Hardness scale: HRA, HRB, HRC, HRD, HRF, HRG.
Preliminary test force 10kg. Test force: 60kg, 100kg, 150kg.
Load control manual. Min. reading 1HR.
Apply to large and heavy steel or iron workpieces.
According to ISO 6508, ASTM E18
Related products
Measuring/ Inspection Instruments
$71.05
Measuring/ Inspection Instruments
$64.90
Measuring/ Inspection Instruments
Insize 3231-4, NON MAGNETIC MICROMETERS, 3-4″, 6928640360503
$1,373.37

Insize 6381-25W, MICROMETER HEAD, 0-25mm, 6928640308031
Standard Abrasives 726000, A/O C4 Straight Precision Cartridge Roll, 1 in x 2-1/2 in x 1/4 in 60, 7100098773
Dynabrade 77767 5" Dia. x 7/8" Center Holes, 40 Grit, Z/A, Type 27, DynaCut Flap Disc w/Fiberglass, 10/pack
3M 15041, Scotch Electrical Shielding Tape 24, 1 in x 15 ft (25 mm x 4,6 m), 7000031348
3M 11411, Roloc Disc 361F, 50 YF-weight, TR, 1 in, Die R100N, 7000045095 