ZHR Rockwell hardness tester

Test methods

Rockwell
Superficial Rockwell

Test load

10 - 150 kg
3 - 45 kg

Standards

ISO 6508
ASTM E18

Unique accessibility

The ZwickRoell Indentec Rockwell hardness testers with dead weights and frictionless load application. Available in different configurations for both classic Rockwell and superficial Rockwell hardness testing. The innovative nose mounting feature of the indenter provides unsurpassed accessibility for hard to reach measuring points. Inner surfaces of parts can be tested without the need for additional processing or specimen preparation. In combination with one of our many anvil options or a customized anvil for your test piece, the ZHR Rockwell hardness tester can be used for quick, easy and efficient testing of almost any component.

ZHR in action

By playing this video, you agree to the use of cookies as well as to the transfer of data to YouTube in the USA. Additional data privacy notices.

ZHR Rockwell hardness tester

Rockwell hardness testers from ZwickRoell feature an indenter-holder for hardness testing at difficult-to-access locations.

By playing this video, you agree to the use of cookies as well as to the transfer of data to YouTube in the USA. Additional data privacy notices.

ZHR8150CLK universal Rockwell hardness tester

Achieve reliable test results with the ZHR8150CLK hardness tester - for more than 30 different depth-measurement applications, including Rockwell and ball indentation hardness

By playing this video, you agree to the use of cookies as well as to the transfer of data to YouTube in the USA. Additional data privacy notices.

Jominy tests with ZHR hardness tester

Automatic test sequence to standards ISO 642 and ASTM 255 – Jominy tests with the ZHR Rockwell hardness tester from Indentec

By playing this video, you agree to the use of cookies as well as to the transfer of data to YouTube in the USA. Additional data privacy notices.

Test on plastic to ISO 2039-1

HR815CLK: Plastics testing to ISO 2039-1

Advantages & features

Applications

The hardness testers in the ZHR product group cover the following methods.

Classical Rockwell methods (ZHR4150)
as per ISO 6508 and ASTM E18.
pre-load: 10 kg. test load: 60, 100, 150 kg
scales: A B C D E F G H K L M P R S V.
Superficial Rockwell (ZHR4045)
as per ISO 6508 and ASTM E18
pre-load: 3 kg. test load: 15, 30, 45 kg
scales: N T W X Y.
Universal Rockwell (ZHR8150)
as per ISO 6508 and ASTM E18.
pre-load: 3, 10 kg. test load: 15, 30, 45, 60, 100, 150 kg.
scales: A B C D E F G H K L M N P R S T V W X Y.
Rockwell for plastics (LKP)
as per ISO 2039-2 and ASTM D785 (A & B).

Advantages

Nose mounted indenter enables testing at difficult to access measurement points
Automatic test load cycle and result output, reducing operator error potential
Rugged construction, with zero backlash, ball bearing mounted lead screw
Large test area to enable parts of a wide range of sizes to be tested. Extended height versions available for larger specimen geometries
Compatible with wide range of anvils, clamps and rests to suit most testing requirements

Features

Automated testing system for Rockwell and superficial Rockwell test methods to EN ISO 6508 and ASTM E18, incorporating an automated sample feeding system for testing up to 36 samples. Shape and size of samples can vary to suit customer specific requirements.

Features:

Friction-free dead weight load application for accurate and consistent load application
Data output to testXpert through RS232C interface
Visual and audible signals when specified tolerance is exceeded and during pre-load cycle
Variety of user interfaces to suit customer requirements and budgets
Supplied with UKAS calibration certificate

Upgrades

Machine with extended test height
Motorized lead screw
Component clamp
Manual single/triple Jominy device (digital/manual micrometer)
Automatic single/triple Jominy device

Technical overview

Loading control (load, dwell, unload)	automatic
Resolution, min.	0.1 positions (e. g. 62.1 HRC)
Pre-load setting	with optical and acoustic support
Test sequence start	manual or automatic
Test area, standard (H x D)	250 x 150	mm
Approx. weight	90	kg
Power supply voltage	120 or 240	V
Power supply frequency	50 to 60	Hz

Included in delivery:

1 diamond indenter
1x 1/16'' ball indenter
1 support table, Ø 70 mm
1 user manual
1 UKAS test certificate

ZHR hardness testers are available with different levels of operating convenience

One-button operation

Rockwell hardness tester for simple testing situations (Type AK, Type BK)

Line display and integrated conversion functions

Rockwell hardness tester for standard applications (Type LK)

Touch screen on the Rockwell hardness testers (models SK/TK)

Touch screen, expanded functions and maximum ease of use

Rockwell hardness testers for a wide range of test tasks. They are used for testing batches (Type SK) and for production control (Type TK).

Do you have any questions regarding our products?

Please feel free to contact our product experts.
We look forward to discussing your needs.

Interesting applications

Rockwell hardness test to ISO 6508 or ASTM E18

Rockwell hardness test metals

ISO 6508, ASTM E18

to Rockwell hardness test metals

Downloads

Product brochure: Hardness Testing with ZwickRoell PDF 13 MB
- DE
- EN
Product information: Rockwell hardness tester ZHR4045/4150/8150 PDF 544 KB
- DE
- EN
Product information: Indenter PDF 106 KB
- DE
- EN
Product information: Hardness reference blocks PDF 121 KB
- DE
- EN
Product information: Rockwell hardness tester ZHR4045/4150/8150 PDF 544 KB
- DE
- EN
Product information: Jominy tests with ZHR Rockwell hardness tester PDF 131 KB
- DE
- EN

ZHR

Unique accessibility

ZHR in action

ZHR Rockwell hardness tester

ZHR8150CLK universal Rockwell hardness tester

Jominy tests with ZHR hardness tester

Test on plastic to ISO 2039-1

Advantages & features

Advantages & features

Applications

Advantages

Features

Upgrades

Technical overview

ZHR hardness testers are available with different levels of operating convenience

One-button operation

Line display and integrated conversion functions

Touch screen, expanded functions and maximum ease of use

Related products and accessories

Interesting applications

Downloads

Interesting customer projects