




Mitutoyo 810-527-21 | Rockwell Hardness Testing Machines | HR-620B main unit ISO-JIS-ASTM | Operation Temperature 5 to 40°C | Vibration Frequency 5Hz or lower | External Dimensions 428x837x935 mm
The Mitutoyo 810-527-21 Rockwell Hardness Testing Machine (HR-620B) is a high-precision tester designed to meet ISO, JIS, and ASTM standards. It operates within a temperature range of 5°C to 40°C, ensuring reliable performance in various conditions. With a vibration frequency of 5Hz or lower, it minimizes external interference, ensuring accurate and consistent results. The machine offers a robust design with external dimensions of 428 x 837 x 935 mm, making it suitable for industrial and laboratory use. The HR-620B provides reliable and repeatable hardness testing. It is built for durability and long-lasting performance, ideal for quality control and material analysis.

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- Specifications
- Features
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Control Type | 5.7" touch screen display control or AVPAK software optional |
Data Output | RS-232C, SPC Digimatic D-type connection, USB (PDF and Excel if controled by AVPAK) |
Height | Specimen: 250 (165 with x-axis) mm |
Mass (main unit) | 205 kg |
Operation temperature | 5-40°C |
POWER CONSUMPTION | 100 W |
Power Supply | AC adapter 100 -240V, 50/60Hz Auto-selection |
Range | Test Force: 9,8-2450N (1-250kgf) |
Range | Y-axis: 160 mm |
Range | Z-axis: 250 mm |
Relative Humidity | 65% or lower without condensation |
Resolution | 0.01 HR (settable) |
Standards | Rockwell: ISO 6508-2, ASTM E18, JIS B7726 |
Switch Type | Test Force: Software |
Test force duration | 1-120 1 s. increments |
Throat Depth | 220 mm |
Type | Rockwell Hardness Testing Machine |
Vibration | 5Hz or lower |
Weight | Specimen: 50 kg |
XY Stage Size | y-axis integrated / x-axis optional |
- Standard Compliance: Meets ISO, JIS, and ASTM standards for precise and reliable hardness testing.
- Wide Temperature Range: Operates between 5°C and 40°C, ensuring stable performance across diverse environments.
- Low Vibration: Vibration frequency of 5Hz or lower minimizes interference, ensuring accurate and consistent results.
- Large Size: External dimensions of 428 x 837 x 935 mm provide a robust and spacious setup, suitable for industrial applications.
- Repeatable Accuracy: Delivers consistent, repeatable hardness measurements, ideal for quality control and material testing.
- Durable Build: Designed for long-lasting performance, with a solid construction to withstand demanding environments.
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