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ARROWELD ARW-HMR, Инструкция по эксплуатации

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Instruction Manual 

ARW-HMR  

 

 

AS, 02.12.2010 

HMR GB 

Page 12 of 13 

ARROWELD ITALIA Spa 

Via M. Pasubio, 137   

36010 Zanè (VI)-(Italia)  
Tel +39 0445 492313  

Fax +39 0445 491365 

E-mail:[email protected]   

 

 

 

 

Table 3 

 

Type of impact device 

DC(D)/DL 

D+15 

C 

G 

E 

Impact 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:  
Diam. Test tip: 
Material 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 sample 

940HV 

940HV 

1000HV 

650HB 

1200HV 

Mean roughness value of  
sample surface 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 hardening 

 
5mm 
 

≥

0.8mm 

 
5mm 
 

≥

0.8mm 

 
1mm 
 

≥

0.2mm 

 
10mm 
 

≥

1.2mm 

 
5mm 
 

≥

0.8mm 

Size of tip indentation 

Hardness 
300HV 

Indentation 
diameter 
Depth of indentation 

0.54mm 
 
24µm 

0.54mm 
 
24µm 

0.38mm 
 
12µm 

1.03mm 
 
53µm 

0.54mm 
 
24µm 

Hardness 
600HV 

Indentation 
diameter 
Depth of indentation 

0.54mm 
 
17µm 

0.54mm 
 
17µm 

0.32mm 
 
8µm 

0.90mm 
 
41µm 

0.54mm 
 
17µm 

Hardness 
 800HV 

Indentation 
diameter 
Depth of indentation 

0.35mm 
 
10µm 

0.35mm 
 
10µm 

0.35mm 
 
7µm 

-- 
 
-- 

0.35mm 
 
10µm 

Available types of impact devices 

DC:  test  hole  or 
hollow 

cylindrical 

DL: 

test 

slender 

narrow  groove  or 
hole 

D

+15: 

test 

groove 

or 

reentrant 
surface 

C: test small, light  
thin 

parts 

and 

surface 

of 

hardened layer 

G: 

test 

large, 

thick,  heavy  and 
rough 

surface 

steel 

E:

  test  super  high 

hardness material  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Содержание ARW-HMR

Страница 1: ...al Setting 6 5 4 Hardness Scale Setting 6 5 5 Tolerance Limit Setting 6 5 6 Hardness б b Setting 6 6 Print Set 6 7 Memory Management 6 7 1 View from No 1 Group View from Ending Group 6 7 2 View from Selected No Group 6 7 3 Data Transfer 6 7 4 Delete by Group No 6 7 5 Delete all Data 6 7 6 Deletion Confirmation 6 8 Browsing Memory Data Groups 6 9 System Reset 6 9 1 LCD Brightness Setting 6 9 2 Date...

Страница 2: ... 3 Standard test block 1 4 Cleaning brush I 1 5 Small support ring 1 6 Alkaline battery 4 AA size 7 Manual 1 8 Instrument case 1 9 Optio nal Config uration 11 Cleaning brush II 1 For use with G type impact device 12 Other type of impact devices and support rings Refer to Table 3 and Table 4 in the appendix 13 DataPro for HL200 software 1 14 Communication cable 1 1 4 Working Conditions Working Temp...

Страница 3: ...suring range HLD 170 960 HLD Measuring direction 0 360 Hardness Scale HL HB HRB HRC HRA HV HS Display dot matrix LCD 128 x 64 dots Data memory max 500 groups Power supply 3V 2AA size Alkaline batteries Continuous working period about 50 hours with backlight off Communication interface USB1 1 4 Preparation Testing 4 1 Preparation and Inspection before Testing 4 1 1 Preparation of Sample Surface Pre...

Страница 4: ...on should pass the axis of the impact device Each measurement area of the sample usually needs 3 to 5 times of testing operations The result data dispersion should not be more than the mean value 15 HL The distance between any two impact points or from the centre of any impact point to the edge of the sample should conform to the regulation of Table 4 1 If an accurate conversion from the Leeb hard...

Страница 5: ...esting Operation at the Main Display Testing operation can be carried out under this interface After each impact operation the current measured value can be displayed Impact times count plus one the buzzer will alert a long howl if the measured value is not within the tolerance limit As soon as the preset impact times are reached the buzzer will alert a long howl After two seconds the buzzer will ...

Страница 6: ...s to be pressed to move the cursor to the desired impact direction ETR has to be pressed to confirm ESC has to be pressed to cancel 6 5 2 Average Times Setting Average times can be modified within the range of 1 to 32 The 0 9 key has to be pressed to input the number value The cursor will shift right around automatically when inputting the number ETR has to be pressed to confirm ESC has to be pres...

Страница 7: ...xceeds the measurement range the user will be reminded by the Tester to reset 2 If the bottom limit is larger than the upper limit they will be exchanged automatically 6 5 6 Hardness бb Setting ETR has to be pressed to switch between Hard and бb Note Only D and DC type of impact device have got the function of бb measurement So Hard is the only selection if the impact device is not D or DC type 6 ...

Страница 8: ...including average value test set and each single value ESC has to be pressed to return to previous display 6 9 System Set At the main display interface MENU key has to be pressed to enter the main menu or key has to be pressed to move the cursor to System Set Menu ETR has to be pressed to enter System Set Menu Auto Save Off Auto Print Off Auto Delete Off Auto Trans Off Key sound On Warn Sound On L...

Страница 9: ...after measuring 5 times or key has to be pressed to input the nominal value ETR has to be pressed to confirm ESC has to be pressed to cancel this operation Range of adjustment 15HL 6 12 EL Background Light By means of the background light it is convenient to work in dark conditions key has to be pressed to switch on or off the background light at any time if necessary after the instrument is power...

Страница 10: ...e It has to be taken out and repeated for 5 times At last the impact body and the support ring have to be installed again The impact body has to be released after use Any lubricant is absolutely prohibited inside the impact device 8 2 Normal Maintenance Program If the standard Rockwell hardness block is used to test and if all the error is bigger than 2 HRC the ball top of the impact device or the...

Страница 11: ...9 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 Grey cast iron HRC HB 93 334 92 326 HV Nodular cast iron HRC HB 131 387 127 364 HV Cast aluminium 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 alum tin alloys HB 60 290 Wrought copper alloys HB 45 315 Tab...

Страница 12: ... 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 hardening 5mm 0 8mm 5mm 0 8mm 1mm 0 2mm 10mm 1 2mm 5mm 0 8mm Size of tip indentation Hardness 300HV Indentation diameter Depth...

Страница 13: ...25 50 For testing cylindrical outside R25 R50 4 HZ11 13 For testing cylindrical inside R11 R13 5 HZ12 5 17 For testing cylindrical inside R12 5 R17 6 HZ16 5 30 For testing cylindrical inside R16 5 R30 7 K10 15 For testing spherical outside surface SR10 SR15 8 K14 5 30 For testing spherical outside surface SR14 5 SR30 9 HK11 13 For testing spherical inside surface SR11 SR13 10 HK12 5 17 For testing...

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