Dyfais Effaith Profwr Caledwch
Dyfais Effaith Profwr Caledwch
Gwahanol fathau o Ddychymyg Effaith
|
Deunydd |
Dull caledwch |
Dyfais effaith |
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|
D / DC |
D + 15 |
C |
G |
E |
DL |
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|
Dur a dur bwrw |
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 |
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HRA |
59.1 ~ 85.8 |
61.7 ～ 88.0 |
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|
HB |
127 ～ 651 |
80 ～ 638 |
80 ～ 683 |
90 ～ 646 |
83 ～ 663 |
81 ～ 646 |
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|
HV |
83 ～ 976 |
80 ～ 937 |
80 ～ 996 |
84 ～ 1042 |
80 ～ 950 |
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|
HS |
32.2 ～ 99.5 |
33.3 ～ 99.3 |
31.8 ～ 102.1 |
35.8 ～ 102.6 |
30.6 ～ 96.8 |
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|
Dur morthwyl |
HB |
143 ~ 650 |
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Dur offeryn gwaith oer |
HRC |
20.4 ～ 67.1 |
19.8 ～ 68.2 |
20.7 ～ 68.2 |
22.6 ～ 70.2 |
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|
HV |
80 ～ 898 |
80 ～ 935 |
100 ～ 941 |
82 ～ 1009 |
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|
Dur gwrthstaen |
HRB |
46.5 ～ 101.7 |
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|
HB |
85 ～ 655 |
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HV |
85 ～ 802 |
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Haearn bwrw llwyd |
HRC |
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HB |
93 ～ 334 |
92 ～ 326 |
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|
HV |
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Haearn bwrw nodular |
HRC |
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HB |
131 ～ 387 |
127 ～ 364 |
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HV |
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Alwminiwm cast aloion |
HB |
19 ～ 164 |
23 ～ 210 |
32 ～ 168 |
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|
HRB |
23.8 ～ 84.6 |
22.7 ～ 85.0 |
23.8 ～ 85.5 |
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Pres (aloion copr-sinc) |
HB |
40 ～ 173 |
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HRB |
13.5 ～ 95.3 |
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Efydd (aloion copr-alwminiwm / tun copr) |
HB |
60 ～ 290 |
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|
Copr gyr aloion |
HB |
45 ～ 315 |
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|
Anghonfensiynol dyfeisiau effaith |
DC (D) / DL |
D + 15 |
C |
G |
E |
|
|
Effeithio ar egni Màs yr effaith corff |
11Mj
5.5g / 7.2g |
11mJ
7.8g |
2.7mJ
3.0g |
90mJ
20.0g |
11mJ
5.5g |
|
| Awgrym prawf Caledwch Diamedr y domen brawf Deunydd y domen brawf |
1600HV 3mm Carbid twngsten |
1600HV 3mm Carbid twngsten |
1600HV 3mm Carbid twngsten |
1600HV 5mm Carbid twngsten |
5000HV 3mm synthetig diemwnt |
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|
Diamedr dyfais effaith Dyfais effaith Hyd Dyfais effaith Pwysau |
20mm
86 (147) / 75mm
50g |
20mm
162mm
80g |
20mm
141mm
75g |
30mm
254mm
250g |
20mm
155mm
80g |
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|
Max. caledwch workpiece |
940HV |
940HV |
1000HV |
650HB |
1200HV |
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|
Garwder cymedrig arwyneb workpiece y Ra |
1.6μm |
1.6μm |
0.4μm |
6.3μm |
1.6μm |
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Munud. pwysau'r sampl Mesur yn uniongyrchol Angen cefnogaeth yn gadarn Angen cyplu'n dynn |
> 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 |
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|
Munud. trwch y cyplydd sampl yn dynn Trwch min.layer ar gyfer caledu wyneb |
5mm
≥0.8mm |
5mm
≥0.8mm |
1mm
≥0.2mm |
10mm
≥1.2mm |
5mm
≥0.8mm |
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|
Maint indentation domen |
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|
Caledwch 300HV |
Indentation diamedr |
0.54mm |
0.54mm |
0.38mm |
1.03mm |
0.54mm |
|
Indentation dyfnder |
24μm |
24μm |
12μm |
53μm |
24μm |
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|
Caledwch 600HV |
Indentation diamedr |
0.54mm |
0.54mm |
0.32mm |
0.90mm |
0.54mm |
|
Indentation dyfnder |
17μm |
17μm |
8μm |
41μm |
17μm |
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|
Caledwch 800HV |
Indentation diamedr |
0.35mm |
0.35mm |
0.35mm |
– |
0.35mm |
|
Indentation dyfnder |
10μm |
10μm |
7μm |
– |
10μm |
|
|
Math o ddyfais effaith sydd ar gael |
D: Prawf cyffredinol
DC: Prawf silindrog twll neu wag
DL: Rhigol cul main neu brawf twll
|
D + 15: groove neu arwyneb reentrant |
C: rhannau bach, ysgafn, tenau neu arwyneb haenen hardend |
G: dur wyneb mawr, trwchus, trwm neu arw |
E: deunydd caledwch super uchel |
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|
Math o Ddychymyg Effaith |
Pellter canol y ddau fewnoliad |
Pellter canol y indentation i ymyl sampl |
|
Dim llai na (mm) |
Dim llai na (mm) |
|
|
D 、 DC |
3 |
5 |
|
DL |
3 |
5 |
|
D + 15 |
3 |
5 |
|
G |
4 |
8 |
|
E |
3 |
5 |
|
C |
2 |
4 |
