ISO (E). INTERNATIONAL. STANDARD. ISO. Second edition. Metallic materials — Vickers hardness test —. Part 2: Verification. I.S. EN ISO is the adopted Irish version of the test – Part 2: Verification and calibration of testing machines (ISO ). ISO Metallic materials – Vickers hardness test – Part 2: Verification and calibration of testing machines.

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Calibration 0′ reference blocks Part 4: For undated relerencesthe latest edition 01 the relerenced document including any amendments applies. Related international standards This standard is identical to: Measurements shall be performed using a calibrated stage micrometer.

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NBN EN ISO 6507-2

A direct method of verification and calibration is specified for the testing machine, indenter and the diagonal length measuring system. An indirect verification method using reference blocks is specified for the overall checking of the machine.

Your Alert Profile lists the documents that will be monitored. The izo between the opposite faces may also be verified by measuring the angle between the opposite edges.

Accept and continue Learn more about the cookies we use and how to change your settings. Draft International Standards adopted by the technical committees are circulated to the member bodies lor voting. However, there may be special circumstances where reducing the tolerance by the measurement uncertainty is appropriate. Please download Chrome or Firefox or view our browser tips. If a testing machine is also to be used for other methods of hardness testing, it shall be verified independently for each method.

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NBN EN ISO | NBN

It specifies a direct verification method for checking the main functions of the machine operation, and an indirect method suitable for the overall checking of the machine. As the voice of the U. The influence quantitieslor exampletemperature dependencelon! Take the smart route to manage medical device compliance. An indirect verification method using reference blocks is specified for the overall checking of the machine.

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ISO 金属材料-维氏硬度试验 (第二部分).pdf

The resolution 01 the measuring system lor Vickers hardness testing 01 hardmetals is specilied in ISO 4. Worldwide Standards We can source any standard from anywhere in the world. If the document is revised or amended, you will be notified by email. Add to Alert PDF. As the voice of the U. For 65077-2 verification and calibration of testing machine, the penetrator and the diagonal measurement system, a direct method is set.

This standard is not isi in any packages. Metallic materials — Vickers hardness test —. Only the calibrated surfaces of the test blocks are to be used for testing. Verification and calibration of testing machines Status: Need more than one iao Would you like to tell us about a lower price? Essai de durete Vickers.

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Please first verify your email before subscribing to alerts. Table 6 — Direct verifications of hardness testing machines Iao Requirements of verification Force measuring Test cycle Indentera system Before setting to work first time x x x x After dismantling and reassembling, if force, diagonal measuring system or test x x x cycle are affected. Please first verify your email before subscribing to alerts. Please first log in with a verified email before subscribing to alerts.

The metrological chain necessary t. Manual codes of practice for the determination of uncerlainties in mechanical tests on metallic materials, The estimation of uncerlainties in hardness measurements, Project No. This document is also applicable for portable hardness testers, but not on hardness testing machines on the basis of various measuring principles, such as ultrasonic impedance methods.

Verification and calibration of testing machines Executive summary Method of verification of testing machines for determining Vickers hardness. FAQ What is standard Isoo a member? Please first verify your email before subscribing to alerts.

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