Good quality Shore Hardness Measurement - The Impact Device of Hardness Tester – TMTeck
Good quality Shore Hardness Measurement - The Impact Device of Hardness Tester – TMTeck Detail:
The Impact Device of Hardness Tester
Different Types of Impact Device
Material |
Hardness method |
Impact device |
|||||
D/DC |
D+15 |
C |
G |
E |
DL |
||
Steel and cast steel |
HRC |
17.9~68.5 |
19.3~67.9 |
20.0~69.5 |
22.4~70.7 |
20.6~68.2 |
|
HRB |
59.6~99.6 |
47.7~99.9 |
37.0~99.9 |
||||
HRA |
59.1~85.8 |
61.7~88.0 |
|||||
HB |
127~651 |
80~638 |
80~683 |
90~646 |
83~663 |
81~646 |
|
HV |
83~976 |
80~937 |
80~996 |
84~1042 |
80~950 |
||
HS |
32.2~99.5 |
33.3~99.3 |
31.8~102.1 |
35.8~102.6 |
30.6~96.8 |
||
Hammered steel |
HB |
143~650 |
|||||
Cold work tool steel |
HRC |
20.4~67.1 |
19.8~68.2 |
20.7~68.2 |
22.6~70.2 |
||
HV |
80~898 |
80~935 |
100~941 |
82~1009 |
|||
Stainless steel |
HRB |
46.5~101.7 |
|||||
HB |
85~655 |
||||||
HV |
85~802 |
||||||
Gray cast iron |
HRC |
||||||
HB |
93~334 |
92~326 |
|||||
HV |
|||||||
Nodular cast iron |
HRC |
||||||
HB |
131~387 |
127~364 |
|||||
HV |
|||||||
Cast aluminum alloys |
HB |
19~164 |
23~210 |
32~168 |
|||
HRB |
23.8~84.6 |
22.7~85.0 |
23.8~85.5 |
||||
Brass(copper-zinc alloys) |
HB |
40~173 |
|||||
HRB |
13.5~95.3 |
||||||
Bronze (copper-aluminum/copper-tin alloys) |
HB |
60~290 |
|||||
Wrought copper alloys |
HB |
45~315 |
Non conventional impact devices |
DC(D)/DL |
D+15 |
C |
G |
E |
|
Impacting energy Mass of impact body |
11Mj 5.5g/7.2g |
11mJ 7.8g |
2.7mJ 3.0g |
90mJ 20.0g |
11mJ 5.5g |
|
Test tip Hardness Diameter of test tipMaterial of test tip |
1600HV 3mm Tungsten carbide |
1600HV 3mm Tungsten carbide |
1600HV 3mm Tungsten carbide |
1600HV 5mm Tungsten carbide |
5000HV 3mm synthetic diamond |
|
Impact device Diameter Impact device Length Impact device Weight |
20mm 86(147)/ 75mm 50g |
20mm 162mm 80g |
20mm 141mm 75g |
30mm 254mm 250g |
20mm 155mm 80g |
|
Max. hardness of workpiece |
940HV |
940HV |
1000HV |
650HB |
1200HV |
|
Mean roughness of workpiece surface of the Ra |
1.6μm |
1.6μm |
0.4μm |
6.3μm |
1.6μm |
|
Min. weight of sample Measure directly Need support firmly Need coupling tightly |
>5kg 2~5kg 0.05~2kg |
>5kg 2~5kg 0.05~2kg |
>1.5kg 0.5~1.5kg 0.02~0.5kg |
>15kg 5~15kg 0.5~5kg |
>5kg 2~5kg 0.05~2kg |
|
Min. thickness of sample coupling tightly Min.layer thickness for surface harden |
5mm ≥0.8mm |
5mm ≥0.8mm |
1mm ≥0.2mm |
10mm ≥1.2mm |
5mm ≥0.8mm |
|
Size of tip indentation |
||||||
Hardness 300HV |
Indentation diameter |
0.54mm |
0.54mm |
0.38mm |
1.03mm |
0.54mm |
Indentation depth |
24μm |
24μm |
12μm |
53μm |
24μm |
|
Hardness 600HV |
Indentation diameter |
0.54mm |
0.54mm |
0.32mm |
0.90mm |
0.54mm |
Indentation depth |
17μm |
17μm |
8μm |
41μm |
17μm |
|
Hardness 800HV |
Indentation diameter |
0.35mm |
0.35mm |
0.35mm |
– |
0.35mm |
Indentation depth |
10μm |
10μm |
7μm |
– |
10μm |
|
Available type of impact device |
D: General test DC: Hole or hollow-cylindrical test DL: Slender narrow groove or hole test |
D+15: groove or reentrant surface |
C: small, light, thin parts or surface of hardend layer |
G: large, thick, heavy or rough surface steel |
E: super high hardness material |
Type of Impact Device |
Distance of center of the two indentations |
Distance of center of the indentation to sample edge |
Not less than (mm) |
Not less than (mm) |
|
D、DC |
3 |
5 |
DL |
3 |
5 |
D+15 |
3 |
5 |
G |
4 |
8 |
E |
3 |
5 |
C |
2 |
4 |
Product detail pictures:












Related Product Guide:
We also present product or service sourcing and flight consolidation products and services. We have our possess manufacturing facility and sourcing place of work. We can easily supply you with almost every type of product or service connected to our item variety for Good quality Shore Hardness Measurement - The Impact Device of Hardness Tester – TMTeck , The product will supply to all over the world, such as: Japan, Greek, France, We solution have passed through the national skilled certification and been well received in our key industry. Our specialist engineering team will often be ready to serve you for consultation and feedback. We are able to also provide you with no cost samples to meet your needs. Best efforts will be produced to offer you the very best service and solutions. For anyone who is considering our business and solutions, please speak to us by sending us emails or get in touch with us right away. As a way to know our products and enterprise. lot more, you'll be able to come to our factory to find out it. We will constantly welcome guests from around the globe to our firm. o build enterprise. elations with us. Please really feel absolutely free to make contact with us for small business and we believe we will share the top trading practical experience with all our merchants.

The company leader recept us warmly, through a meticulous and thorough discussion, we signed a purchase order. Hope to cooperate smoothly
