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EDITION-2015-2016-EN-Version-4

5379112164810 298 www.vogel-germany.de Hardness Testers Webster Hardness Tester • 3 pliers for different application ranges are available • a round test anvil allows tests of different specimen forms • portable instrument, one-hand-use, provides testing at any angle • testable material thicknesses of specimen between 0.6 mm and 8 mm • adequate Rockwell values can be determine on provided diagram • values can be switched into other hardness data by conversion table • incl. standard test block, spare indentor, screwdriver, calibration wrench, diagram • with operation manual, in carrying case application range at type B, art.-no. 65 4274 • aluminium, aluminium alloy and other materials in the range of Rockwell 25~110 HRE application range at type B 75, art.-no. 65 4276 • brass, hard aluminium alloy and other steel qualities in the range of Rockwell 63~105 HRF application range at type BB 75, art.-no. 65 4278 • copper alloy and annealed brass in the range of Rockwell 18~100 HRE Spare parts • indentor (art.-no.: 65 9270) • standard test block (art.-no.: 65 9275) DIN EN ASTM TC hardness range workpiece thickness mm casetype hardness range 65 4274 ± 0.5 HW B 25-110 HRE / 58-131 HV 0.8 - 6.0 330 x 255 x 150 0.500 65 4276 ± 0.5 HW B75 63-105 HRF 0.8 - 6.0 330 x 255 x 150 0.500 65 4278 ± 0.5 HW BB75 18-100 HRE 0.8 - 6.0 330 x 255 x 150 0.500 standard test plate Universal Digital Rebound Hardness Tester • with integrated impact device type „D“, portable device without cable connection • measurement is based on the principle of Leeb • hand-held device, rugged, polyamide housing material, with self-calibration function • LCD display with clear reading and backlight, digit height 9 mm • autom. power off, memory with 99 data • suitable for testing hardness of almost all Ferrous (Fe) and Non-Ferrous (NFe) materials • direct display of hardness scales: HL, HRC, HRB, HB, HV and HS • statistics function: average / min. / max. / value • provides testing at any angle, even upside down • min. workpiece weight 2~5 kg on a solid ground, at 0.05~2 kg with couplant paste • for indentation depth see techn. data of the impact devices on page 309 • min. radius workpiece (concave/convex) Rmin. = 50 mm, with support ring Rmin. = 10 mm • min. surface roughness of workpiece 1.6 µm (Ra) • storage temperature -20°C ~ 70°C, operation temperature -10°C ~ 45°C • incl. cleaning brush, test block with HLD value and with calibration certificate • incl. 1x 9 V battery (type 6LR61, art.-no.: 60 9281), carrying case and operation manual DIN EN ASTM CC (HL=800 / ± 0.2 HRC) 65 1609 200-960 HL / 19-68 HRC 13-101.7 HRB / 20-655 HB 80-940 HV / 32-99.5 HS ± 0.6 % 100 x 60 x 33 0.150 inclusive 9f Construction of a Webster Hardness Tester 1. frame 2. rotary screw 3. handle 4. reset button 5. adjustment 6. probe 7. adjusting 8. penetration cylinder 9. load spring 10. penetration tip 11. anvil 12. return spring application range at type B, art.-no. 654274 application range at type B 75, art.-no. 654276 application range at type BB 75, art.-no. 654278 • indentor (art.-no.: 659270) • standard test block (art.-no.: 659275) 654274 ± 0.5 HW B 25-110 HRE / 58-131 HV 0.8 - 6.0330 x 255 x 1500.500 654276 ± 0.5 HW B75 63-105 HRF 0.8 - 6.0330 x 255 x 1500.500 654278 ± 0.5 HW BB75 18-100 HRE 0.8 - 6.0330 x 255 x 1500.500 • incl. 1x 9 V battery (type 6LR61, art.-no.: 609281), 651609 ± 0.6 % 100 x 60 x 330.150 inclusive

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