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TR 5008 A device for measuring the hardness of Rockwell method TR 5008.

TR 5008

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A device for measuring the hardness of Rockwell method TR 5008 (TR5008, TR-5008)
 
A device for measuring the hardness of Rockwell method TP 5008 is designed to measure the hardness of metals and alloys by the method of Rockwell.
The device is designed for use in workshops and laboratories of engineering and metallurgical enterprises, as well as in laboratories of research institutes with an ambient temperature of +10 º C to +35 º C, relative humidity from 50% to 80%.
The instrument measuring instrument Rockwell hardness method TP 5008 is an improved analog device TR 5006.
 
Technical characteristics of the instrument measuring devices Rockwell hardness method TR 5008:
 
Range of hardness measurements - 20HRA-88HRA, 20HRB-100HRB, 20HRC-70HRC;
The test load device unit for measuring the hardness method Rockwell TP 5008, pre - 98.07 N;
Test loads, general, method Rockwell - 588.4 N, 980.7 N, 1471N;
The maximum permissible errors of test loads device device for measuring the hardness method Rockwell TP 5008 - ± 0,5%, ± 1,0%;
Limits of permissible absolute error of measurement of hardness Rockwell are shown in Table 1;
 
Table 1 Maximum permissible absolute error of hardness measurement device measuring instrument Rockwell hardness method TR 5008 HRC
Intervals Hardness Rockwell c designation
Limits of permissible absolute error of measurement of hardness HRC
from 20HRA to 75HRA
± 2.0HR
from 75HRA to 88HRA
± 1.5HR
from 20HRA to 80HRB
± 3.0HR
from 80HRA to 100HRB
± 2.0HR
HRC 20 to 35HRC
± 2.0HR
HRC 35 to 55HRC
± 1.5HR
from 55HRC to 70HRC
± 1.0HR
 
The distance from the tip to the top of the test work plane instrument measuring instrument Rockwell hardness method TR 5008 adjustable - from 0 mm to 240 mm;
Distance from the tip to the wall of the test case, which limits the size of the test items - 145mm;
The hydraulic system of the device device for measuring the hardness of Rockwell method TR 5008 provides a smooth application in the main load 2c-8c;
Of full scale reading device - a dial indicator in the measurement method, Rockwell hardness is 0.5 units of hardness, which corresponds to the displacement of the tip of 0,001 mm;
Overall dimensions instrument for measuring the hardness of Rockwell method TR 5008:
- Length - 490mm;
- Width - 170mm;
Height - 780mm;
Unit weight device for measuring the hardness of Rockwell method TP 5008 - 75kg;
Full average life of the device - not less than 10 years;
A device for measuring the hardness of Rockwell method TP 5008 allows reference to evaluate the hardness of HRC in the range according to the values ​​specified in Table 3;
The device is included in the State Register of measuring the Russian Federation.
 
Table 3: Supplemental assessment instrument instrument for measuring hardness method TR 5008 HRC hardness Rockwell
Hardness scale
Load, N
View of the indenter
Measuring range, HR
D
980.7 N
Diamond cone
from 40HR to 77HR
E
980.7 N
Ball Ø 3,175 mm
from 70HR to 100HR
F
588.4 N
Ball Ø 1,588 mm
from 60HR to 100HR
G
1471N
Ball Ø 1,588 mm
from 30HR to 94HR
H
588.4 N
Ball Ø 3,175 mm
from 30HR to 100HR
K
1471N
Ball Ø 3,175 mm
from 40HR to 100HR
L
588.4 N
Ball Ø 6,35 mm
from 20HR to 115HR
M
980.7 N
Ball Ø 6,35 mm
from 20HR to 115HR
P
1471N
Ball Ø 6,35 mm
from 20HR to 100HR
R
588.4 N
Ball Ø 12,7 mm
from 20HR to 115HR
S
980.7 N
Ball Ø 12,7 mm
from 20HR to 100HR
V
1471N
Ball Ø 12,7 mm
from 20HR to 100HR
 
Completeness of the apparatus unit for measuring the hardness method Rockwell TR 5008 provided to the extent necessary for its installation and commissioning in accordance with the documentation and working conditions of the order;
The delivery products include operational documents (Manual);
Completeness of the apparatus unit for measuring the hardness method Rockwell TP 5008 is provided in Table 4 under;
 
Table 4: Delivery unit device for measuring the hardness method Rockwell TP 5008
Document Designation
The name and symbol
Quantity
Note
TR5008
instrument
1 pc.
 
Replacement parts
CT1
Flat table test Ø 139mm
1 pc.
 
CT3
Prismatic Table Test Ø 39mm angle of 90 °
1 pc.
 
GOST 9377-81
Tax tip Rockwell
1 pc.
In the case
 
Tip 1.588
1 pc.
 
Accessories
GOST 9031-75
Hardness model 2nd class MTR-1
1 com.
In the case
 
Set of keys
1 pc.
 
Operational documentation
 
Operating manual for the device
1 pc.
 
 
Passport to model hardness
1 pc.
 
 
Verification certificate
1 pc.
 
 
The additional supply of instruments measuring instruments Rockwell hardness method TR 5008 (available upon request) under Table 5;
 
Table 5: The additional supply unit device for measuring the hardness method Rockwell TR 5008 (available on request)
Document Designation
The name and symbol
Quantity
Note
PF1
Retaining clip
1 pc.
 
CT2
Flat table test Ø 179mm
1 pc.
 
CT4
Prismatic Table Test Ø 58mm angle of 150 °
1 pc.
 
 
Tip 5
1 pc.
 
 
Tip 3.175
1 pc.
 
 
Tip 6.35
1 pc.
 
 
Tip of 12.7
1 pc.
 
 
Tip 10
1 pc.
 
Spare parts
GOST 3722-81
Balls 1.588 mm ± 0,003 mm.
5 pcs.
In the case
GOST 3722-81
Balls 2.5 mm ± 0,003 mm.
5 pcs.
In the case
GOST 9031-75
Balls 5mm ± 0,003 mm.
5 pcs.
In the case
GOST 3722-81
Balls 3,175 mm ± 0,003 mm.
5 pcs.
In the case
GOST 3722-81
Beads 6.35 mm ± 0,003 mm.
5 pcs.
In the case
GOST 3722-81
Balls 12.7 mm ± 0,003 mm.
5 pcs.
In the case
GOST 3722-81
Balls 10mm ± 0,003 mm.
5 pcs.
In the case
 
The manufacturer guarantees that the quality of the instrument device for measuring the hardness of Rockwell method TR 5008 technical requirements specifications provided the customer terms and conditions of storage, transportation, installation, operation, and its specified operational documentation.


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