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JFE SH-22-S005 Ultrasonic Hardness Tester SONOHARD™


Indenter: Micro Vickers diamond indenter

Indenting force: 1N (Approx. 0.1kgf)

Measuring range: 400-1000HV*¹ (Hardness value in scales of HRC, HRB, HS, HBW are also indicated for reference.)

Reproducibility (With measuring stand): ± (5%rdg)HV

Nonlinearity (With measuring stand): 400 to 1000HV ± (5%rdg)HV (Measuring on standard hardness block)

Allowable measuring angle: Within ±3°

Object to be measured

Material to be measured: Steel and metals which can be measured with hardness standard block made of the material

Size of object to be measured: Bigger than 15mm×15mm, thicker than 6mm

Measurable curvature: 


OD: bigger than 10mm

Ball radius: bigger than 20mm

Surface roughness: Under Ra1.6

General specifications

Power supply: AC adapter (100-240V), or rechargeable lithium ion battery

Operating temperature: 0 - 50 ℃


Display unit: 97mm(W)×170mm(H)×50mm(D)

Probe head diameter: 

 20mm (With grip)

 8mm (Without grip)

Probe length: 195mm

Carrying case: 389mm (W)×132mm (H)×200mm (D)


Display unit Approx. 405g

Probe Approx. 270g


Scale conversion: HV, HRC, HRB, HS, HBW, N/mm²

Display of measured value: 4 digits

Display resolution: 1HV, 0.1HRC, 0.1HRB, 0.1HS, 1HBW, 1N/mm²

Display contents: Measured value, Measuring times, Maximum value, Minimum value, Standard deviation, Average value

Function specifications

Data memory: 2000 data

User settable item: Upper limit, Lower limit, Measurement times (for automatic statistics func

Alarm: Alarm signal

Output: Data output in ASCII code from RS-232C socket

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