JFE SH-21A-E1 Ultrasonic Hardness Tester (1kgf ( 10N))

Measuring indenter: Diamond indenter for Micro-Vickers (facing-to- surface angle of 136˚)

Test load and control no. CE making complied models are required to add (CE) with control no.:  Approx 1kgf (roughly 10N)

Measuring range

Rockwell hardness: 10.0~70.0 HRC

Vickers hardness: 100~999 HV

Shore hardness: 20.0~99.9 HS

Brinell hardness: 85~550 HBW

Reproducibility

HRC: ±1.0HRC. HV: ±(3%rdg)HV, HS: ±1.0HS, HBW: ±(3%rdg)HBW

Applicable test materials: With steel as the principle material, other metallic materials may also be measured by calibrating against a standard hardness test block.

Display of measured values: Digital display (LCD, 4 digits) with EL backlight

Data memory: 2000 pieces

Digital display units: 1HV, 0.1HRC, 0.1HS, 1HBW, 1N/mm2 (tensile strength)

Allowable operating temperature: 0~50ºC

Power source: AC adapter(100~240V) or lithium ion rechargeable battery operatable for continuous 8 hours (with new battery)

Continious operating hours: 5 hours when featuring a rechargeable BL; 8 hours without BL

*BL= backlight

Dimensions: Display unit 97mm(W) X 172mm(H) X 50mm(D),

Probe diameter: 50mm, length: 170.5mm

Weight

Display unit: approx. 400g (including battery),

Probe and cable: approx. 430g

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

Alarm: Alarm (buzzer sound)

Output: RS-232C output used for data transmission or printing

Frequency: Motorized / manual switchover type approx 69~71kHz

Conversion: Compliant with SAE J417, JIS в 7731