EH840 Portable Leeb hardness testerDetailed product description：

EH840 portable Leeb hardness tester

Technical parameters:
Measurement range: (170-960) HLD, (17.9-69.5) HRC, (19-683) HB, (80-1042) HV, (30.6-102.6) HS,
(59.1-88)HRA, (13.5-101.7)HRB
Measurement direction: Supports 360 º (vertical downward, oblique downward, horizontal, oblique upward, vertical upward)
Hardness standards: Leeb (HL), Brinell (HB), Rockwell A (HRA), Rockwell B (HRB), Rockwell C (HRC), Vickers (HV), Shore (HS)
Test accuracy: indication error ± 4HLD, indication repeatability ± 4HLD
Measurement materials: 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
Optional impact devices: D, DC, DL, C, D+15, E, G
Display: Dot matrix LCD, 128 × 64 graphic dot matrix LCD
Data storage: up to 500 groups (32 to 1 impact per group)
Working voltage: 3V (two No. 5 alkaline batteries)
Host continuous working time: about 100 hours (when backlight is not turned on)
Dimensions: 133 X 82 X 32 mm
Weight: Approximately 0.4kg (main unit)

4、 Application areas:
Workpieces with limited testing space such as mold cavities.
Hardness testing of machine tool guide rails and automotive chassis.
Production line for bearings and other components.
Failure analysis of pressure vessels, steam turbine generators and their equipment.
Directly test large and heavy specimens.
Quality control of heat-treated workpieces.
Installed mechanical or permanently assembled components.
Require formal original records of test results.
Classification of materials in metal material warehouses.
Rapid inspection of multiple measurement points on a large scale of large workpieces.