标准硬度

标准硬度试块均匀性和稳定性

Homogeneity and stability of the standard hardness sample

用户购买标准硬度块后三个月内，如有质量问题可包换，包退。

Customers to purchase standard hardness block within three months after the problem if the quality of shifting , Guaranteed return of goods if unsatisfied .

用户购买我公司标准硬度块，在运输路途中撞伤，请及时和我公司联系。我公司负责反修。

Customers to purchase our standard hardness blocks , hit the road in the transport , please contact me promptly . I am responsible for anti-revisionism .

GB/T17199-1997标准维氏硬度块（小于HV0.2）的标定强调产品质量和服务水准维持不变。

Calibration of Vickers hardness reference blocks ( less than HV 0.2 ) Stress that the high quality of your products and serice is unchanged .

早在1984年我厂元老况水根研发的标准显微硬度块，经有关专家鉴定，各项指标均达到国际水平。

As early as1984 , the status of our plant veteran developed standards Shuigen microhardness block , by the experts , the indicators have reached international standards .

标准金属布氏硬度块测量不确定度评定

Evaluation on uncertainty in measurement for metallic Brinell hardness reference blocks

生产证明，自动生产线运行稳定可靠，热处理质量达到产品标准要求，硬度波动范围小于25HB。

Production has proved that the running of production line is stably and reliably , heat treatment quality meets the quality standard of products , and variation of hardness is less than25HB .

国外标准中洛氏硬度值测量不确定度的评定方法对比与分析

Comparison and Analysis of Evaluating Methods of Uncertainty in Measuring Metal Rockwell Hardness in Foreign Standard

与标准黄铁矿相比，硬度，反射率的降低，比重的增高，可作为金矿化的标型特征。

Compared with the standard pyrite , the relatively lower hardness and reflectivity as well as the increasement of specific gravity may be taken as typomorphic criteria for the better gold mineralization .