15
16
Maintenance
The test personnel shall abide by the operating regulations, the
hardness tester shall be used and maintained by assigning special
person.
The apparatus shall be in a state of unloading when turning the
changing hand wheel.
In the course of test, when the test piece and indent mutual contact,
they shall be slow and stable.
After the completion of test, you shall keep the apparatus in a state
of unloading, covered by a dust cover, the indenter and the
hardness block shall be coated with vaseline against rust.
With the exception of the lifting and lowering part of the screw rod
which shall be coated with little amount of lubricant, all of the other
parts of the hardness tester shall not be coated or injected with any
kind of lubricant.
When transporting the apparatus, the oil in the buffer shall be drawn
off, the transportation shall be carried out with its bottom supported,
no lean down to the transverse direction is allowed, it is not allowed
to touch the handle during transportation. When transporting,
fasten the optical lever by rubber band and take away the weights
and suspended lever.
Maintenance of hardness tester and matters to be noted:
2
3
4
1
5
6
98N preload, 588, 980, 1471N
total load
306, 613, 1839N
294N
37.5X/75X (selectable)
180mm
546×300×767mm
90kg
0.5HR
manual
manual
200mm(from the center of indenter)
Rockwell test load
Min. Rockwell reading
Brinell test load
Vickers test load
Stage elevation
Load control
Magnification of microscope
Max. workpiece height
Max. workpiece depth
Dimension
Weight
Standard Delivery
Specification
1pc
1pc
1pc
1pc
1pc
1pc
1pc
1pc
Ø5mm Brinell indenter
Main unit
Diamond Rockwell indenter
Ø1.5875mm carbide ball indenter
Ø2.5mm Brinell indenter
Vickers indenter
Ø60mm flat anvil for Rockwell
Ø150mm flat
for Rockwell
anvil
V-anvil for Rockwell
1pc
1pc
1pc
1pc of each
1pc
1pc
1pc
1pc
V-anvil for Rockwell
Flat anvil for Vickers and Brinell
V-anvil for for Vickers and Brinell
Rockwell test block HRC (high, low)
Rockwell test block HRB
Brinell test block
Vickers test block
Anti-dust cover
