Plastics—Determination of hardness—Part 2:Rockwell hardness
IDT ISO 2039-2:1987
全国塑料标准化技术委员会(SAC/TC 15)
1.1 GB/T 3398的本部分规定了用洛氏硬度计M、L及R标尺测定塑料压痕硬度的方法。
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