EN 10045-2 PDF

DIN EN CHARPY NOTCHED BAR IMPACT TEST ON METALLIC MATERIALS VERIFICATION OF PENDULUM IMPACT TESTING MACHINES. BS EN Charpy Impact Test on Metallic Materials Part 2: Method for the Verification of Impact Testing Machines. Corresponding national standard in UK Italy Belgium Sweden ISO DIN 51 NFA BS 8?.

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The mechanism for releasing the pendulum from its initial position shall be capable of operating freely and releasing the pendulum without any initial jerk, delay or transverse vibration. Essai de flexion par choc sur eprouvette Charpy. These dn references are cited at the appropriate places in the text and the publications are listed hereafter.

The apparatus used for the direct method shall have a certified traceability relative to the SI system of units. Annex A describes, for information purposes, a direct method of verifying 1004-2 geometrical properties using a jig.

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EN 10 ; b the type and dimensions of the test piece; c identification of the test piece grade, cast no If this mechanism also includes a braking system, means shall be provided to prevent the brake being applied accidentally.

The requirements for verification of this type of machine are stricter than those for industrial machines see B. Please fill this form, we will try to respond as soon as possible.

NOTE One possible method of verification is as follows. This standard has been updated see copyright date and may have had amendments incorporated.

BS EN 10045-2-93 (1999)

It incorporates the corrigendum dated These losses are evaluated as follows. EUCharpy impact test for steel. This value shall be indicated on the documentation provided by the manufacturer; b verification that the pendulum impact testing machine is not subject to any external vibration transmitted by the foundation.

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These 2 levels shall be as close as possible to the extremities of this range. Radius of curvature of the anvils: For tests at temperatures other than ambient, the test piece shall be immersed in the cooling or heating medium for sufficient time to ensure that the required temperature is reached throughout the test piece for example, at least 10 min in a liquid medium or at least 30 min in a gaseous medium. For the U-shaped hammers, means shall be provided to prevent the broken parts of the test piece from rebounding onto the hammer.

Contents Brief history Foreword 1 Object and field of application 2 References 3 Principle 4 Designations 5 Test pieces 6 Testing machine 7 Test requirements 8 Test report Annex A List of national standards corresponding to the reference European Standard in preparation Figure 1 — Charpy impact test Figure 2 — Configuration of test piece supports and anvils Table 1 — Designations Table 2 — Tolerances on specified test piece dimensions Table 3 — Characteristics of testing machine Table 4 — National standards corresponding to proposed European Standard Page 2 2 3 3 3 3 3 3 5 5 8 6 7 3 4 5 8 Foreword The standard EN 10 concerns metallic materials — Charpy impact test and comprises the following parts: Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CEN member.

This absorbed energy is a measure of the impact strength of the material. Size px x x x x Next Checking to see if you are a returning visitor…. Transparent lexan panels permit the operator to view the impact test at all times. This shall be certified by the manufacturer of the machine. Method of test; — Part 2: NOTE It is emphasized that only results on test pieces of identical dimensions should be compared.

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Table 1 — Designations Reference see Figure 1 ne Figure 2 Designation Unit 1 2 3 4 10405-2 6 7 8 9 10 11 12 — Length of test piece Height of test piece Wn of test piece Height below notch Angle of notch Radius of curvature of base of notch Distance between anvils Radius of anvils Angle of taper of each anvil Angle of taper of striker Radius of curvature of striker Width of striker Energy absorbed by breakage KU or KV mm mm mm mm Degree mm mm mm Degree Degree mm mm Joule 6 Testing machine 6.

Please copy and paste this embed script to where you want to embed Embed Script. The test piece shall be broken within 5 seconds of the time of removal from the medium.

You may find similar items within these categories by 10045-2 from the choices below:. General, tolerances and deviations. Accept and continue Learn more about the cookies we use and how to change your settings.

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Then, without re-adjusting the pointer, release the pendulum to allow 10 half-swings. Metal products, mechanical tests, Charpy impact tests, test specimens, testing conditions. The reported absorbed energy under these conditions shall be designated by the symbols: Verification of pendulum impact testing machines.

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