Portable Rockwell Hardness Tester - QHR-Series

Portable Rockwell Hardness Tester - QHR Series operates on the same principles and provides measurement accuracy comparable to laboratory bench-type hardness testers.

Portable Rockwell Hardness Tester - QHR-Series

Portable Rockwell Hardness Tester - QHR Series operates on the same principles and provides measurement accuracy comparable to laboratory bench-type hardness testers, conforming to ISO 6508 and ASTM E18 standards. It is primarily designed for measuring small components, including standard hardware tools and cutting tools.

Portable Rockwell Hardness Tester - QHR-Series Features

Compact and Lightweight. The main Rockwell tester available weighs as little as 0.8 kg, making it easy to use handheld or securely plug into a base for stationary testing.

User-Friendly Operation. This handheld hardness tester operates similarly to a micrometer, ensuring straightforward use.

Traceability. The tester features traceable test forces and standard hardness blocks, ensuring consistent and reliable results.

Portable Rockwell Hardness Tester - QHR-Series Technical Specifications

QHR-1 / QHR-2
Rockwell Initial Test Force	10 kgf
Rockwell Total Test Force	60 kgf, 100 kgf, 150 kgf
Rockwell Indenter	120° Diamond Indenter, 1/16" Carbide Ball Indenter
Indicator Error	Comply with ISO 6508, ASTM E18, ASTM E110 standards
Repeatability Error	Comply with ISO 6508, ASTM E18, ASTM E110 standards
Test Resolution	Rockwell: 0.5 HR
Test Range	Rockwell: 20–70 HRC, 20–100 HRB, 20–88 HRA... etc. 15 scales

 

Standard Assembly	Optional Accessories
Tester	120° Diamond Indenter
Bench Stand	1/16", 1/8" Carbide Ball Indenter
120° Diamond Indenter	1/4", 1/2" Steel Ball Indenter
1/16" Carbide Ball Indenter	Rockwell Hardness Block (HRC-high, HRC-low, HRB)
3 pcs Rockwell Hardness Block	Raised spot anvil
Flat Anvil	Slim raised spot anvil (for small surface)
V Anvil	Concave cylindrical anvil
Extension Bar	Convex cylindrical anvil (for tubings and curved surface)
Carrying Case	Anvil for testing ball (for steel ball)
	Spare magnifier

Model Selection

Model	Specimen / Opening Size W x D (mm)	Net Weight (kg)	Gross Weight (kg)	Package Dimensions (mm x mm x mm)	Remarks
QHR-1	25 x 25	Tester: 0.8 Bench Stand: 1.5	Tester: 3.4 Bench Stand: 1.8	Tester: 380x360x170 Bench Stand: 220x150x240	The first number in the model specification means the biggest opening width (inch), the second number means the biggest opening depth (inch).
QHR-2	50 x 50	Tester: 1.2 Bench Stand: 1.5	Tester: 3.7 Bench Stand: 1.8	Tester: 380x360x170 Bench Stand: 220x150x240

 

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