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                                 윌리엄Astm E114-15 인치 타입 1018 보정 시험 블록 탄소강 작은 이이더블유 2 윌리엄Astm E114-15 인치 타입 1018 보정 시험 블록 탄소강 작은 이이더블유 2
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                                 LeoAstm E114-15 인치 타입 1018 보정 시험 블록 탄소강 작은 이이더블유 2 LeoAstm E114-15 인치 타입 1018 보정 시험 블록 탄소강 작은 이이더블유 2
D Surface Hardened Layers Portable Metal Hardness Tester 11mj Impact Device
 
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x| 소재 | 금속 | 색상 | 은 | 
|---|---|---|---|
| 강철 및 주강 | 59.1~85.8 | 충격 에너지 | 11mJ | 
| 이름 | 충격장치 D | 볼팁 직경 | 3mm | 
| 볼팁 소재 | 텅프렌 탄화물 | 충격장치 직경 | 20mm | 
| 충격파괴길이 | 147MM | Ra 작업물 요청 | 1.6μm | 
| 강조하다 | 11mj portable hardness tester for steel,portable metal hardness tester HUATEC,HUATEC portable metal hardness tester | ||
11mJ Impact Device D Surface Hardened Layers Portable Metal Hardness Tester
Application:
Measurement hardness of surface hardened layers metal parts,.general application and most widely used for metal hardness testing.

7 types of optional impact device
| Materials to be tested | Hardness scales | 7 types Impact device | |||||
| D/DC | D+15 | C | G | E | DL | ||
| Steel and cast steel 
 | HRC | 20~68.5 | 19.3~67.9 | 20.0~69.5 | 
 | 22.4~70.7 | 20.6~68.2 | 
| HRB | 38.4~99.6 | 
 | 
 | 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 | |
| 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 | 
 | 
 | 
 | 
 | 
 | |
| 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-aluminium/tin alloys) | HB | 60~290 | 
 | 
 | 
 | 
 | 
 | 
| Wrought copper alloys | HB | 45~315 | 
 | 
 | 
 | 
 | 
 | 
| Common application for each impact device | 
 | DC: Test hole or hollow cylindrical 
 | 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 | DL: Test slender narrow groove or hole | 
Testing conditions requested by each impact device:
| Items | 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: Dia. 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 ball 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 | 
Optional support rings
| No. | Type | Sketch of non-conventional Supporting ring | Remarks | 
| 1 | Z10-15 | 
 | For testing cylindrical outside surface R10~R15 | 
| 2 | Z14.5-30 | For testing cylindrical outside surface R14.5~R30 | |
| 3 | Z25-50 | For testing cylindrical outside surface R25~R50 | |
| 4 | HZ11-13 | 
 | For testing cylindrical inside surface R11~R13 | 
| 5 | HZ12.5-17 | For testing cylindrical inside surface R12.5~R17 | |
| 6 | HZ16.5-30 | For testing cylindrical inside surface 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 spherical inside surface SR12.5~SR17 | |
| 11 | HK16.5-30 | For testing spherical inside surface SR16.5~SR30 | |
| 
 12 
 | UN | 
 | For testing cylindrical outside surface, radius adjustable R10~∞ | 

 
                                     
                        
                      
                         
                         
                         
                        
                     
                         
                        