| Payment Terms | T/T, Paypal, Western Union | 
| Supply Ability | 5000pcs per month | 
| Delivery Time | 1-4days | 
| Packaging Details | Standard export package | 
| Material | metal | 
| Color | Silver | 
| Steel and cast steel | 17.9~68.5HRC | 
| Impact energy | 11mJ | 
| Name | Impact Device DL | 
| Ball tip diameter | 3mm | 
| Ball tip material | Tungsten carbide | 
| Impact device diameter | 20mm | 
| Impact devide length | 75mm | 
| Ra request for work piece | 1.6μm | 
| Max. hardness of workpiece | 940HV | 
| Brand Name | HUATEC | 
| Model Number | Impact Device DL | 
| Certification | ISO, CE, GOST | 
| Place of Origin | Beijing | 
View Detail Information
Explore similar products
DIN 53505 ISO 868 ISO 7619 Portable Hardness Tester HT-6710A
Sand Mould Wet Mould Portable Hardness Testing Equipment HT-6710B Digital
Digital ABS USB Portable Hardness Tester HT-6710C
High Pressure Mould Wet Mould Surface Hardness Tester Pressure Load 180g
Product Specification
| Payment Terms | T/T, Paypal, Western Union | Supply Ability | 5000pcs per month | 
| Delivery Time | 1-4days | Packaging Details | Standard export package | 
| Material | metal | Color | Silver | 
| Steel and cast steel | 17.9~68.5HRC | Impact energy | 11mJ | 
| Name | Impact Device DL | Ball tip diameter | 3mm | 
| Ball tip material | Tungsten carbide | Impact device diameter | 20mm | 
| Impact devide length | 75mm | Ra request for work piece | 1.6μm | 
| Max. hardness of workpiece | 940HV | Brand Name | HUATEC | 
| Model Number | Impact Device DL | Certification | ISO, CE, GOST | 
| Place of Origin | Beijing | ||
| High Light | 11mj portable digital hardness tester ,HUATEC portable digital hardness tester ,HUATEC digital hardness tester | ||
11mJ Impact Device DL Surface Hardened Layers Gear Portable Digital Hardness Tester
Application:
Measure the surface hardness of metal workpiece in narrow space such as gear,narrow groove or orifice
![]()
impact device DL
|  			 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  |  		
|  			 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  |  		
  
Company Details
Business Type:
Manufacturer,Exporter,Trading Company 
Year Established:
2010 
Total Annual:
600-1000
Employee Number:
50~100 
Ecer Certification:
Verified Supplier 
Established in year 2000,HUATEC Group is a reliable manufacturer and supplier of testing instruments in Beijing China. HUATEC Group combines all the R/D and production advantage of all its own subsidiaries, takes advantage of its years marketing and sales experience in global market, contributes to ... Established in year 2000,HUATEC Group is a reliable manufacturer and supplier of testing instruments in Beijing China. HUATEC Group combines all the R/D and production advantage of all its own subsidiaries, takes advantage of its years marketing and sales experience in global market, contributes to ...
Get in touch with us
Leave a Message, we will call you back quickly!