Drawing Rockwell Hardness Testing Machine Diagram

Smith and george e. The vickers hardness test was developed in 1921 by robert l. Mainly used to check hardness in confined spaces on large heavy components permanently installed parts with low test expenditure.

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Drawing rockwell hardness testing machine diagram.

Elevating bearing cover 7. Indentron 400 series rockwell hardness testing system 11 1 4 tester diagram ni 400 series 1. The rockwell test measuring the depth of penetration of an indenter under a large load major load compared to the penetration made by a preload minor load. In all hardness tests a define force is mechanically applied on the piece varies in size and shape for different tests.

There are different scales denoted by a single letter that use different loads or indenters. Portable dynamic hardness testing machines model. Suitable for rockwell tests. The rockwell scale is a hardness scale based on indentation hardness of a material.

Common indentors are made of hardened steel or diamond. Principally this testing is similar to brinell hardness testing. Remote start connector optional 11. The vickers test is often easier to use than other hardness tests since the required calculations are independent of the size of the indenter and the indenter can be used for all materials irrespective of hardness.

Test setup and operation 6 5 1 setting up indenter and anvil 6 5 2 selection of test load 6 5 3 load a test specimen 7 5 4 selecting time at load 7 5 5 initiating a test 7 5 6 test completion 7. Handwheel cover plate 5. High rockwell hardness numbers represent hard materials and low numbers soft materials. Sandland at vickers ltd as an alternative to the brinell method to measure the hardness of materials.

Motorised for automatic operation cycle i e load dwell unload. Rockwell hardness tester presents direct reading of hardness number on a dial provided with the m c. Installation see parts location diagram on page 8 4 tester footprint drawing for bolting the tester to the work table. Browse our technical specifications library to find detailed specification information on rockwell automation rockwell software and allen bradley products.

Sleek handy design comes in a slim briefcase for carrying the machine. 98 07 n 10 kgf additional test force. 490 3 882 6 1373 n 50 90 140 kgf. Use advanced filter features in the database to find technical specifications for your products.

Range lever combination units 8.