山本科学硬度标准片

山本科学硬度块

日本山本科学社YAMAMOTO硬度块

　　在所有硬度测试中，测量通过对样品施加测试力（力）而产生的变形量（长度）。从这个意义上说，硬度的标准取决于力和长度和时间等直接精度。

　　硬度基准片是直接精度特别优异的试验机，对硬度变化极小、硬度不随时间变化的试片进行测试，并显示硬度值。

　　用于对试验机进行日常检查（间接精度），确认试验机是否在标准规定的允许范围内（非校准）。因此，如果在使用基准件的检查中发现任何异常，将由专家等进行直接的精度检查和校准。

YAMAMOTOStandard Blocks for HardnessHRC-10

YAMAMOTO Standard Blocks for Hardness HRC-20

YAMAMOTO Standard Blocks for Hardness HRC-25

YAMAMOTO Standard Blocks for Hardness HRC-30

YAMAMOTO Standard Blocks for Hardness HRC-35

YAMAMOTO Standard Blocks for Hardness HRC-40

YAMAMOTO Standard Blocks for Hardness HRC-45

YAMAMOTO Standard Blocks for Hardness HRC-50

YAMAMOTO Standard Blocks for Hardness HRC-55

YAMAMOTO Standard Blocks for Hardness HRC-57

YAMAMOTO Standard Blocks for Hardness HRC-60

YAMAMOTO Standard Blocks for Hardness HRC-62

YAMAMOTO Standard Blocks for Hardness HRC-64

YAMAMOTO Standard Blocks for Hardness HRC-67

YAMAMOTO Standard Blocks for Hardness HRC-70

YAMAMOTO Standard Blocks for Hardness HRB-32

YAMAMOTO Standard Blocks for Hardness HRB-42

YAMAMOTO Standard Blocks for Hardness HRB-52

YAMAMOTO Standard Blocks for Hardness HRB-62

YAMAMOTO Standard Blocks for Hardness HRB-72

YAMAMOTO Standard Blocks for Hardness HRB-82

YAMAMOTO Standard Blocks for Hardness HRB-90

YAMAMOTO Standard Blocks for Hardness HRB-95

YAMAMOTO Standard Blocks for Hardness HRB-100

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