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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BS EN () – Free Download PDF

The mark by the carbon paper on the paper the test piece is wrapped in makes it possible to measure its orientation in relation to the horizontal axis of the test piece. Transparent lexan panels permit the operator to view the impact test at all times. Compliance with a British Standard does not of itself confer immunity from legal obligations.

Please help us to share our service with your friends. You may experience issues viewing this site in Internet Explorer 9, 10 or We use cookies to improve your browsing experience. 100045-2 One possible method of verification is as follows. Search all products by. Instead of determining the weight F1 of the pendulum and the distance from its centre of gravity to the axis, it is easier to determine a force F such that — acting at a known distance l2 from the axis — it has the same moment relative to this axis as the weight of the pendulum.

Verification of pendulum impact testing machines.

Comparison of results, however, is only of significance when made between test pieces of the same form and dimensions. For the C-shaped hammers, the broken parts of the test piece will not rebound onto the hammer if the play at each end of the test piece exceeds 13 mm.

BS EN 10045-2-93 (1999)

The faster, easier way to work with standards. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN Central Secretariat or to any CEN member. Eh partially supersedes BS EUCharpy impact test for steel. Method for the verification of impact testing machines Status: The guard is designed with two access doors for specimen retrieval and servicing along with a specimen placement door.

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Rn total absorbed energy consists of: These normative references are cited at the appropriate places in the text and the publications are listed hereafter. The moment M of the pendulum is: Please download Chrome or Firefox or view our browser tips. In order to 1045-2 considered as a reference 110045-2 impact testing machine, the impact testing machine shall meet the conditions of repeatability and error given in the following Table B. NOTE This requirement is to ensure that all the tests are carried out at deformation rates not varying by more than a factor of 2.

This European Standard incorporates by dated and undated reference, provisions from other publications. By continuing to use our sn, you accept our cookie policy. Subscribe to Instron News! We are a non-profit group that run this website to share documents. NOTE This may be verified by means of a bar approximately 55 mm long and of rectangular cross-section: Please copy and paste this embed script to where you want to embed Embed Script.

Verification de la machine d’essai mouton-pendule Title in German Metallische Werkstoffe.

This absorbed energy is a measure of the impact strength of the material. Also wrap the striking edge in carbon paper, the carbon side facing outwards. Table 1 — Designations Reference see Figure 1 and Figure 2 Designation Unit 1 2 3 4 5 6 7 8 9 10 11 12 — Length of test piece Height of test piece Width 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.

Therefore, determine the time t of the pendulum and calculate l1 using the formula: This European Standard replaces the Euronorms: For certain particular metallic materials and applications, the Charpy impact test may be the subject of specific standards and particular requirements. A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to CEN Central Secretariat has the same status as the official versions.

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These losses can be determined by the direction method see 5.

E5 be the values of the energy absorbed when breaking 5 test pieces, classified in ascending order. No 10045-22 of the pendulum which passes between the anvils shall be thicker than 18 mm. NOTE For machines in which the hammer opening permits a play of at least 13 mm between the end of the test piece placed ready for 10405-2 test 10045-2 the safety stops, requirements a and d do not apply. This will be indicated in the amendment table on the inside front cover.

We use cookies to make our website easier to use and to better understand your needs. Two types of hammer are generally used. The apparatus used for the direct method shall have a certified traceability relative to the SI system of units.

Thank you for interesting in our services. The requirements for verification of this type of 10405-2 are stricter than those for industrial machines see B. English version Metallic materials — Charpy impact test — Part 1: A British Standard does not purport to include all the necessary provisions of a contract.

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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.