BRINELL HARDNESS TESTER. It’s steady and reliable for testing of curved surface. Precision conforms to the Standards of GB/T 231.2, ISO 6506-2 and ASTM E10It’s suitable to determine the Brinell hardness of unquenched steel, cast iron, non-ferrous metals and soft bearing alloys, etc.Measuring range: 8-650HBWTest force: 1838.8, 2451.8, 7355.3, 9807, 29421N (187.5, 250, 750, 1000, 3000kgf)Max. height of test piece: 230mmDepth of throat: 120mmPower supply: 380V AC or 220V AC, 50 or 60Hz.Dimensions: 700 x 268 x 842mmWeight: approx. 210kg Standard accessories Large flat anvil: 1 pc. Small flat anvil: 1 pc. V-notch anvil: 1 pc. Tungsten carbide ball penetrator: Φ2.5, Φ5, Φ10mm, 1 pc. eachBrinell standardized block: 2 pcs.20X Readout microscope: 1 pc.