PHR Series Small Rockwell Hardness Tester

Model: PHR-1
Initial Test Force: 10 kgf
Dimension: 330x260x150mm
Testing Resolution: 0.5HR


Test thin, small, long and irregular parts

Test standard parts, hardware and cutter etc.

Test inner and outer surface hardness of steel pipe directly.

Very suitable for parts with small bearing face(e.g. small stamping)

Match different anvils, test irregular parts.


Small and light. Min weight 0.8 kg

Operation as simple as micrometer.

Convenient. Used on table or take off.

Reliable. Designed by Rockwell hardness test method.

As accurate as desk testers. Complying with ISO 6508 and ASTM E18.

Traceable standard block.

Traceable test force.

Certificated indenter by standard Rockwell hardness tester.

Technical Specifications

Commodity Small Rockwell Hardness Tester
Model PHR-1 PHR-2
Code# 812-113 812-123
Opening Size & Dimension Requirement 25 x 25mm 50 x 50mm
Initial Test Force 10 kgf
Total Test Force 60 kgf, 100 kgf, 150 kgf
Test Head 120°Diamond Indenter
1.588 mm carbide alloy ball
Testing Resolution 0.5HR
Indication Error Complying with ISO6508,ASTM E18 standards
Repeatability Error Complying with ISO6508,ASTM E18 standards
Test Range HRA, HRB, HRC…HRV etc, 15 scales.
Dimension 330x260x150mm 390x280x160mm
Weight/ Weight/ Gross Weight 0.8 kg/2.8 kg 1.2 kg/3.7 kg
Application Range Common metal including iron and steel, Cu, Al, Ni, Ti, Pb, carburized layer and hard alloy, etc.

Standard Delivery:

Commodity  Code# Commodity Code#
Instrument Main Body ------ Rockwell Hardness Block 812-641
120° Diamond Indenter 812-401 1.588 mm Carbide Alloy Ball Indenter 812-411
Bench Stand ------ Flat Anvil ------
Carrying Case 812-901 V Anvil ------
Extensions ------ Operation Manual ------
Warranty Card / Qualified Certificate ------ Packing List ------

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