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Standard Superficial Rockwell Hardness Test Block HRN

Standard Superficial Rockwell Hardness Test Block

The standard hardness block is a standard test block to check whether the hardness tester is within the error range specified in the standard.The Standard Superficial Rockwell Hardness Test Block  produced by our company are in line with the requirements of the relevant standards, high uniformity and good repeatability.

Technical parameter

    Range of hardness values

              Dimension

    Weight

89-91HR15N

42-50HR30N

75-80HR30N

20-70HR45N

73-93HR15TW

70-82HR30TW

 

 

60 * 40 * 10mm /2.4*1.6*0.4 in

 

 

0.19kg / 0.4lbs

Main Accessories

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