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The Brinell hardness test consists of applying a constant load, usually in the range 500–3000 N, for a specified period of time (10–30 s) using a 5 or 10 mm diameter hardened steel or tungsten carbide ball on the flat surface of a work piece. The Brinell hardness number (HB) is ...
Auto calculating and displaying test result, Max, Min, Ave, and hardness deviation. Resolution is 0.1HR. Available to set up upper and lower limit, with the function of over-error warning, data analysis chart, single test and group test. ...
Rockwell A Scale HRA: Cemented carbides, thin steel, and shallow case-hardened steel. Technical Specifications: Commodity Auto Rockwell Hardness Tester Full-auto Twin Rockwell Hardness Tester Model iRock-DR1 iRock-TR1 Code # 811-330 811-350 Preliminary Test Force 10Kgf(98.1N) 3Kgf(29.4N);...
1.A kind of Full-auto Intelligent Digital Rockwell Hardness Tester, available to test Rockwell and Superficial Rockwell hardness automatically. 2.One-key operation, auto lifting, auto load-change, auto loading/dwell/unloading,auto conversion, auto testing. 3.Equipped with...
Rockwell A Scale HRA: Cemented carbides, thin steel, and shallow case-hardened steel. Technical Specifications: Commodity Auto Rockwell Hardness Tester Full-auto Twin Rockwell Hardness Tester Model iRock-DR1 iRock-TR1 Code # 811-330 811-350 Preliminary Test Force 10Kgf(98.1N) ...