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EUCharpy impact test for steel. There is no general method for converting the results obtained by one test method into the values which would be obtained by another test method.
Until this European Standard is published reference can be made to the corresponding national or international standards, a list of which is given in annex A. 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 dln Methode d’essai Title in German Metallische Werkstoffe.
The notch shall be carefully prepared so that 10045- grooves, parallel to the base of the notch, are visible to the naked eye.
Worldwide Standards We can source any standard from anywhere in the world. For certain particular metallic materials and applications, the Charpy impact test may be the subject of specific standards and particular requirements.
BS EN 10045-1:1990
Take the smart route to manage medical device compliance. The reported absorbed energy under these conditions shall be designated by the symbols: Test method V- and U-notches Status: BS EN Charpy i You may experience issues viewing this site in Internet Explorer 9, 10 or The values of the principal characteristics of the testing machine are specified in Table 3.
Two types of notch are specified.
This absorbed energy ddin a measure of the impact strength of the material. Click to learn more. 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 100045-1 cut in one of the narrow faces. 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 10045-1 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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EN Impact Test_百度文库
EU, Impact testing using V-notch, beam type test piece. Part 4BS Essais de flexion par choc sur eprouvette Charpy.
Verification of pendulum impact testing machines. The test piece may be marked on any face not in contact with the supports or anvils and at a point at least 5 mm from the notch to avoid the effects of cold working due to marking.
Metallic materials — Impact test. Find Similar Items This product falls into the following categories. EN ehMetallic materials — Charpy impact test — Part 2: The faster, easier way to work with standards.
The test consists of breaking by one blow from a swinging pendulum, under defined conditions, a test piece notched in the middle and supported at each end. Please download Chrome or Firefox or view our browser tips. Method of test; — Part 2: Comparison of results, however, is only of significance when made between test pieces of the same form and dimensions. 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.