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See Chinese contents: GB/T 3854-2017 GB/T 3854-2017: Test method for hardness of reinforced plastics by means of a Barcol impresser
This Standard specifies principle, test instrument, specimen, test conditions, test procedures, test results and test report by using the Barcol hardness tester to test the hardness of reinforced rigid plastics and their products. This Standard is applicable to the determination of the Barcol hardness of the reinforced rigid plastics and their products; while the determination of the Barcol hardness of the non-reinforced rigid plastics and their products can also refer to this Standard; however, it is not applicable to the materials with Barcol hardness less than 20.
