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Webster Hardness Tester Verification Regulations
Webster Hardness Tester Verification Regulations, Total:2 items.
In the international standard classification, Webster Hardness Tester Verification Regulations involves: .
National Metrological Verification Regulations of the People's Republic of China, Webster Hardness Tester Verification Regulations
- JJG 944-2013 Verification Regulation of Metallic Webster Hardness Testing Machines
- JJG 944-1999 Verification Regulation of Metallic Webster Hardness Testing Machine