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Description
Superficial Rockwell Hardness Tester/Superficial Hardness
DIRECT SHIP FROM PHASEII+ IN NJ, USA
Model No. 900-420
Features
- Reading in all Superficial Rockwell Hardness scales such as HRN & HRT, as well as Automatic conversions to Brinell (HB) and Vickers (HV).
- Touch Screen selectable system
- Upper/Lower Limit Settings
Features: Model No. 900-420 Superficial Rockwell Hardness
Tester
This digital Superficial Rockwell hardness tester with fully automated load/unload procedures affords highly sensitive and accurate readings. Micro computer controlled Touch Screen with USB output to flash drive. Utilizing the guidelines of ASTM E-18, the 900-420 digital Superficial Rockwell hardness tester
offers programmable scale conversions, dwell times, statistical capabilities and test counter. Capable of testing in all of the Superficial Rockwell hardness scales.
For full conformance to the latest E18-20 specification, please call (201) 962-7373
Direct Loading Method With Load-Cell Instead Of Dead Weight System. High Speed Test Cycle and Extremely Accurate Loading Control
- Automatic conversions to HB, HV, Superficial Rockwell Scales
- Touch Screen selectable system
- Upper/Lower Limit Settings
- Test resolution: 0.01HR Rockwell unit;
- Operation temperature:50° – 95°F (10?C?35?C)
- Ambient environment: clean, no vibration, no strong magnetic field, and no corrosive medium;
- Power supply:single phase, AC, 110-220 with manual change, 50?60Hz, 4A;
| Minor Load | 3 Kgf |
|---|---|
| Major Load | 15KGF, 30KGF, 45KGF |
| Test Force Application | Load Cell Closed Loop |
| Test Force Control | Motorized |
| Results Display | Hi Def LCD Digital Readout |
| Resolution | 0.1HR |
| Vertical Capacity | 8.0” |
| Throat Depth | 7.8” |
| Height | 22” |
| Width | 8” |
| Depth | 31” |
| Weight | 175 lbs |
Included Accessories
- C-scale Diamond Indenter
- 1/16” Ball Indenter
- 2- HRN test Blocks
- 3- HRT Test Block
- Test Table 5.87” (150mm)
- Flat Anvil 2.5” (63mm)
- Std. V- Anvil
- Dust Cover
- Accessory Case
Options:
- NIST/ASTM certified hardness test blocks, penetrators and kits are available.
Superficial Rockwell Hardness Tester Scale/Indentor/Load chart
| Scale Symbol | Indentor Type | Preliminary Force N (kgf) | Total Force N (kgf) | Similar to A C and D scales but for thinner gage material Typical Applications |
|---|---|---|---|---|
| 15N | Spheroconical Diamond | 29.42 (3) | 147.1 (15) | |
| 30N | Spheroconical Diamond | 29.42 (3) | 294.2 (30) | |
| 45N | Spheroconical Diamond | 29.42 (3) | 441.3 (45) | |
| 15T | 1/16” Carbide Ball | 29.42 (3) | 147.1 (15) | Similar to B, F and G scales but for thinner gage material. |
| 30T | 1/16” Carbide Ball | 29.42 (3) | 294.2 (30) | |
| 45T | 1/16” Carbide Ball | 29.42 (3) | 441.3 (45) | |
| 15W | 1/8” Carbide Ball | 29.42 (3) | 147.1 (15) | Very Soft Material |
| 30W | 1/8” Carbide Ball | 29.42 (3) | 294.2 (30) | |
| 45W | 1/8” Carbide Ball | 29.42 (3) | 441.3 (45) | |
| 15X | ¼” Carbide Ball | 29.42 (3) | 147.1 (15) | |
| 30X | ¼” Carbide Ball | 29.42 (3) | 294.2 (30) | |
| 45X | ¼” Carbide Ball | 29.42 (3) | 441.3 (45) | |
| 15Y | ½” Carbide Ball | 29.42 (3) | 147.1 (15) | |
| 30Y | ½” Carbide Ball | 29.42 (3) | 294.2 (30) | |
| 45Y | ½” Carbide Ball | 29.42 (3) | 441.3 (45) |
