Metallic materials—I standards english version

NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA

GB/T 21838.4-2020

Metallic materials—Instrumented indentation test for hardness and materials parameters—Part 4: Test method for metallic and non-metallic coatings

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The Standardization Administration of the People's Republic of China

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GB Standard Code	GB/T 21838.4-2020
Standard Category	China National Standards
GB Standard English Title	Metallic materials—Instrumented indentation test for hardness and materials parameters—Part 4: Test method for metallic and non-metallic coatings
GB Standard Chinese Title	金属材料硬度和材料参数的仪器化压入试验第4部分:金属和非金属覆盖层的试验方法
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