Máy đo độ cứng HBRV-187.5 Laryee

Model

HBRV-187.5

HBRVU-187.5

Rockwell scales

HRA, HRB, HRC

HRA, HRB, HRC

Brinell scales

HBW2.5/31.5, HBW2.5/62.5, HBW5/62.5, HBW2.5/187.5

Vicker’s scales

HV30, HV100

Preliminary test force

98N(10kgf)

Rockwell test load

588N(60kgf)，980.7N(100kgf)，1471N(150kgf)

Brinell test load

294.2N(30kgf),306.5N(31.25kgf),612.9N(62.5kgf),980.7N(100kgf),1839N(187.5kgf)

Vickers test load

294.2N(30kgf), 980.7N(100kgf)

Magnification of microscope

37.5X and 75X

Loading control

Automatically

Hand

Max. height of specimens

170mm（Rockwell hardness）
100mm(Brinell, Vickers hardness)

160mm

Distance from indenter's center
to OuterWall

165mm

200mm

Duration time

2-60S

Machine size (DxWxH) (mm)

520×215×700

560×260×767

Power supply

AC220V/50Hz ，AC110V/60Hz

Weight (kg)

80

90

Standard accessories

Diamond Rockwell indenter, Diamond Vickers indenter,
Ø1.5875mm hard alloy ball indenter, Ø2.5mm, Ø5mm hard alloy ball indenter,
Testing table (large, medium, ”V”),
Standard hardness block ( Rockwell, Brinell, Vickers ),
Power cord Weight (0#,1#,2#,3#,4#),
15X microscope eyepiece, 2.5X objective, 5 X objective lens