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ToolingU: Hardness Testing 221 (100% verified with correct answers)
Which of the following is the proper notation for a material with Rockwell B-scale hardness of 99? correct answers HRB99 
 
Which of the following statements about Shore hardness testing is true? Shore hardness testing uses: correct answers A durometer with an indenter and dial indicator to measure a material's hardness. 
 
What is the correct notation for a Knoop hardness of 600 under a 0.75 kg testing force? correct answers 600HK0.75 
 
Which of the following terms describes a material's abi...