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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A direct method of verification and calibration is specified for the testing machine, indenter and the length measuring system. Verification and calibration of testing machines. While measuring with a usual time measuring system stopwatchthe uncertainty of measurement can be indicated as 0,1 s Therelore, an estimation 01 the uncertainty of measurement is not necessary ISO – AII rights reserved 13 A valid calibration certificate 01 an accredited calibration laboratory shall exist which conlirms the geometrical deviations 01 the indenter see 4.

You can download and open this file to your own computer but DRM prevents opening this file on another computer, including a networked server. This document is also applicable to portable hardness testing machines but not applicable to hardness testing machines based on different measurement principles, e.

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The blocks shall have been calibrated using the same test forces that the machine will use for future testing.

SRPS EN ISO 6507-2:2017

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Click to learn more. The angles between the opposite faces may also be verified by measuring the angle between the opposite edges. A direct method of verification and calibration is specified for the testing machine, indenter and the diagonal length measuring system. As the voice of the U. Please first log in with a verified email before subscribing to alerts.

An indirect verification 657-2 using reference blocks is specified for the overall checking of the machine. The test shall be carried out in accordance with ISO You may find similar items within these categories by selecting from the choices below:.

BS EN ISO 6507-2:2005

C by means 01 relerence blocks calibrated in accordance with January Replaced By: Please first verify your email before subscribing to alerts. The work of preparing International Standards is normally carried out through ISO technical committees. Proceed to Checkout Continue Shopping. For undated relerencesthe 6570-2 edition 01 the relerenced document including any amendments applies.

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ISO 金属材料-维氏硬度试验 (第二部分).pdf

Pruefung und Kalibrierung der Pruefmaschinen. Learn more about Amazon Giveaway. A direct method of verification and calibration is specified for the testing machine, indenter and the diagonal length measuring system. This annex gives guidance on uncertainty estimation but the values derived are for information only, unless specifically instructed otherwise by the customer.

If the document is revised or amended, you will be notified by email. Accept and continue Learn more about the cookies we use and how to change your settings. Customers who bought this product also bought BS EN A testing machine will be used also for other hardness test procedures, she must be validated independently for each process. Already Subscribed to this document.

This standard is not included in any packages. Subscription pricing is determined by: 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.

This standard includes the following cross references:.