Rockwell Hardness Tester LRHT-T2011

Introduction

Rockwell Hardness Tester is a precision instrument for testing materials using HR15N to HR45TW scales. It features an initial load of 3 kgf (29.42N) with a 0-60 second dwell time and a 0.1 HR resolution, it ensures accurate results with an error margin of less than 1.0%. It uses electric loading with weights and a high-precision sensor for accurate measurements. It features automatic correction for high, medium, and low hardness values, along with built-in correction for convex cylindrical surfaces. The tester stores, processes, and automatically prints test results, making it efficient and easy to use. This test equipment is designed to meet the rigorous requirements of modern laboratory operations, ensuring high precision, reliability, and ease of use for various experimental applications.

Applications

Rockwell Hardness Tester is used for accurately testing the hardness of ferrous, non-ferrous, and plastic materials on the Rockwell scale. It is widely applied in quality control for manufacturing, metal processing, and material research.

Specifications

Hardness Testing Range	HR15N:70-94, HR30N:42-86 HR45N:20-77, HR15TW:67-93, HR30TW:29-82, HR45TW:10-72
Rockwell Scale	HR15N, HR30N, HR45N, HR15TW, HR30TW, HR45TW
Initial Load of Rockwell	3kgf(29.42N)
Total Load of Rockwell	15Kgf(147.1N) 30Kgf(294.2N) 45Kgf(441.3N)
Dwell Time	0-60s
Resolution of Hardness Value	0.1HR
Load Value Error	<1.0%
Hardness Reading	Display
Screen Size	8 inches
Data Storage	60 kinds of test results
Conversion Scale	Superficial Rockwell, Brinell, Vickers
Standards	6508, 6508, E18, GB/T230
Max Height of Specimen	200mm
Distance from the Centre to the outer wall of the Indenter	160mm
Power Supply	AC 220 V, 50 to 60 Hz
Overall Dimensions	560 × 200 × 800mm
Weight	70Kg

Features

Automatic Feedback Lock

Rockwell , ,

Cone Diamond Indenter

Automatic Loading

Display

Connectivity

Stainless Steel Knob

Cast-Iron Body

FAQs

1. What are the key factors to consider when selecting this test equipment for laboratory use?

When selecting this test equipment, key factors include: 1) The instrument's precision and accuracy to meet experimental requirements; 2) Compatibility with the types of samples and applications you will be working with; 3) Ease of use and maintenance requirements; 4) Safety features to protect operators and samples; 5) Calibration and certification requirements; 6) Cost-effectiveness and long-term reliability; 7) Technical support and service availability from the supplier. Evaluating these factors ensures that the instrument meets your laboratory's specific needs.

2. How often should this test equipment be calibrated to ensure accurate results?

It is recommended to calibrate this test equipment at least once every 6-12 months under normal usage conditions. More frequent calibration (every 3-6 months) may be necessary if: 1) The instrument is used continuously for extended periods; 2) It is exposed to harsh environmental conditions (temperature fluctuations, humidity, dust); 3) It is used for critical applications requiring high precision; 4) The instrument has been moved or subjected to physical shock; 5) Calibration checks indicate significant deviations from standard values. Always follow the manufacturer's calibration guidelines.

3. What are the common maintenance procedures required for this test equipment?

Common maintenance procedures include: 1) Regular cleaning of the instrument's exterior and sample contact surfaces to prevent contamination and ensure proper operation; 2) Inspection of moving parts (if applicable) for wear and lubrication as recommended by the manufacturer; 3) Replacement of consumable parts (filters, bulbs, reagents) according to usage guidelines; 4) Verification of performance parameters (temperature, pressure, voltage) regularly; 5) Storage of the instrument in a clean, dry environment when not in use; 6) Keeping a maintenance log to track service activities and identify potential issues early; 7) Following the manufacturer's specific maintenance schedule for optimal performance and longevity.

4. Can this test equipment be used with different types of samples, and are there any compatibility considerations?

Yes, this test equipment can be used with a variety of sample types, but compatibility considerations are important: 1) Check if the instrument's materials are compatible with the chemical composition of your samples (avoid corrosive or reactive substances that may damage the instrument); 2) Ensure that the sample volume and concentration are within the instrument's recommended range; 3) For biological samples, consider sterility requirements and potential cross-contamination risks; 4) For volatile or hazardous samples, ensure proper ventilation and safety precautions are in place; 5) Consult the manufacturer's documentation for specific sample compatibility guidelines, and perform compatibility tests with new sample types before regular use.

5. What should be done if the test equipment malfunctions or produces inconsistent results?

If malfunctions or inconsistent results occur: 1) First, check the instrument's user manual for troubleshooting guidelines specific to the issue; 2) Verify that the instrument is properly calibrated and within its calibration period; 3) Inspect for obvious issues such as loose connections, damaged parts, or incorrect settings; 4) Clean the instrument thoroughly to remove any contamination that may affect results; 5) Repeat the experiment with a known standard sample to determine if the issue is with the instrument or the sample; 6) If the problem persists, discontinue use of the instrument to prevent further damage or inaccurate results; 7) Contact technical support or a qualified service technician for diagnosis and repair, providing details of the issue and any troubleshooting steps already performed.