Instron 可根据以下标准提供经认可的硬度标定：
- E-10 Standard Test Method for Brinell Hardness of Metallic Material
- E-18 金属材料洛氏硬度和洛氏表层硬度标准测试法
- E-92 Standard Test Method for Vickers Hardness of Metallic Material 1kgf to 120kgf
- E-110 Indentation Hardness of Metallic Material by Portable Hardness Testers
- E-384 1gf 至 1kfg 材料显微硬度标准测试法
进一步了解硬度计
