Most Popular Portable Hardness Tester

portable hardness testers pht-1800

Model No. PHT-1800

State of the art, digital portable hardness tester is designed to test the hardness of large hard metal parts. Loaded with useful functions only found on high priced models the PHT-1800 portable hardness tester is clearly setting a new industry standard by being the most accurate, economically priced portable hardness tester on the market today. Fast test speeds coupled with memory and output, this unit is a hand’s down winner whether you are out in the field or in the QC shop.

The PHT-1800 portable hardness tester can perform tests that easily convert to the most popular hardness scales, including Rockwell, Brinell, Vickers, Shore, etc.

Designed to test large hard parts:

Example: Tool steel should be close to 1” thick of solid material

portable hardness testers
  • Load the impact body
  • Place the impact body on your test piece
  • Push the button to begin testing and obtain reading
Standard Accessories:
  • Base instrument
  • Impact device D
  • Calibrated test block
  • Custom carry case
  • Cleaning brush
  • Operation manual
Optional Accessories:
  • Impact devices; DC, D+15, DL, G, C
  • Special support rings
  • Mini Printer
  • Easy to use keypad operation
  • Auto identification of Impact Device
  • Large LCD display with back light
  • USB Ouput
  • Automatic conversions to: Brinell, Rockwell B & C, Vicker and Shore
  • Automatic mean value as well as Min & Max values
  • Battery Indicator
  • Memory capacity (100 groups)
  • Accuracy: +/- 0.5% (referred to L=800,
  • Repeatability accuracy: +/- 4L units) L=Leeb
  • Measuring range: 200-960 HL
  • Materials: steel & cast steel, alloy tool steel, stainless steel, grey cast iron,
  • spheroidal iron, cast aluminum, brass, bronze, wrought copper alloy.
  • Battery type: AA alkaline (4)
  • Operating temperature: 5-104 degrees F
  • Dimensions: 150 x 74 x 32mm
  • Weight: 245 grams
portable hardness testers

portable hardness testers
Special Application Impact Devices 

Impact Device D
Universal standard device: 
Use for the majority of hardness testing assignments
Impact Device DL (not shown)
Needle front section .109” diameter x 1.96” length
Measurements in extremely confined spaces
Impact Device G
Enlarged test tip: For use on solid heavy components such as; rough castings and forgings. Brinell only.
Impact Device DC
Extremely short impact device
Used for very confined spaces such as holes, cylinders, internal measurements
Impact Device D+15
Slim front section with coil set back.
Hardness measurements in grooves, recessed surface.
Impact Device C
Reduced impact energy
For testing case hardened or thin walled components 

Impact Device Specifications for PHT-1800

Impact devices D/DC/DL D+15 C G
Impact energy 11Nmm 11Nmm 3Nmm 90Nmm
Mass of the impact body 5.5g 7.8g 3.0g 20g
  DL: 7.2g      
Test tip        
* Hardness 1600HV 1600HV 1600HV 1600HV
* Diameter 3mm 3mm 3mm 5mm
* Material   Tungsten Tungsten  
*   carbide carbide  
Impact device        
* Diameter 20mm 20mm 20mm 30mm
* Length 147/86mm 162mm 141mm 254mm
* Weight 75/50g 80g 75g 250g
Max. hardness of sample 940HV 940HV 1000HV 650HB
Preparation of surface        
* Max. roughness depth Rt 10 m m 10 m m 2.5 m m 30 m m
* Average roughness Ra 2 m m 2 m m 0.4 m m 6.3 m m
Min. weight of sample        
* Of compact shape 5kg 5kg 1.5kg 15kg
* On solid support 2kg 2kg 0.5kg 5kg
* Coupled on plate 0.  1kg 0.  1kg 0.  02kg 0.  5kg
Min. thickness of sample        
* Coupled 3mm 3mm 1mm 10mm
* Min. thickness of layers 0.  8mm 0.  8mm 0.  2mm    -
Indentation of test tip        
With 300 HV        
* Diameter 0.  54mm 0.  54mm 0.  38mm 1.03mm
* Depth 24 m m 24 m m 12 m m 53 m m
with 600 HV        
* Diameter 0.  45mm 0.  45mm 0.  32mm 0.  90mm
* Depth 17 m m 17 m m 8 m m 41 m m
with 800 HV        
* Diameter 0.  35mm 0.  35mm 0.  30mm    -
* Depth 10 m m 10 m m 7 m m    -

SUPPORT RINGS: We offer a 12pc set of rings for testing concave or convex parts.