Digital Rockwell Hardness Tester Phase II - Model 900-410
Digital Rockwell Hardness Tester Phase II - Model 900-410
Part #:900-410
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Key Features
- Digital Rockwell hardness tester
- Closed-loop load cell force application
- Motorized loading and unloading
- High-definition LCD touch screen
- Microcomputer-controlled operation
- USB output
- Automatic hardness calculation
- Programmable dwell time
- Statistical functions
- Test counter
- Upper and lower tolerance settings
- Automatic hardness conversions
- Manufactured utilizing the guidelines of ASTM E18
Overview
The Phase II Model 900-410 Digital Rockwell Hardness Tester is a digital bench-top hardness testing system designed for performing Regular Rockwell hardness testing with automatic force application, digital measurement, and user-friendly operation. Utilizing a closed-loop load cell system, the tester delivers accurate and repeatable hardness measurements without the traditional dead-weight mechanism.
The Model 900-410 is designed for quality control laboratories, manufacturing facilities, heat-treating operations, machine shops, and inspection departments requiring reliable Rockwell hardness testing. Phase II states the Model 900-410 is manufactured utilizing the guidelines of ASTM E18.
Applications
The Model 900-410 is designed for testing:
- Hardened steel
- Tool steel
- Stainless steel
- Carbon steel
- Alloy steel
- Cast iron
- Brass
- Bronze
- Aluminum alloys
- Heat-treated components
- Precision machined parts
- Incoming material inspection
Industries Served
- Aerospace
- Automotive
- Heat Treating
- Metal Fabrication
- Precision Machining
- Tool & Die
- Steel Processing
- Manufacturing
- Quality Assurance Laboratories
- Research Laboratories
Included Accessories
- C-scale diamond indenter
- 1/16 in. ball indenter
- Two HRC hardness test blocks
- One HRB hardness test block
- 5.87 in. (150 mm) test table
- 2.5 in. (63 mm) flat anvil
- Standard V-anvil
- Accessory case
- Dust cover
Optional Accessories
Available accessories include:
- Certified Rockwell hardness test blocks
- Replacement diamond indenters
- Replacement ball indenters
- Additional anvils
- Calibration accessories
- Hardness tester accessory kits
Calibration & Verification
Routine verification should be performed using certified Rockwell hardness test blocks covering the hardness scales and ranges used during testing. Regular inspection of the load cell system, indenters, anvils, and machine performance is recommended to maintain testing accuracy.
WESTport provides:
- Certified Rockwell hardness test blocks
- Replacement diamond and ball indenters
- Calibration and verification services
- Repair services
- Technical application support
Why Buy from WESTport?
WESTport supports your hardness testing program with:
- Certified Rockwell hardness test blocks
- Replacement indenters and anvils
- Calibration and repair services
- Expert application assistance
- Technical support before and after the sale
- Long-term customer service
Frequently Asked Questions
What type of loading system does the Model 900-410 use?
The 900-410 utilizes a motorized closed-loop load cell system for automatic force application.
Which Rockwell scales can the tester perform?
The tester is designed to perform all standard Regular Rockwell hardness scales when equipped with the appropriate indenter.
Does the tester include USB connectivity?
Yes. USB output is provided for exporting test results.
Is hardness conversion available?
Yes. The Model 900-410 includes automatic hardness conversion functions.
Can WESTport provide calibration and replacement accessories?
Yes. WESTport supplies certified hardness test blocks, replacement indenters, calibration services, repair services, and technical support.
Explore our complete line of hardness testers and certified hardness test blocks, or call 1-888-400-4243 to speak with a hardness testing specialist.

Specifications
| Test Method | Regular Rockwell |
|---|---|
| Hardness Scales | HRA, HRB, HRC, HRD, HRE, HRF, HRG, HRH, HRK, HRL, HRM, HRP, HRR, HRS, HRV |
| Preliminary Test Force | 10 kgf |
| Total Test Force | 60, 100, 150 kgf |
| Resolution | 0.01 HR |
| Dwell Time | 2~50s |
| Loading Method | Closed-loop load cell |
| Data Output | High-definition LCD touch screen |
| Max. Test Height | 7.80 in. |
| Throat Depth | 5.90 in. |
| Dimensions (L×W×H) | Height: 22.04”, Width: 8.07”, Depth: 31.49” (560mmx205mmx800mm) |
| Power Supply | 110–220 VAC, 50/60 Hz |
| Weight | 175lbs (80kg) |
| Standards | ASTM E18 Guidelines |