LANDTEK HM6580 and KairDa NDT290+ compare

Model selection comparator If you have any questions, please click below Service	LANDTEK HM6580 Leeb Hardness Tester 1700.0 RMB China Detail	KairDa NDT290+ Leeb Hardness Tester Login China Detail

Type

handheld

Hardness system

HL HB HRB HRC HV HS

HL HB HRA HRB HRC HV HS

Accessories

Display

LCD

Measurement material

9 kinds, steel and cast steel, metallurgical tool steel, forged steel, gray cast iron, ductile cast iron, cast aluminum alloy, pure copper, copper zinc alloy (brass), copper tin alloy (bronze)

Steel and cast steel, alloy tool steel, stainless steel, gray cast iron, ductile iron, cast aluminum alloy, copper zinc alloy (brass), copper tin alloy (bronze), pure copper, forged steel

Measurement range

170~960HLD、20~68HRC、19~651HB、80~967HV、30~100HS、13~100HRB

Error of indication

±8HLD(HLD=800)

±6HLD

Indication Repeatability

±6HLD（HLD=800)

Hardness system

HL/HB/HRC/HRB/HV/HS

HL / HB / HRC / HRB / HRA / HV / HS

Measurement direction

360°

Any (360 °)

Impact device

D type

Minimum radius of curvature of specimen

Rmin = 50mm (with special-shaped support ring Rmin = 10mm)

Specimen minimum Weight

Stable support 2kg (0.1kg needs to be coupled)

Minimum test thickness

0.8mm

Allowable operating temperature

Temperature: 0~40 ℃ Humidity: ≤ 90%

Power

2 AA batteries

6V NiMH battery pack

Dimensions

130*76*32mm

Weight

340G (without battery)

0.6KG

Shell material

aluminum alloy

Impact device Mass

75g

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