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    Product Name KairDa NDT230+ Color screen hardness Gauge LinShang LS253D model Leeb Hardness Tester
    Product Price $292.00 $331.00
    Details Details
    Model comparison
    type handheld handheld
    Hardness system HL HB HRA HRB HRC HV HS HL HB HRA HRB HRC HV HS
    Accessories
    Parameter comparison
    Measurement Range HLD (170-960)，HS (30.6-102.6)，HRC (17.9-69.5)，HB (19-683)，HV (80-1042)，HRA(59.1-88)，HRB (13.5-101.7) HLD(170-960); HV(83-976); HB(30-651); HRC(17.6-68.5); HS(26.4-99.5); HRB(13.5-100); HRA(60-85.8)
    Measurement direction 360 ° (vertical down, diagonal down, horizontal, diagonal up, vertical up)
    Hardness Richter HL, Brinell HB, RocKwell B (HRB), RocKwell C (HRC), RocKwell A (HRA), Victorian HV, Shaw HS
    Measurement material Steel and cast steel, alloy tool steel, stainless steel, gray cast iron, ductile cast iron, cast aluminum alloy, copper zinc alloy (brass), copper tin alloy (bronze), pure copper, forged steel
    display screen 2.4 inch full view TFT LCD 240 * 160 dot matrix LCD
    Indication Error ±5HLD
    Indication Repeatability ±5HLD
    data storage Maximum 600 Groups (Impact 32~ 1)
    working Voltage 3.7V dry battery
    Charging power supply 5V/500mA; charging time: 4.5 to 5 hours
    continuous working hours About 100 hours (without backlight)
    communication interface USB
    Dimension 154 * 82 * 35mm (host)
    weight 0.6kg (host) Approximately 247 g
    D-Type probe error Measurement 760 +/- 30HLD: +/- 6 HLD; measurement 530 +/- 40HLD: +/- 10 HL
    DC Type probe error Measurement 760 +/- 30HLDC: +/- 6 HLDC; measurement 530 +/- 40HLDC: +/- 10 HLDC
    DL Type probe error Measurement 878 +/- 30HLDL: +/- 12 HLDL; measurement 736 +/- 40HLDL: +/- 12 HLDL
    D + 15 Type probe error Measurement 766 +/- 30HLD + 15: +/- 12HLD + 15; measurement 544 +/- 40HLD + 15: +/- 12 HLD + 15
    G-probe error +/- 12 HLG for measurement 590 +/- 40HLG; +/- 12 HLG for measurement 500 +/- 40HLG
    Operating temperature －10℃~＋55℃
    Storage temperature －20℃~＋75℃
    relative humidity ≤90％
    Miscellaneous working conditions The surrounding environment has no vibration, no strong magnetic field, no corrosive medium and serious dust