Rockwell Hardness Tester | Model 150R | For testing the hardness of hard alloys, quenched and unquenched steels, using steel ball or diamond penetrators to measure Rockwell A, B & C units of measurement. Supplied with test block, flat large, small and V notch anvils, steel ball bearing indentor and diamond Indentor. | Manufactured in accordance with ISO 6508-2:1999 & ASTME18. | | Measuring ranges: | 20-88HRA | (Test force: 588.4N/60kgf), | 20-100HRB | (Test force: 980.7N/100kgf), | 20-70HRC | (Test force: 1471N/150kgf). | Max height of test piece: | 80mm with screw protective jacket, 170mm without. | Depth of throat: 135mm. | Dimensions: | 466 x 238 x 630mm.