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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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Metallic materials — Impact test. If this mechanism also includes a braking system, means shall be provided to prevent the brake being applied accidentally. In each case, the greater value is permitted.

English version Metallic materials — Charpy impact test — Part 1: BS EN Charpy i 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 the test and the safety stops, requirements a and d do not apply. Transparent lexan panels permit the operator to view the impact test at all times. For the U-shaped hammers, means shall be provided to prevent the broken parts of the test piece from 100045-2 onto the hammer.

Two types of notch are specified. This pendulum-style machine performs testing to meet the following specifications: Please download Chrome or Firefox or view our browser tips.

Thank you for interesting in our services. Find Similar Items This product falls into the following categories. 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. This will be indicated in the amendment 1004-52 on the inside front cover.

EU, Impact testing using V-notch, beam type test piece. In order to be considered as a reference pendulum impact testing machine, the impact testing machine shall meet the conditions of repeatability and error given in the following Table B.

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: 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.

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If standard test pieces cannot be obtained from the material, a reduced section test piece, with a width of 7,5 mm or 5 mm see Table 2 shall be used, the notch being cut in one of the narrow faces.

It represents the first part of the general standard: To do this, lift the pendulum driving the indicator in the rise direction until the indicator is on the graduation to be verified. 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. Verification of pendulum impact testing machines. The moment M of the pendulum is: General, tolerances and deviations.

EN Impact Test_百度文库

You may find similar items within these categories by selecting from the choices below:. Customers who bought this product also bought BS EN Click 10045–2 learn more. Metal products, mechanical tests, bend tests, impact tests, Charpy impact tests, test equipment, verification, definitions English version Metallic materials — Charpy impact test — Part 2: A fully enclosed, interlocked guard is provided to keep the operator safely away from moving parts.

NOTE One possible method of verification is that described in 5. The anvils shall lie in one and the same plane; the distance between the two planes shall never exceed 0,1 mm.

EN 10045-2

The machine includes a motorized return of the hammer to the release point to eliminate any operator lifting of the hammer preventing injury. The faster, easier way to work with standards.

When the readings fluctuate by more than one increment, the resolution is taken to be equal to half the range of the fluctuation. NOTE It is emphasized that only results on test pieces of identical dimensions should be 1045-2.

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The test piece shall lie on the supports in such a way that the tip of the striker hits the side opposite the notch of the test piece see Figure 2. Email addresses can only contain letters, numbers and the following special characters: This standard is also applicable to reference pendulum impact testing machines, the geometrical characteristics of which are defined in Annex B. Method for the verification of impact testing machines Status: For certain particular metallic materials and applications, the Charpy impact test may be the subject of specific standards 110045-2 particular requirements.

The requirements for verification of this type of machine are stricter than those for industrial machines see B. Subscribe to Instron News!

Annex B describes, for information purposes, a guide to the preparation of reference test pieces and their characteristics. Check this box to receive pertinent commercial email from Instron focusing on products, upcoming events, and more! EN 10 ; b the type and dimensions of the test piece; c identification of the test piece grade, cast no EUCharpy impact test for steel.

Contact Us View Accessories Catalog. 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. Any defects determined shall be indicated in the verification report. For the C-shaped hammers, 100452- 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.

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An amendment to BS will be published simultaneously with this standard.