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Rockwell hardness testers
Bench hardness tester NR3-D
The NR3-D hardness tester is an excellent choice for measuring hardness based on the Rockwell principle, with standardized preload and load. Available in both standard Rockwell and superficial versions, the NR3-D stands out for its versatility, allowing the testing of a wide range of materials, from the hardest metals to light alloys and even plastic. Its versatility is backed by a wide selection of loads and indenters, ensuring accuracy even for small and medium-sized items. The NR3-D stands out for its consistent high quality, making it a reliable and affordable instrument for all hardness testing needs.
Features:
• Rockwell and Superficial Rockwell: Easy interchangeability between standard and superficial versions using the same stand.
• Measures in Brinell points too: Provides readings on standard HB 30 scales, HB 10, and HB 5 for light alloys and aluminum.
• High durability: The spring-loaded system makes the NR3-D ideal for challenging environments with extreme temperatures, dust, humidity, and vibrations.
• Robust and easy to use: Perfect for schools and laboratories, thanks to its sturdy structure and ease of use.
• Low investment: An affordable price that ensures a quick return on investment.
Advantages:
• Optimal for composite materials and spheres: The absence of the locking pin and presser allows for precise measurements even on small-sized parts.
• Brinell indenters available: Allows for accurate measurements using Brinell loads and indenters.
• Removable measuring head: Facilitates faster revisions and calibrations.
Bench hardness tester AT130
The AT130 bench hardness tester, based on the Rockwell principle in compliance with DIN and ASTM standards, ensures precision by eliminating the influence of material deflections. Measurement is taken directly on the sample surface, optimizing preparation.
The world-famous AT130 hardness tester, sold globally since the 1970s, is also available in a semi-automatic version. It provides precision and speed in all conditions, delivering results in just 4 seconds. Designed by Cisam-Ernst, it is a reliable and accurate instrument, ensuring high durability even in the most challenging conditions.
Advantages:
• Precision and speed: Tests completed in just 2 seconds using the Rockwell principle.
• Spring load system: Reliable measurements, insensitive to deflections.
• International compliance: Complies with UNI, ISO, DIN, and ASTM standards.
• Optimized productivity: One lever movement equals one test.
• Robustness: Ideal for critical environments with dust and vibrations.