1、DEUTSCHE NORM Mav 2000 Cold-rolled narrow steel strip for heat treatment - Technical delivery conditions Part 3: Steels for quenching and tempering Enalish version of DIN EN 1 O1 32-3 DIN - EN 10132-3 ICs 77.140.10; 77.140.50 Kaltband aus Stahl fr eine Wrmebehandlung -Technische Lieferbedingungen -T
2、eil 3: Vergtungssthle European Standard EN 10132-3 : 2000 has the status of a DIN Standard. A comma is used as the decimal marker. National foreword This standard has been prepared by ECISS/TC 23. The responsible German body involved in its preparation was the Normenausschuss Eisen und Stahl (Steel
3、and Iron Standards Committee). EN comprises 12 pages. No pari of this standard may be reproduced without the prior permission of Ref. No. DIN EN 10132-3 : 2000-0 hiDeutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany, s the exclusive right of sale for German Standard
4、s (DIN-Normen). English price group 07 Sales No. 1107 10.00 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 10132-3 February 2000 ICs 77.140.10; 77.140.50 English version Cold-rolled narrow steel strip for heat treatment Techn ical delivery conditions Part 3: Steels for quenching and tempering
5、Feuillards lamins froid pour traitement thermique - Conditions techniques de livraison - Partie 3: Acier pour trempe et revenu Kaltband aus Stahl fr eine Wrmebehandlung - Technische Lieferbedingungen -Teil 3: Vergtungssthle This European Standard was approved by CEN on 2000-01 -03 CEN members are bo
6、und to comply with the CENKENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national stand- ards may be obtained on application to the
7、 Central Secretariat or to any CEN member. The European Standards exist in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status
8、 as the official versions. CEN members are the national standards bodies of Austria, Belgium, the Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, the Netherlands, Norway, Portugal, Spain, Sweden, Switzerland, and the United Kingdom. CEN European Commit
9、tee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels O 2000. CEN - All rights of exploitation in any form and by any means reserved worldwide for CEN national members. Ref. No. EN 10132-3: 2000 E Page 2 EN 1 O1
10、 32-3 : 2000 Contents Foreword 1 2 3 4 4.1 4.2 5 6 7 7.1 7.2 7.3 7.4 7.5 7.6 7.7 7.8 8 9 10 11 12 Scope Normative references Terms and definitions Classification and designation Classification Designation Information to be supplied by the purchaser Manufacturing process Requirements General Method o
11、f delivery Delivery condition Chemical composition Mechanical properties Structure Surface finish Dimensions and tolerances on dimensions and shape Inspection Sampling Test methods Labelling, packaging and protection Retests Annex A (informative): Technical information on steels for quenching and te
12、mpering Annex B (informative): List of corresponding former national designations Page 3 4 4 4 4 4 4 4 5 5 5 5 5 5 5 6 6 6 6 6 7 7 7 10 12 Page 3 EN 10132-3 : 2000 Foreword This European Standard has been prepared by Technical Committee ECISSTTC 23 “Steels for heat treatment, alloy steels and free-c
13、utting steels - Qualities and dimensions“, the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by August 2000, and conflicting national standards shall be withdra
14、wn at the latest by August 2000. According to the CENKENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxe
15、mbourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. The European Standard EN 1 O1 32 “Cold rolled narrow steel strip for heat-treatment - Technical delivery conditions“ is subdivided as follows: Part 1 : General; Part 2: Case hardening steels; Part 3: Steels for
16、 quenching and tempering; Part 4: Spring steels and other special applications. Page 4 EN 1 O1 32-3 : 2000 1 Scope 1 .I This part of EN 1 O1 32 applies to non-alloy and alloy cold rolled narrow steel strip in thicknesses up to 6 mm for quenching and tempering, and in the quenched and tempered condit
17、ion with thicknesses between 0,30 mm and 3,OO mm for general and for specific applications. 1.2 This EN 1 O1 32-3 is complemented by EN 1 O1 32-1 2 Normative references This European Standard incorporates by dated or undated reference, provisions from other publications. These normative references a
18、re cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest
19、edition of the publication referred to applies. EN 10020, Definition and classification ofgrades of steel EN 1 0 1 32-i Cold rolled narrow steel strip for heat treatment - Technical delivery conditions - Part 1: Genera/ EN 1 O 1 40, Cold rolled narrow steel strip - Tolerances on dimensions and shape
20、 3 Terms and definitions For the purposes of this standard, the terms and definitions given in EN 10132-1 apply. 4 Classification and designation 4.1 Classification All steels covered by this European Standard are classified according to EN 10020. Steel grades C22E1 C30E, C35E1 C40E, C45E1 C50E, C55
21、E, C60E and 25Mn4 are non-alloy special steels, steel grades 25CrMo4, 34CrMo4 and 42CrMo4 are alloy special steels. 4.2 Designation See EN 10132-1 5 Information to be supplied by the purchaser See EN 1 O1 32-1. Page 5 EN 1 O1 32-3 : 2000 6 Manufacturing process See EN 1 O1 32-1. 7 Requirements 7.1 G
22、eneral See EN 1 O1 32-1. 7.2 Method of delivery See EN 10132-1. 7.3 Delivery condition Cold rolled narrow steel strip covered by EN 10132-3 shall be supplied in one of the following delivery conditions: - annealed or annealed and skin passed (+A or +LC) - cold rolled (+CR) - quenched and tempered (+
23、QT) - for the grades indicated in table 3 of this standard. NOTE The delivery condition - annealed to achieve spheroidised carbides (+AC) - may be agreed. In such cases, limits on spheroidisation and mechanical properties may also be agreed at the time of enquiry and order. 7.4 Chemical composition
24、7.4.1 Cast analysis The chemical composition shall be in accordance with the values specified in table 1 for the cast analysis. 7.4.2 Product analysis In cases where a product analysis is requested, the admissible deviations from the values specified for the cast analysis are indicated in table 2. 7
25、.5 Mechanical properties The mechanical properties of the strip shall be in accordance with the values given in table 3. For thicknesses outside this range, mechanical properties shall be agreed between the customer and the supplier. NOTE 1 For those customers who specify Rockwell hardness rather th
26、an Vickers hardness or tensile strength, a table is given in A.1, showing Rockwell hardness values for information. Page 6 EN 1 O1 32-3 : 2000 NOTE 2 For information, the minimum hardness values given in table A.2 show the minimum values after quenching, without tempering. 7.6 Structure 7.6.1 Grain
27、size See EN 1 O1 32-1. 7.6.2 Non-metallic inclusions See EN 1 O1 32-1. 7.6.3 Decarburisation For steels with minimum carbon contents 0,50%, decarburisation shall not exceed 3% of the material thickness per side when measured at a distance of 5 mm from the strip edge (see also EN 10132-1). 7.7 Surfac
28、e finish The surface finish of cold rolled steel strip shall be bright as achieved by rolling and annealing in a controlled atmosphere. The surface finishes of quenched and tempered cold rolled strip are as follows: - grey/blue oxide finish: unpolished - bright tempered: unpolished - polished: obtai
29、ned by fine grinding, abrasive brushing or other processes. - polished and coloured: blue or yellow colour obtained by oxidisation by heat treatment. 7.8 Dimensions and tolerances on dimensions and shape Tolerances on width for quenched and tempered strip shall be agreed between customer and supplie
30、r. For all other tolerances EN 1 O1 40 applies (see also EN 1 O 1 Special edges are available by agreement between supplier and customer, and the tolerances on width for these edges are to be agreed. 8 Inspection See EN 1 O1 32-1. 9 Sampling See EN 1 O1 32-1. Page 7 EN 1 O1 32-3 : 2000 1 O Test meth
31、ods See EN 10132-1. 11 Labelling, packaging and protection See EN 1 O1 32-1, 12 Retests See EN 1 O1 32-1. Page 8 EN 1 O1 32-3 : 2000 C45E C50E C55E C60E Table 1 - Chemical composition of steels for quenching and temperinga (cast analysis) 1.1191 0,42 to0,50 0,40 0,50to0,80 0,035 0,035 max. 0,40 max.
32、 0,lO 0,40 1,1206 0,47to0,55 0,40 0,60to0,90 0,035 0,035 max.0,40 max.0,10 0,40 1,1203 0,52 to 0,60 0,40 0,60 to0,90 0,035 0,035 max. 0,40 max. 0,lO 0,40 1.1221 0,57to0,65 0,40 0,60to0,90 0,035 0,035 max.0,40 max.0,10 0,40 I Steel designation I % by mass I Element name Permissible deviation a 1 % by
33、 mass Permissible maximum content in the cast analysis % by mass 1 C22E I 1.1151 1 0,17to0,24 1 0,40 0,40to0,70 I il,035 I 0,035 I rnax.0,40 I max.0,10 I 0,40 1 C si I C30E 1 1.1178 1 0,27 to0,34 I 0,40 I 0,50to0,80 I 0,035 I 0,035 I max. 0,40 1 max. 0,lO I 0,40 1 i 0,55 *0,02 0,55 c 0.65 f 0,03 s 0
34、,40 i 0,03 I C35E I 1.1181 10,32to0.39 1 0,40 IO,5Ot00,80 I 0,035 I 0,035 I max.0,40 I rnax.0,10 10,40 1 Mn P S Cr Mo I C40E I 1.1186 1 o,37too,44 I o,4o I o,5otoo,8o 1 0,035 1 0,035 I max. 040 I max. O,IO I 090 1 i 0,95 i 0,04 0,95 s 1,15 I 0,05 s 0,035 + 0,005 I 0,035 + 0,005 s 0,40 + 0,03 0,40 s
35、1,20 i 0,04 5 0,lO i 0,02 0,10 s 0,30 i 0,03 I25Mn4 1.1177 0,23to0,28 1 0,40 I 0,95 tZ15 0,035 I 0,035 max. 0,40 max. 0,lO I 25CrMo4 I 1.7218 I 0,22 to 0,29 I 0,40 I 0,60 to0,90 I 0,035 1 0,035 I 0,90 to 1,20 1 0,15 to0,30 I - I I 34CrMo4 I 1.7220 I 0,30to0,37 I 0,40 I 0,60 to 0,90 1 0,035 1 0,035 I
36、 0,90 to 1.20 I 0,15 to 0,30 I - I I 42CrMo4 I 1.7225 I 0,38 to0.45 I 0,40 1 0,60 to0,90 I 0,035 I 0,035 I 0,90 to 1,20 I 0,15 to0,30 I - I Elements not quoted in this table shall not be intentionally added to the steel without the agreement of the purchaser, other than for the purpose of finishing
37、the heat. All reasonable precautions shall be taken to prevent lhe addition, from scrap or other material used in manufacture, of such elements which affect the hardenabiliy, mechanical properties and application. Table 2 - Permissible deviations between the product analysis and the limiting values
38、given in table 1 for the cast analysis Ni I I 0.40 I + 0.04 a I means that in one cast the deviation may occur over the upper value or under the lower value of the specified range in table 1, but not both at the same time. Page 9 EN 1 O1 32-3 : 2000 I 100 to 1600 Table 3 - Mechanical properties and
39、hardness requirements 340 to 490 Steel designation name I number delivery condition annealed (+A) or annealed and skin passed cold rolled (+CR) (+W quenched and tempered (+QV 1 HVe R,“ Nimm2 HVe max max C22E 1 1.1151 400 I 500 1 22 I 155 I 900 1 265 C30E I 1.1178 420 1 520 I 20 I 165 I 920 I 270 C35
40、E I 1.1181 I 1050 to 1650 325 to 505 275 280 290 295 1.1186 1.1191 1.1206 C55E 1.1203 1.1 221 1 O20 180 1050 455 465 580 480 600 17 300 1 1 O0 to 1700- I 340 to 520 495 I 620 I 17 I 195 I 1100 I 305 1150to1750 I 345to530 25Mn4 I 1.1177 460 I 590 I 20 I 180 1 f If 25CrMo4 1 1.7218 440 1 580 I 19 I 17
41、5 I t II 990 to 1400 I 305 to 435 34CrMo4 I 1.7220 I 460 I 600 I 16 I 185 I I 1020to1500 I 315to465 42CrMo4 I 1.7225 I 480 I 620 I 15 I 195 I If The customer may specify hardness or tensile values but not both. If neither is specified then tensile values shall apply Values apply to thicknesses 0,30
42、mm 5 te 3,OO mm. For thicker strip, the values for the mechanical properties shall be agreed at the time of enquisr and order. For material supplied in the cold rolled condition, a range of 150 N/mm2 or 50 HV shall apply, e.g. 700 Nimm2 to 850 N/mm2 or e.g. 200 HV to 250 HV. For material supplied in
43、 the quenched and tempered condition, a range of 150 Nimm2 or 50 HV shall apply, e.g. 1150 Nimm2 to 1300 N/mm2 or e.g. 350 HV to 400 HV. R, O,P%-Proof strength; R, Tensile strength; A, Elongation on a gauge length of 80 mm; HV Vickers hardness. Cold rolled condition may be supplied on request. In th
44、is case, the mechanical properties shall be agreed at the time of enquiry and order. Page 1 O EN 1 O1 32-3 : 2000 89 90 Annex A (informative) Technical information on steels for quenching and tempering 33 to 493 34 to 50,5 Table A.l - Reference values for Rockwell hardnesses for steels for quenching
45、 and temperinga 87 88 1 Steel designation 31,5 to 44 32 to 46 1.1178 1.1181 90 I C40E I 1.1186 35 to 48,5 I C45E 7 1.1191 I C50E I 1.1206 I C55E- I 1.1203 I C60E I 1.1221 I I 125Mn4 -r 1.1177 I 25CrMo4 I 1.7218 1 I I 34CrMo4 I 1.7220 I 42CrMo4 I 1.7225 delivery condition annealed (+A) or quenched an
46、d annealed and skin tempered (+QT) passed (+LC) HRB HRC“ max. 78 I 87 88 35 to 51 3 a For thicknesses less than those allowed in EN 10109-1, the scale of Rockwell hardness shall be agreed at the time of enquiry and order. For material supplied in the quenched and tempered condition, a range of 5 HRC
47、 shall apply for hardnesses 40 HRC. HRB Rockwell hardness (scale B); HRC Rockwell hardness (scale C). Page 11 EN 1 O1 32-3 : 2000 Steel designation name number C22E 1.1151 Table A.2 - Reference values for the heat treatment and the minimum hardness values in the quenched condition Austenitizing Quen
48、ching medium Minimum hardness a in the temperature quenched condition without tempering “C HRCb. H Vc C30E 1.1178 C35E C40E C45E C50E 1.1181 1.1 186 840 to a70 water 51 530 1.1191 840 to 870 water 52 540 1.1206 a30 to 860 water 53 560 C55E 1.1203 830 to 860 oil 55 600 C60E 25Mn4 1.1221 825 to a55 oi
49、l 57 640 1.1177 25CrMo4 34CrMo4 1.7218 840 to 870 water 44 430 1.7220 840 to 870 oil 48 480 42CrMo4 1.7225 a40 to 870 oil 51 530 Page 12 EN 1 O1 32-3 : 2000 Steel designation according to EN 10132-3:1999 Annex B (informative) Comparable former steel designaiion in List of corresponding former national designations 1 c35 c45 25CrMo4 34CrMo4 42CrMo4 Table B.l - List of corresponding former designations Sweden Spain C22E C30E C35E C40E C45E C50E C55E C60E 25Mn4 25CrMo4 34CrMo4 42CrMo4 1.1151 1.1 178 1.1181 1.1186 1.1191 1.1206 1.1203 1.1221 1.1 177 1.721
