硬度。
Brinell hardness, cone impression hardness, ball impression hardness.
试验结果显示:随矿渣取代水泥质量分数的增加,基体与界面过渡区之间压痕硬度的差异减少;
Results show that the ratio of hardness of matrix to that of interface transition zone decreases with the increase of cement replacement level by blast furnace slag;
本文从微硬度量测方法得到启发,提出了一种新型的残余应力测试方法-围箍压痕法。
In this paper, in the view of microhardness measurement, a new method to measure the residual stress, named the method of hoop-stress is investigated.
纳米压痕试验结果表明,通过改变沉积负偏压和C_2H_2流量可以提高薄膜的硬度和弹性模量。
The nano-indentation results show through changing the deposited voltage and C_2H_2 gas flux rate could increase the hardness and elastic modulus of the films.
纳米压痕技术是一种先进的材料微纳米硬度测量方法,可以满足对微小零件表面力学性能的检测。
The nanoindentation technology is an advanced measurement of material's micro and nano hardness, which can satisfy the detection of surface mechanical properties of micro parts.
同时,采用DSC和纳米压痕仪等仪器,测试薄膜的相变温度、显微硬度和弹性模量。
Meanwhile, the phase transition temperature, micro-hardness and elastic modulus were analyzed by DSC, nano-indenter and the other instruments.
ASTMD2583巴氏硬度测试用巴科尔硬度仪对硬质塑料压痕硬度的标准试验方法简介:ASTM D2583巴氏硬度测试包括了对加强和非加强塑料压痕硬度的测定,使用型号934-1和935的巴科尔硬度仪。
ASTM D2583 Scope This test method covers the determination of indentation hardness of both reinforced and nonreinforced rigid plastics using a Barcol Impressor, Model No. 934-1 and Model No. 935.
由压痕法测得的膜的硬度。
The hardness of the films was measured by an indentation method.
纳米压痕和纳米划痕硬度和抗划伤性测定,分别。
Hardness and scratch resistance were measured by nano-indentation and nano-scratch, respectively.
内置硬度计算器,可通过输入压痕对角线长度,直接在LCD屏幕上显示硬度值。
The inside places the degree of hardness calculator, can pass the importation press the diagonal line length, direct the manifestation degree of hardness is worth in LCD holding the act.
本文主要从四个方面对维氏硬度测量系统进行了研究和介绍:维氏硬度计原理、图像采集、压痕图像处理和系统实现。
They are the principle of Vickers hardness, image acquisition, image processing of the image of indentation, and the implementation of Vickers hardness testing system.
介绍几个关于金属材料硬度仪器的研制,仪器主要是依靠不同角度的角锥金刚石压头或者不同直径的钢球压头依靠加卸载力来对金属表面做出压痕。
On a few metal hardness instruments, major equipment is on a different angle conical diamond indenter or different diameter ball pressure on the first loading of the metal to Surface make indentation.
纳米压痕和维氏硬度测试表明,其硬度值随压力变化规律与自由体积随压力变化规律一致。
The HP treatment had a big influence on the mechanical properties of the BMG too. The change of the hardness of the BMG with the applied pressure exhibited the same trend as that of the free volume.
测试结果表明,热障涂层系统的显微硬度存在压痕尺寸效应,即表观显微硬度随施压载荷的增加而显著降低。
Through centrifugal model tests, the influence of plate size on the results of plate loading tests was studied.
测试结果表明,热障涂层系统的显微硬度存在压痕尺寸效应,即表观显微硬度随施压载荷的增加而显著降低。
Through centrifugal model tests, the influence of plate size on the results of plate loading tests was studied.
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