Digital Universal Hardness Tester TH725
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- Commodity name: Digital Universal Hardness Tester TH725
- Commodity ID: 1105904128455495680
TH725 is the most powerful digital hardness testing machine. It provides reliable Brinell, Rockwell, Vickers testing methods with different testing forces and indenters. Large LCD display. Conversion scales of different kinds of hardness. Equipped with RS232 interface and printer.
Features
● Large LCD display shows stable and accurate results
● Digital versatile hardness tester for Brinell, Rockwell, Vickers testing
● Conversion among different hardness scales
● Selection of dwell time and setting of time and date
● Storage and printing function
● RS232 interface for optional functions
Rockwell Hardness
Specifications of rockwell hardness
Testing force(N)
Initial testing force
98.07(10kg)
Tolerance ±2.0%
total testing force
588.4(60kg)
Tolerance ±1.0%
980.7(100kg)
1471(150kg)
Indenter
Diamond cone indenter
Ф1.5875mm ball indenter
Scales
HRA
HRB
HRC
HRD
Max height of samples
175mm
Brinell Hardness
The technical specification of brinell hardness tester
Testing force
294.2N(30kg)
Tolerance ±1.0%
306.5N(31.25kg)
612.9N(62.5kg)
980.7N(100kg)
1839N(187.5kg)
Indenter
φ2.5mm、φ5mmBall Indenter
Scales
HBW1/30
HBW2.5/31.25
HBW2.5/62.5
HBW5/62.5
HBW10/100
HBW2.5/187.5
Eyepiece magnification
15×
Objective
2.5×(resolution 0.5μm)
5×(resolution 0.25μm)
Max height of sample
For 2.5×: max height is 95mm
For 5×: max height is 115mmVickers Hardness
Technical specifications of vickers hardness
Test force
294.2N(30kg)
Tolerance ±1.0%
980.7N(100kg)
Indenter
Diamond vickers indenter
Scale
HV30
HV100
Eyepiece magnification
15×
Objective magnification
5×(Resolution 0.25μm)
Max. height of specimen
115mm
Technical Specifications
The power source and the voltage
AC220V/110V, 50/60 Hz
Time-delayed control
0-60 seconds, adjustable
The distance from the Indenter center
to the instrument body165mm
Overall dimension (length×width×height)
551×260×800 mm
The net weight of the tester
80kg (Approx)
Accessories(Packing List)
Accessories kit of main body
Accessories kit of microscope
No.
Description of goods
Quantity
No.
Description of goods
Quantity
1
Diamond cone rockwell indenter
1
1
Digital eyepiece
1
2
φ1.5875mm steel ball indenter
1
2
Seat of microscope
in harness
1
3
Large testing table
1
3
Outside light
1
4
Medium testing table
1
4
Inside light
1
5
“V” shaped testing table
1
5
2.5× objective
1
6
0、1、2、3、4 weight
Total 5
6
5× objective
1
7
Standard hardness block HRC ( high, lower)
Total 2
7
Slipped testing table
1
8
Standard hardness block HRB
1
8
Diamond vickers indenter
1
9
Level bolt
4
9
φ2.5mm，φ5mm ball indenter
2
10
spanner
1
10
Standard vickers hardness block(HV30)
1
11
Power cable
1
11
Standard brinell hardness block（HBW/2.5/187.5）
1
12
Instruction manual
1
12
Gradienter
1
13
Quality certificate
1
13
Fuse 2A
2
14
Plastic Anti-dust Bag
1
Key words:- universal hardness tester
- Brinell/Rockwell/Vickers hardness measurement
Key words
