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KH-300 Portable Hardness Tester

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Technical Specification
KH-300 HARDNESS TESTER “IMPACT DEVICE D”

Integrated Leeb`s metal hardness tester KH-300

     Impact device D integrated : no cables!

     LCD display

     High accuracy  ±0.8%(HLD=800)

     Wide measuring range : HLD.HRC.HB.HRB.HV.HSD.δb

     Provides testing at any angle automaticly

     Data output RS-232 (Dateview software standard delivery)

     256 group memory data,5 measuring value each group

     Power off automatically in 6 minutes.

     Working temperature :-10 to 45 C

     Power : 2 pcs AAA battery

     Dimension : 135×55×25(mm)

 

Measuring ranges

Hardness

Material

HLD

HB

HRC

HRB

HV

HS

Cast steel

300-900

80-850

20-68

38.4-99.8

80-977

32.5-99.5

Alloy tool steel

300-840

 

20.5-67

 

80-898

 

Stainless steel

300-800

85-682

19.6-62.4

46.5-101.7

85-802

 

Gray cast iron

360-660

93-345

 

 

 

 

Spherical iron

400-660

131-387

 

 

 

 

Cast alum alloy

180-560

30-159

 

 

 

 

Copper zinc alloy

200-540

40-137

 

13.5-93.6

 

 

Copper tin alloy

300-700

60-290

 

 

 

 

Pure copper

200-700

45-324

 

 

 

 

 

Standard Delivery

Main unit KH-300 with integrated impact device type D

Test block with HLD value

Cable RS232

Dataview software

2 AAA battery

Cleaning brush

Certificate

Manual

Carrying case

 

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