1、October 2011 Translation by DIN-Sprachendienst.English price group 7No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS
2、 77.140.65!$u 12 0,20 0,25 0,25 0,30 aThe depth of surface discontinuities measured from the actual surface of the product in a radial direction. bThe actual measured length of the discontinuity. See Annex B of ISO 16120-1:2011, for an explanation of terms. 5.5 Non-metallic inclusions The method for
3、 assessment of non-metallic inclusions and the assessment criteria shall be agreed at the time of ordering, as far as possible with reference to ISO 4967. 5.6 Tensile strength Unless otherwise specified at the time of ordering, wire rod of diameter 5,5 mm and above shall have the maximum tensile str
4、ength values shown in Table 4. 6DIN EN ISO 16120-3:2011-10 EN ISO 16120-3:2011 (E) Table 4 Tensile strength values Strength in megapascals Steel grade Maximum tensile strength C2D1 C3D1 C4D1 360 390 By agreement NOTE 1 MPa = 1 N/mm2. 5.7 Scale characteristics The scale characteristics may be agreed
5、between the supplier and purchaser. These may be specified as the quantity of scale and/or descalablity. 5.8 Mechanical damage The wire rod shall have no abrasive damage (the consequence of frictional contact between wire rod and wire rod, wire rod and concrete, or wire rod and steel) detrimental to
6、 its subsequent processing and end use. Standards of acceptability relating to permissible levels of damage may be agreed between the supplier and purchaser. Illustrative examples of mechanical damage are shown in Annex C of ISO 16120-1:2011. 7DIN EN ISO 16120-3:2011-10 EN ISO 16120-3:2011 (E) Annex
7、 A (informative) Steel designations in accordance with ISO 16120-3 and designation of comparable steel grades in national or regional standards This part of ISO 16120 will be adopted by CEN without changes. The equivalent European steel numbers are therefore listed in column 2 of Table A.1. Table A.
8、1 ISO 16120-3 JIS YB/T 170.3:2002 Steel designation European material No. Steel designation n/nr/yaSteel designation n/nr/yaC2D1 1.1185 C2D1 y C3D1 1.1187 C3D1 y C4D1 1.1188 C4D1 y aDeviation of the chemical analysis (heat analysis) from that given in ISO 16120-3: n = no; nr = not relevant; y = relevant. 8DIN EN ISO 16120-3:2011-10 EN ISO 16120-3:2011 (E) Bibliography 1 YB/T 170.3:2002, Non-alloy steel wire rod for conversion to wire Part 3: Specific requirements for rimmed and rimmed-substitute, low-carbon steel wire rod 9DIN EN ISO 16120-3:2011-10 EN ISO 16120-3:2011 (E)
