China Hardness Tester with Wide Measuring Range HT-6561
Manufacturer: Rok International Industry Co., Limited
Features:
China Leeb Hardness Tester is new develop model,its in durable metal case, hardness scales are convertable among hardness units: HRB, HRC, HV, HB, HSD, HL ;attachable thermal mini-printer, fast on-site print;software data and upperlower limits setting and sound alarm; large storage capacity.
II.Technical Specifications
Measuring range | HLD(200-900) |
Impact Derections | up,down,horizontal,slanting up,slanting down |
Measuring materials | Nine different common materials: steel and cast steel, cold work tool steel, stainless steel,grey cast iron, nodular cast iron,cast aluminium allorys,brass(coppper-zinc alloys), Bronze(copper-alluminium alloys/copper-tin alloys),wrought copper alloys |
Hardness scales | Leeb, Brinell, Rockwell A,B,C, Vicker, Shore |
Display | LCD Screen |
Memory | 250 Datas can be stored and re-readable |
Work voltage | 3V( 2 AA alkaline battaries) |
No. | Type of impact device | Hardness value of Leeb standard hardness block | Erro of displyed value | Reapeatability |
1 | D | 760 +/- 30HLD | +/- 6 HLD | 6HLD |
2 | DC | 760 +/- 30HLD | +/- 6 HLDC | 6HLD |
3 | DL | 878 +/- 30HLD | +/- 12 HLDL | 12HLDL |
4 | D+15 | 766 +/- 30HLD | +/- 12 HLD+15 | 12HLD+15 |
5 | G | 590 +/- 40HLD | +/- 12 HLG | 12HLG |
6 | E | 725 +/- 30HLD | +/- 12 HLE | 12HLE |
7 | C | 822 +/- 30HLD | +/- 12 HLC | 12HLC |
Display: 12.5mm LCD with back light
Accuracy: Display error +/-0.8% at LD=900
Measuring range: 200-900L
Conversion: HL-HRC-HRB-HB-HV-HSD
Materials: 9 different common materials
With RS232C interface
Memory: 250 data can be stored and re-readable
Impact device: D Will handle the majority of hardness testing
applications. Weight: 75g
Power supply: 2x1.5V AAA size battery
Dimension: 146*5*6mm
Weight: 130g / 0.29lb (not including batteries)
Working temperature: - 10C~+50C
Storage temperature:- 30C~+60C;
Relative humidity: =90%
