Digital Rockwell and Superficial Rockwell Twin Hardness Tester RH-520
· Horizontal Protrudent Indenter Design, suitable also for internal and external testing.
· Testing on Surfaces difficult to reach. Testing internal surface of rings and tubes with diameters over 23mm.
· Modern design with Titanium metallic Silver finish
· Provided with many features such as high measuring precision, wide measuring range
· The tester is suitable for testing of carbon steel, alloy steel, cast iron, non ferrous metal.
· Automatic load cycle. The loading, dwell, unloading process of the main test force are controlled exactly to meet standard.
· Measuring results digitally displaying and can be printed, or transmitted to external computer automatically by USB or RS-232 data output port.
· Test value can be transformed to the value of HB, HV, HK and σb value.
· The tester meeting all the international standard such as ISO 6508-2, ASTM E18.
Model no. | RH-500 | RH-510 | RH-520 |
Preload | 98.1N (10kgf) | 29.4N (3kgf) | 29.4N (3 kgf) |
Total test force | 588.4N (60kgf), | 147.1N(15kgf), 294.3N(30kgf), 441.3N(45kgf) | 147.1N(15kgf), 294.3N(30kgf), 441.3N(45kgf), |
Scales | HRA,HRB,HRC, | HR15N, HR30N, HR45N, HR15T, HR30T, HR45T, HR15W, HR30W, HR45W, HR15X, HR30X, HR45X, HR15Y, HR30Y, HR45Y | HR15N, HR30N, |
Load dwell duration | 2~50s, can be set and stored | ||
Resolution | 0.1HR | ||
Display | High definition backlight LCD | ||
Operation | Menu selectable, Membrane keypad | ||
Upper/lower limits setting & alarming | √ | √ | √ |
Data statistics | Avg., Max., Min., S, R available | ||
Curved surface correcting automatically | √ | √ | √ |
Memory | Max 500 items of test results stored automatically | ||
Data output | RS-232 to micro printer, USB port to external PC | ||
Testing space | 240mm in vertical, 155mm in horizontal | ||
Dimensions | 720mm×220mm×800mm | ||
Power supply | AC, 220V/110V, 50~60Hz, 4A | ||
Net weight | 120kg | 110kg | 130kg |
Standard accessories:
RH-500 | RH-510 | RH-520 | |
Host Machine | √ | √ | √ |
Standard hardness block for A scale | √ | √ | |
Standard hardness block for B scale | √ | √ | |
Standard hardness block for C scale | √ | √ | |
Standard hardness block for 30N scale | √ | √ | |
Standard hardness block for 30T scale | √ | √ | |
Ball indenter (1/16”) | √ | √ | √ |
120°cone diamond indenter | √ | √ | √ |
Mounting screws for indenter ×2 | √ | √ | √ |
Round plane anvil | √ | √ | √ |
“V” Shape anvil | √ | √ | √ |
Power supply wire | √ | √ | √ |
Screwdriver for indenter mounting | √ | √ | √ |
Dust cover | √ | √ | √ |
Optional accessories:
Short diamond indenter |
Chisel diamond indenter |
Slender diamond indenter |
1/8” ball indenter and spare steel ball |
1/4” ball indenter and spare steel ball |
1/2” ball indenter and spare steel ball |
φ225 anvil |
φ150 anvil |
Standard hardness block for other scales |
Micro printer |