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- Rockwell hardness number 洛氏硬度值
- The hardness number is then read on a dial on the machine. The rockwell test is very quick, and is suitable for mass inspection of parts. 然后在硬度计的刻度盘上读出硬度数值。洛氏硬度计测试非常快捷，并且适用于部件的成批检验。
- It can be hardened to a Rockwell hardness of Rc 54-56. 它能达到54到56的洛氏硬度。
- The Vickers hardness number is indicated by HV ( formerly, DPH ). 维氏硬度用HV表示（之间写作DPH）。
- It was found that the surface roughness is significant in Brinell hardness testing, but has little influence on Rockwell hardness. 结果表明,表面粗糙度对布氏硬度值有重要影响,而洛氏硬度值与表面粗糙度关系不大。
- The evaluating methods of uncertainty in measuring the metal Rockwell hardness in ISO/DIS6508.1-2004 and ASTM E18-2003 are introduced. And the methods are compared and analyzed. 介绍了国际标准ISO/DIS6 508.;1-2004和美国ASTM E18标准中对金属洛氏硬度试验测量不确定度的评定方法;并对评定方法进行了比较和分析。
- To skilled cutter operation, mounted machine, Rockwell hardness tester, micro hardness tester, conductivity instrument, tensile test and salt spray test machine. 能熟练操作切割机、镶嵌机、洛氏硬度仪、显微硬度仪、电导率仪、拉伸试验机和盐雾试验机。
- This tester is a popular type Rockwell hardness testing machine, the construction is firm and reliable and safe, operating convenience etc. characteristics. 洛氏硬度计具有性能稳定，结构牢靠、安全，操作方便等特点。
- MRR（D）-150D1 Rockwell &Surferficial Rockwell Hardness tester is a popular type Rockwell Hardness testing machine ,beautiful and has a good reliability and intuitive nature. 150D1型洛氏-表面洛氏硬度计外观新颖、美观，具有良好的可靠性和直观性。
- In addition, the company possesses the complete check-out facility: two dimension phantom measuring instrument, Rockwell hardness tester, HV, salt-fog test box and torsion tester. 检测设备有二次元影像测量仪、洛氏、维氏硬度计、盐雾试验箱及扭力测试仪等。
- MRR（D）-150A1 Rockwell & Surferficial Rockwell Hardness tester is a popular type Rockwell Hardness testing machine ,beautiful and has a good reliability and intuitive nature. 天津汇科仪器设备有限公司，MRR（D）-150A1型洛氏-表面洛氏硬度计外观新颖、美观，具有良好的可靠性和直观性。
- Hard-nesses are Brinell Hardness Numbers. 硬度是布氏硬度.
- MRR(D)-150D1 Rockwell &Surferficial Rockwell Hardness tester is a popular type Rockwell Hardness testing machine ,beautiful and has a good reliability and intuitive nature. MRR(D)-150D1型洛氏-表面洛氏硬度计外观新颖、美观，具有良好的可靠性和直观性。
- MRR（D）-150D1 Rockwell & Surferficial Rockwell Hardness tester is a popular type Rockwell Hardness testing machine ,beautiful and has a good reliability and intuitive nature. 天津汇科仪器设备有限公司，MRR（D）-150D1型洛氏-表面洛氏硬度计外观新颖、美观，具有良好的可靠性和直观性。
- MRR(D)-150A1 Rockwell &Surferficial Rockwell Hardness tester is a popular type Rockwell Hardness testing machine ,beautiful and has a good reliability and intuitive nature. 150A1型洛氏-表面洛氏硬度计外观新颖、美观，具有良好的可靠性和直观性。
- The surface morphology, texture and adhesion of the diamond films were investigated by means of scanning electron microscope, X-ray diffractometer and Rockwell hardness tester. 用扫描电子显微镜、 X射线衍射仪以及洛氏硬度计对样品进行了分析检测。
- Explains the causes of variability in Rockwell Hardness test results and supplements information given in test methods with good practice recommendations. 解释变化性在在测验方法与良好的做法建议一起给的洛克韦尔硬度测验结果和补充讯息的原因。
- The Brinell hardness number of the hot rolled plates varies with measurement on the different batch of the products. 通过对热轧中厚板在不同深度上进行布氏硬度的测定 ,表明测量深度对硬度的明显的影响 ,并指出获得稳定值的必要性。
- Model HRM-45 serves to determine the superficial Rockwell hardness of hardnetals, carburized, nitrided layers, and other chemical freating layers, it is also used to for hardness thin of thiner pieces. HRM-45型表面洛氏硬度计适用于硬氏合金、渗碳、氮化层和其他化学处理层及薄形零件的硬度测定。
- The surface morphology, composition and adhesion of the diamond films were investigated by means of field emission scanning electron microscope (FESEM), X-ray diffractometer (XRD) and Rockwell hardness tester, respectively. 沉积气压为20Torr;基体温度为770±20℃;碳源浓度由3.;3%25匀速降为1
