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The HR-150A manual Rockwell hardness tester is a universal testing instrument designed for measuring the hardness of various materials. This mechanical tester operates without electricity, making it suitable for diverse working environments. The device features a durable cast iron body with long-term aging treatment, ensuring minimal deformation and excellent stability.
Key features include high-quality car paint finish for scratch resistance, lever loading mechanism for reliable operation, and direct reading dial for immediate hardness value display. The tester offers multiple Rockwell scales selection and incorporates a precision hydraulic buffer system for smooth loading/unloading operations.
The HR-150A complies with GB/T230.2, ISO6508-2, and ASTM E18 standards, ensuring accurate and reliable test results. Its frictionless spindle design enhances test force accuracy, while the adjustable speed buffer system prevents impact during testing.
This hardness tester is widely used in quality control and material research applications, particularly for heat-treated materials such as quenched steel, tempered steel, carburized steel, and various alloys. It provides an economical and practical solution for hardness testing in manufacturing, metallurgy, and material science fields.
