EN 12536-2000 en Welding Consumables - Rods for Gas Welding of Non Alloy and Creep-Resisting Steels - Classification《焊料 非合金钢和抗蠕变钢气焊焊条 分类》.pdf

《EN 12536-2000 en Welding Consumables - Rods for Gas Welding of Non Alloy and Creep-Resisting Steels - Classification《焊料 非合金钢和抗蠕变钢气焊焊条 分类》.pdf》由会员分享，可在线阅读，更多相关《EN 12536-2000 en Welding Consumables - Rods for Gas Welding of Non Alloy and Creep-Resisting Steels - Classification《焊料 非合金钢和抗蠕变钢气焊焊条 分类》.pdf（11页珍藏版）》请在麦多课文档分享上搜索。

1、STD=BSI BS EN L253b-ENGL 2000 m-pLb2L(bb9 O5L(L(75 TI2 W BRITISH STANDARD Welding consumables - Rods for gas welding of non alloy and creep-resisting steels - Classification The European Standard EN 125362000 has the status of a British Standard ICs 25.160.20 IS EN 2536:2000 NO COPYING WITHOUT BSI P

2、ERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW _ STD-BSI BS EN L253b-ENGL 2000 sl Lb24bb7 085447b 757 II BS EN 12536:2000 Amd. No. This British Standard, having been prepared under the direction of the Engineering Sector Committee, was Dublished Date Comments National foreword This British Standard

3、is the official English language version of EN 12536:2000. It partidy supersedes BS 14531972. The UK participation in its prepaxation was entrusted to Technical Committee WEE/39, Welding consumables, which has the responsibility to: - aid enquirers to understand the text, - present to the responsibl

4、e European committee any enquiries on the interpretation, or proposais for change, and keep the UK interests informed - monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this committee can be obtained on request to its secre

5、tary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards

6、 Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages T

7、his document comprises a front cover, an inside front cover, the EN title page, pages 2 to 8, an inside back cover and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. under the authority of the Stand 2) The second part gives a symbol ind

8、icating the chemical composition of the rod. 4 Symbols and requirements 4.1 Symbol for the producprocess The symbol for the rod used in the gas welding process shall b 4.2 Symbol for the chemical composition of rods the letter O. The symbol in Table 1 indicates the chemical composition of the rod, d

9、etermined under conditions given in clause 5. O BSI 06-2000 O Cu O O Cu Cu“ CI 0- O Cu- 7 O O O c m! - v) O O in O a“ c t u) UI E * a o) m Q S o) Q) a m ci t 6 E ic O S O u) O P .- .- ci E 8 I 0 o Q) c o .I E 8 E tz s ic - O P r Q) + - c O v) O Q .- c .- o 0 U a, o) m 2 5 r, E a O N O! O v) Cu O 0“

10、O 7 O O O e Co - v) O O .I- c 0- - in 7 0- O O e 7 0- O 2 O O O e *“ v) O O .I- c 0- E 0- 0- O * O c in O O in O in O O in O Cu“ .I- 0- 51 0- 3 O! v) O O - 6 O N O - O STD-BSI BS EN L253b-ENGL 2000 H Lb24bb7 085111182 152 Page 6 EN 12536:2000 5 Chemical analysis Chemical analysis is performed on spe

11、cimens of the rod. Any analytical technique can be used, but in case of dispute reference shall be made to established published methods. NOTE: See annex B. 6 Technical delivery conditions Technical delivery conditions shall meet the requirements in EN 759. 7 Designat ion A rod for gas welding has a

12、 chemical composition within the limits for the alloy symbol O III of Table 1. The designation will be: Rod EN 12536 - O III where, EN 12536 = standard number; O = rod/gas welding (see 4.1); III = chemical composition of rod (see Table 1). O BSI 06-2000 STD-BSI BS EN L253b-ENGL 2000 B Lb24bb7 085448

13、3 Rod symbol Behaviour fluidity Page 7 EN 12536:2000 o1 o II o III o IV ov o VI highly fluid less fluid viscous 1 Annex A (informative) Welding behaviour spatter sensitive to porosity Rods with symbol I to VI have different welding behaviour. In Table A.l typical welding behaviour of different rods

14、is listed. much less no Yes Yes no O BSI 06-2000 Page 8 EN 12536:2000 Bibliography Handbuch fr Eisenhttenlaboratorium, VdEh, Dsseldorf. BS 6200-3, Sampling of iron, steel and other ferrous metals - Pari 3: Methods of analysis. CEN/CR 10261 ECISS information circular 11 - Iron and Steel - Review of a

15、vailable methods of chemical analysis. O BSI 06-2000 BS EN 12536:2000 BSI 389 Chiswick High Road London w4 4AL - STD=BSI BS EN L253b-ENGL 2000 El lb2qbb9 0854485 9bL E BSI - British Standards Institution BSI is the independent national body responsible for preparing British Standards. It presents th

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