David Ellis Co, Inc. manufactures hardness test blocks developed by people who understand the standards & specifications that have to be met by manufacturers today. We have every possible scale and range of Brinell, and Rockwell blocks in stock, as well as Knoop, and Vickers Micro blocks, and heavy load Vickers blocks. David L. Ellis Co, Inc. are accredited by NVLAP. 美国大卫埃利斯公司(David Ellis Co, Inc.)是一家专业制造金属硬度块的**者,结合了125年在各种类型型号规格的硬度计维修,校准和服务经验上,生产所有刻度规格的布式硬度块、洛氏硬度块、努氏硬度块和维氏硬度块。美国大卫埃利斯公司(David Ellis Co, Inc.)并通过美国NAVLP的ISO⁄IEC 17025:2005实验室认证,所有硬度块符合美国ASTM标准、国际ISO标准和军方规范标准等要求,可溯源至美国NIST国家计量院, 现全部现货销售。 美国David Ellis布氏硬度块ASTM E-10 Brinell hardness block,美国原装进口,附*检测报告,可溯源至美国NIST国家计量院 ASTM E-10布氏硬度块规格 编号 载荷 范围 B0250 Brinell 250 Load All Hardness Ranges B0500 Brinell 500 Load All Hardness Ranges B1000 Brinell 1000 Load All Hardness Ranges B1002 Brinell 62.5 Load All Hardness Ranges B1500 Brinell 1500 Load All Hardness Ranges B3000 Brinell 3000 Load All Hardness Ranges B3001 Brinell 750 Load All Hardness Ranges B3002 Brinell 187.5 Load All Hardness Ranges BT001 Telebrinell All Hardness Ranges 苏州凯杰斯设备仪器有限公司作为美国大卫埃利斯公司(David Ellis Co, Inc.)在中国的代理经销商,销售所有刻度规格的布氏硬度块、洛氏硬度块、维氏硬度块、努氏硬度块和里氏硬度块,欢迎选购。