
HardRocker™ 150-A Rockwell Hardness Tester
Download & Print HardRocker 150A PDF file
Capable of measuring full Rockwell regular scales on all metals and alloys, the HardRocker™ 150-A Analog Rockwell Hardness Tester offers an excellent combination of economy and accuracy for your Rockwell hardness measurements on the shop floor, in the lab and/or in your quality control departments.
This analog model is an ideal basic hardness solution, with a user-friendly operation for obtaining accurate hardness results via direct dial reading.
HardRocker™ Rockwell hardness testers have high quality castings and conform to ASTM E-18 standard.

Features and Specifications
- Direct analog dial reading
- User-friendly and simple design
- Conforms to ASTM E-18
- Accurate and cost-effective
- Minor Load: 10 kgf
- Major Loads: 60, 100, 150 kgf
- Test Force Application: Dead-Weight Design
- Test Force Control: Hydraulic Dashpot System
- Display: Analog Dial Gauge
- Vertical Capacity: 6.7 in.
- Throat Depth: 6.6 in.
- Dimensions: H x W x D ( 30”x8.5”x20”)
- Shipping weight: 240 lbs
- Standard accessories include:
- C-scale Diamond Indentor
- 1/16” Ball Penetrator
- HRC test block (NIST traceable with certificate)
- HRB test block (with certificate)
- Test Table, Flat and V anvils
- Accessory case
| Ordering Guide | |
|---|---|
| Item # | Price |
| HardRocker 150A Rockwell Hardness Tester | $ 2,195.00 US |
| Instant Q-Point Rebate (Limited Time): | - $ 300.00 US |
| You'll Pay: | $ 1,895.00 US How to Order |
| Buy Now: | |
Standard Kit includes: Main unit, C Scale Diamond indenter, 1/16"ball penetrator, NIST certified HRC Test Block, HRB Test Block, Test Table, Flat & V Anvils, Accessory case, Operation Manual and One year warranty |
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The QR-657 model features a fully automatic system for high speed production measurement.
HardRocker QR-650 Series Rockwell Hardness Tester
- Measures all standard Rockwell hardness values
- Superior GR & R results
- Simultaneous conversion to HV, HB and other HR scales
- Rugged fine casted frame, allowing large dimension work pieces
- ASTM, ISO, JIS compliant
- Our unique motorized load application system, auto selection of main loads depending on HR scale (QR-656 and QR-657 only)
- Superior depth measuring system through Heidenhain (Germany) transducer
- Advanced LCD touch screen and operator panel with user friendly menu operation in multiple languages
- High speed preload, loading and unloading procedure for ultra high efficiency
- Motorized elevating screw simplifies and speeds up test operation (QR-657 and QR-677 only)
- Automatic measurement procedure, load / dwell / unload (QR-655 and QR-656 models)
- Fully automatic positioning and measuring procedure (positioning, preload, load, dwell, unload (QR-657 only)
- Storage of 50 test programs and tester settings, allowing you to set up your tester in just seconds
- Alpha numerical data entry
- Continuous automatic “online’’ statistics, incl. average of readings etc.
- Storage of 20,000 single hardness values
- Go / No Go mode
- Convex and concave measuring mode Calibration date expired (reminder)
- Service mode including electronic linearity calibration, tests counter, maintenance system
- Prints statistics to built--in printer or external printer
- Connects with PC or SPC network via built-in bi-directional USB2 connector
Standard delivery includes:
|
Optional accessories
|
| Ordering Information | |
|---|---|
| Product Code | Description |
| QR-655 | Manual load Manual elavator lead screw |
| QR-656 | Automatic load selection Manual elavator lead screw |
| QR-657 | Automatic load selection Motorized elavator lead screw/ Full automatic |
| Technical Specifications for HardRocker QR-650 Series Rockwell Hardness Tester | |
|---|---|
| Rockwell scales | A,B,C,D,E,F,G,K,L,M,P,R,V |
| Conversion to | HV, HB, other HR scales |
| Hardness resolution | 0.1 or 0.01 of a Rockwell unit |
| Pre-load | 10kgf |
| Main loads | 60, 100, 150kg |
| Pre-load application | Manual (automatic for QR-657) |
| Test force application | Fully automatic |
| Data output | Built in high speed printer & USB2 |
| LCD Display | Hardness value, conversion value, test force indicator, dwell time, memory contents, all machine settings, go / no go, all statistics |
| Specimen accommodation | Vertical space 275mm Horizontal space (from centre of elevator) 190mm |
| Power supply | 110/240V, 50 – 60Hz |
| Machine dimensions | Approx. 940mm x 390mm x 670mm (HxWxD) |
| Net weight | Approx. 140kg |

The QR-677 model offers a fully automatic system for high speed production measurement.
HardRocker QR-670 Twin Rockwell Hardness Tester
- Measures all Standard & Superficial Rockwell hardness values
- Superior GR & R results
- Simultaneous conversion to HV, HB and other HR scales
- Rugged fine casted frame allowing large dimension work pieces
- ASTM, ISO, JIS compliant
- Our unique motorized load application system, auto selection of main loads depending on HR scale (QR-676 & QR-677 only)
- Superior depth measuring system through Heidenhain (Germany) transducer
- Advanced LCD touch screen & operator panel with user friendly menu operation in multiple languages High speed preload, loading and unloading procedure for ultra high efficiency
- Mmotorized elevating screw simplifies and speeds up test operation(QR-677 only)
- Automatic measurement procedure, load / dwell / unload (QR-677 only)
- Fully automatic positioning and measuring procedure (positioning, preload, load, dwell, unload (QR-676 and QR-677 models))
- Storage of 50 test programs and tester settings, allowing you to set up your tester in just seconds
- Alpha numerical data entry
- Continuous automatic “online’’ statistics, incl. average of readings etc.
- Storage of 20,000 single hardness values
- Go / No Go mode
- Convex and concave measuring mode
- Calibration date expired (reminder)
- Service mode including electronic linearity calibration, tests counter, maintenance system Prints statistics to built-in printer or external printer
- Connects with PC or SPC network via built-in bi-directional USB2 connector
Standard delivery includes:
|
Optional accessories
|
||||||||||
| Technical Specifications for HardRocker QR-670 Twin Rockwell Hardness Tester | |
|---|---|
| Rockwell scales | Standard - A, B, C, D, E, F, G, H, K, L, M, P, R, S, V Superficial - 15N, 30N, 45N, 15T, 30T, 45T, 15W, 30W, 45W, 15X, 30X, 45X, 15Y, 30Y, 45Y |
| Conversion to | HV, HB, other HR scales |
| Hardness resolution | 0.1 or 0.01 of a Rockwell unit |
| Pre-load | 3kgf / 10kgf |
| Main loads | 15, 30, 45, 60, 100, 150kg |
| Pre-load application | Manual (automatic for QR-677) |
| Test force application | Fully automatic |
| Data output | Built in high speed printer & USB2 |
| LCD Display | Hardness value, conversion value, test force indicator, dwell time, memory contents, all machine settings, go / no go, all statistics |
| Specimen accommodation | Vertical space 275mm Horizontal space (from centre of elevator) 190mm |
| Power supply | 110/240V, 50 – 60Hz |
| Machine dimensions | Approx. 940mm x 390mm x 670mm (HxWxD) |
| Net weight | Approx. 140kg |
See Also
For further information or to place an order for the HardRocker series Rockwell Hardness Testers, please CLICK HERE, call us Toll-Free at: 1.877.884.TEST, or click on the "HOW TO ORDER" Button

