FAQ for Brinell Hardness Tester NBHT-100
1: What is the test range of Brinell Hardness Tester NBHT-100?
The NBHT-100 covers a wide test range of 3.18 to 653 HBW, allowing it to measure the hardness of both soft and hard metals with accuracy. This flexibility makes it suitable for testing steel, cast iron, aluminum alloys, and other industrial materials in manufacturing and research environments.
2: What type of microscope is included in this tester?
This model comes equipped with a 20× reading microscope, which provides clear indentation visibility and accurate hardness measurement. With a minimum division value of 5 ?m, it ensures precision in analyzing even the smallest test impressions, making it reliable for quality control laboratories.
3: How many test forces can the NBHT-100 apply?
The tester supports 10 different test forces, ranging from 612.9 N (62.5 kgf) up to 29420 N (3000 kgf). This wide range enables testing of various materials under different loads, making it versatile for both routine inspections and advanced metallurgical research applications.
4: Which standards does the Brinell Hardness Tester NBHT-100 comply with?
The machine executes ISO 6506, ASTM E10-12, JIS Z2243, and GB/T 231.2 standards, ensuring global recognition of its test results. Compliance with these international standards guarantees consistency, accuracy, and acceptance of results across industries and certification authorities.
5: What specimen sizes can be tested with this model?
The NBHT-100 supports a maximum specimen height of 230 mm and a throat depth of 120 mm, making it suitable for medium to large samples. This allows industries such as steel plants, foundries, and automotive manufacturing to test components without additional sample preparation.
6: What is the Brinell Hardness Tester used for?
The Brinell Hardness Tester is used to measure the hardness of metals and alloys by pressing a ball indenter into the material under heavy loads. It is particularly useful for testing materials with coarse or uneven structures like cast iron and non-ferrous metals.
7: What types of materials can be tested using Brinell Hardness Testers?
These testers are suitable for a wide range of metals including steel, cast iron, aluminum, copper, brass, and other alloys. They are often used in foundries, automotive, aerospace, and metallurgical industries for material quality control.
8: What is the typical test load range in Brinell Hardness Testers?
Brinell Hardness Testers usually operate with test forces ranging from 62.5 kgf to 3000 kgf, depending on the model. This allows them to test both softer materials like aluminum and harder metals such as steel and cast iron effectively.
9: How accurate are Brinell Hardness Testers?
Modern Brinell Testers are equipped with digital or touch screen displays, precision microscopes, and fine resolution drum wheels. This ensures accurate, repeatable, and reliable hardness readings that comply with ISO 6506, ASTM E10, and other global standards.
10: What industries commonly use Brinell Hardness Testing machines?
Industries such as automotive, aerospace, construction, metal fabrication, and foundries frequently use Brinell Testers. They are essential for verifying the hardness and strength of raw materials, semi-finished parts, and finished products in quality assurance processes.