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  • Product Name: All Rockwell Hardness Tester
  • Product No.: 574RST
  • Brief Introdction: Big LCD Display Rockwell Hardness Tester

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All Rockwell Hardness Tester 574RST

The Rockwell 574RST Hardness Tester is a proven, durable, and reliable deadweight testing instrument. This system is available in Regular, Superficial and Twin Scale models and capable of testing in all of the regular Rockwell hardness scales (60, 100, and 150 kg major test forces), superficial Rockwell hardness scales (15, 30, and 45 kgf major test forces) and can accommodate a wide variety of applications. The Rockwell 574RST Hardness Tester includes a rugged industrial design, a brand new user-friendly LCD panel, and a built-in USB port for rapid data transfer to Microsoft Excel or other applications. All Rockwell R574 Series Hardness Testers are equipped with a powerful auto-braking system on preload ensuring seamless operation, as well as a high-precision depth measurement system for accurate and repeatable testing. The 574 Series Rockwell Hardness Testers offer quality, durability, and an industry leading Gauge Repeatability and Reproducibility making this hardness testing instrument best in class. 



· USB port for data transfer

· Crisp, intuitive LCD display with test status, hardness values, statistics, and six languages

· Specimen lighting with adjustable illumination levels

· Dial selectable loads

· Durable industrial design to withstand harsh environments

· Automatic minor load braking system

Technical Specifications

Hardness Capabilities




Hardness Scales

A, B, C, D, E, F, G,

H, K, L, M, P, R, S, V

15N, 30N, 45N, 15T, 30T, 45T,

15W, 30W, 45W, 15X, 30X, 45X,

15Y, 30Y, 45Y

A,B, C, D, E, F, G, H, K, L, M, P, R, S, V,

15X, 30X, 45X, 15Y, 30Y, 45Y

Preliminary Load

10 Kg
(98.07 N)

3 Kg
(29.42 N)

3, 10 Kg
(29.42, 98.07 N)

Test Loads

60, 100, 150 Kg
(588.4, 980.7, 1471 N)

15, 30, 45 Kg
(147.1, 294.2, 441.3 N)

15, 30, 45, 60, 100, 150 Kg
(147.1, 294.2, 441.3, 588.4, 980.7, 1471 N)

Test Force Application Type

Calibrated Spring (Minor Load), Dead weight stack (Major load)

Dwell Time

Minor Dwell Time: 0.1 - 50.0 seconds
Major Dwell Time: 1.0 - 50.0 seconds
Elastic Recovery: 0.2 - 50.0 seconds

Vertical Testing Capacity

289 mm (11.43 in) accessories may decrease available capacity

Test Cycle Type

Motorized (Manual preload, auto trip, auto brake)

Specimen Illumination

Adjustable LED

Standards Compliant

ASTM E18, ASTM D785, ASTM B294, ISO 6508, JIS Z2245, GB/T 230


ASTM E140, ISO 18265, DIN 50150, GB T1172 Convert up to 4 scales simultaneously


Number of Tests, Mean, Standard Deviation, Maximum, Minimum Range, CP, CPk, Individual test

hardness numbers (displayed in a scrolling vertical list)



Data Memory

999 per each hardness scale

Data Output

USB and RS-232


0.1 or .01 HR (adjustable)

Throat Depth

175 mm (6.93 in) at the top, 155 mm (6.13 in) at the bottom

Machine Dimensions

Overall height: 934 mm (36.83 in)
Overall width: 292 mm (11.53 in)
Overall depth: 566 mm (22.3 in)

Maximum Specimen Weight

100 Kg (220 lb)

Machine Weight

75 Kg (165 lb)

Power Supply

100 - 240V AC 60/50 Hz


Steels, Coppers, Cast Irons, Thin Materials, Shallow and Deep Case Hardened Materials