The weld characteristics of 5A05 aluminum alloy by friction stir welding,such as the mechanical properties,microstructures and the hardness distribution have been introduced in the paper.
硬度试验表明:搅拌摩擦焊焊接接头的硬度分布存在一定的规律,即焊核区的硬度分布近似为均值,由中心向两侧,硬度值逐渐降低,当达到HAZ时,硬度达到最低值,然后其值逐渐增加,最终达到与母材同等水平。
The hardness distribution without obviously declining gradient in one range of the hardened layer produced by plasma quenching is rather different from that by conventional quenching.
等离子表面淬火硬化层的硬度分布 ,在某一区域内无明显的硬度梯度 ,这与常规淬火方法的结果不太一样。
This paper investigates the microstructure and hardness distribution of 40Cr steel produced by broad beam laser hardening.
对４０Ｃｒ钢宽带激光淬火组织和硬度分布进行了较细致的研究，结果表明，激光淬火区组织结构和硬度沿层深明显变化，淬火区中奥氏体呈薄膜状，不连续地分布于马氏体间。
Effect of Melt Temperature in Outside Ladle on Microstructure and Hardness Distribution of 7075/6009 Aluminum Alloy
外浇包熔体温度对7075/6009铝合金铸锭组织和硬度分布的影响
Microstructure and Hardness Distribution of 40Mn2 Steel Welding Joint Under Different Welding Technics
40Mn2钢在不同焊接工艺下焊接接头显微组织与硬度分布
Computer prediction and experiment validation of microstructure and hardness distribution of parts after induction hardening
感应淬火零件组织和硬度分布的计算机预报及试验验证
An Algorithm and Hardware Implementation of Multiscale Dot Distribution
一种多尺度墨点分布算法及硬件实现
Hardness: There are many kinds of hardness.In printing,it is the resistance of materials such ad rubber blanket,paper,etc,to indentation.
硬度:硬度分多类。在印刷方面是指胶布、纸张等物料对压凹的抗力。
Mold base to be minimum hardness of165 BHN.
（2） 模座的最低硬度为165布氏硬度。
Mold base to be minimum hardness of 165 BHN.
模座的最低硬度为165布氏硬度。
Brinell magnifier
布氏硬度测量放大镜
semi-automatic optical Brinell hardness tester
半自动光学布氏硬度计
radial arm Brinell hardness tester
摇臂布氏硬度试验机
Brinell impact hardness tester
锤击式布氏硬度试验机
double impression method
锤击布氏硬度测定法
The width and depth of laser transformation hardening zone and residual stress distribution were measured experimentally.
实测了激光相变硬化区的宽度和深度及残余应力分布。
Durometer: Instrument for measuring the hardness of a resilient material,such as rubber blanket.
硬度计:用来量度弹性材料如胶布的硬度的仪器。
Metallic materials - Hardness test tables of Brinell hardness values for use in tests made on flat surfaces
金属材料－－硬度试验－－平面试验用布氏硬度值表
Conclusions:This results revealed that there were significant relationship between the clasp shape dimension and both stiffness and stress.
结论 :卡环的形状与卡环的应力分布和硬度值有关系
Computer Simulation and Experimental Verification of Hardness and Microstructure Distribution of Cutting Pick After Induction Heat-treated
镐形截齿感应热处理后硬度组织分布的计算机模拟及实验验证
Distribution and evolution trend of total hardness of shallow groundwater in plain area of Henan Province
河南省平原地区浅层地下水总硬度的分布及演化趋势