Handheld Metal Leeb Hardness Tester Portable Hardness Testing Machine
Portable Leeb Hardness Tester SH-300
Features:
● Large memory for 100 groups test results;
● Statistical data and upper-lower limit setting;
● Prints all test results and histogram;
● RS-232 interface (to hyperterminal or data view software);
● Time and date setting; auto-clock;
● Back-light LCD;
● Direct display of hardness scales HRB, HRC, HV, HB, HS, HL;
● Conversion to tensile strength σb (U.T.S.);
● For all metallic materials;
● Impact device provides testing at any angle, even upside down Integral thermal printer;
● High accuracy ±6HLD and conforms to ASTM A 956;
● Six impact devices are available for special applications.
Specifications:
| Commodity | Portable Leeb Hardness Tester |
| Model | SH-300 |
| Code# | 852-130 |
| Hardness Scale | HL,HRC,HRB, HRA, HV,HB,HS |
| Measuring Range | (170-960)HLD,(17-68.5)HRC,(19-651)HB,(80-976)HV,(30-100)HS,(59-85)HRA(13 -100)HRB |
| Measuring Direction | 0~360° |
| Indicating Error | HLD:±5; HRC:±1; HB:±4 |
| Memory | 500 Groups test maximum |
| Printer | Built-in Printer |
| Shell Material | Plastic |
| Statistics | Average value, min-max ,upper-lower limits |
| Data-Output | RS-232 |
| Impact Device | D (standard) |
| Optional impact Devices | DC/D+15/DL/G/C/E |
| Work piece radius (convex/concave) | Rmin=50mm(with support ring Rmin=10mm) |
| Min. Workpiece weight | 2~5kg on stable support 0.05~2kg with compact coupling except C and G impact device |
| Workpiece min. thickness couple | 5mm,expect with impact device G:10mm,C:1mm |
| Workpiece min. case hardened depth | 0.08mm except C impact device 0.2mm and impact device 1.2mm |
| Dimension | 212*72*30mm |
| Power Supply | AA6V,500mm(A1.8AV),A2.5~4hours |
| Operating Temperature | 0 ℃ to 40 ℃ |
| Weight | 280g (Excluding impact device and printer) |
Measuring Range / Materials:
| Material | HLD | HRB | HRC | HB | HV | HSD |
| Steel and cast steel | 300-900 | 38-100 | 20-68 | 81-654 | 81-955 | 32-100 |
| Cold work tool steel | 300-840 | — | 20-67 | — | 80-898 | — |
| Stainless steel | 300-800 | 46-101 | — | 85-655 | 85-802 | — |
| Grey cast iron | 360-650 | — | — | 93-334 | — | — |
| Nodular cast iron | 400-660 | — | — | 131-387 | — | — |
| Cast aluminum alloys | 170-570 | 23-84 | — | 19-164 | — | — |
| Brass | 200-550 | 13-95 | — | 40-173 | — | — |
| Bronze | 300-700 | — | — | 60-29 | — | — |
| Copper | 200-690 | — | — | 45-315 | — | — |
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