Home
Technique & ApplicationApproximate Hardness Conversion Numbers for Copper, No. 102 to 142 Inclusive
| Vickers Hardness Numbe | Knoop Hardness Number | Rockwell Superficial Hardness Number | Rockwell Hardness Number | Rockwell Superficial Hardness Number | Brinell Hardness Number | ||||||||
| 1-kgf(HV) | 100-gf(HV) | 1-kgf(HK) | 500-gf(HK) | 15-T Scale,15-kgf 1⁄16-in. (1.588- mm) Ball(HR15T) | 15-T Scale,15-kgf 1⁄16-in. (1.588- mm) Ball(HR15T) | 30-T Scale,30-kgf 1⁄16-in. (1.588- mm) Ball(HR30T) | B Scale,100-kgf 1⁄16-in. (1.588- mm) Ball(HRB) | F Scale,60-kgf 1⁄16-in.(1.588-mm) Ball(HRF) | 15-T Scale,15-kgf 1⁄16-in.(1.588-mm) Ball(HR15T) | 30-T Scale,30-kgf 1⁄16-in.(1.588-mm) Ball(HR30T) | 45-T Scale,45-kgf 1⁄16-in.(1.588-mm) Ball(HR45T) | 500-kgf,10-mm Diameter Ball(HBS) | 20-kg 2-mm Diameter Ball(HBS) |
| 0.010-in.(0.25-mm) Strip | 0.020-in.(0.51-mm) Strip | 0.040-in. (1.02-mm) Strip and Greater | 0.080-in. (2.03-mm)Strip | 0.040-in.(1.02-mm)Strip | |||||||||
Copyright © 2007 HardnessTester All Rights Reserved . Hardness testers blog LINK TO US 
E-mail : export@tianxing.com.cn Tel : +86-24-2420-0002 Fax : +86-24-2423-0008
