【正文】 ATHENS, University of Manchester, 22/10/2020 12:29, Uncontrolled Copy, (c) BSI BS EN 125164:2020 National foreword This British Standard is the UK implementation of EN 125164:2020. The UK participation in its preparation was entrusted to Technical Committee PSE/7, Industrial valves. A list of anizations represented on this mittee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority Strategy Comm ittee on 30 May 2020 169。 Licensed Copy: Manchester ATHENS, University of Manchester, 22/10/2020 12:29, Uncontrolled Copy, (c) BSI BRITISH STANDARD BS EN 125164:2020 Industrial valves — Shell design strength — Part 4: Calculation method for valve shells manufactured in metallic materials other than steel ICS ，如果你需要更多標準可以到 。 ，如果你需要更多標準可以到 。 如果你購買的文檔存在缺頁、字跡模糊、亂碼等情況，請大家通過論壇消息與我聯(lián)系。 如果你購買的文檔存在缺頁、字跡模糊、亂碼等情況，請大家通過論壇消息與我聯(lián)系。 BSI 2020 ISBN 978 0 580 55408 7 Amendments/corrigenda issued since publication Date Comments ，如果你需要更多標準可以到 。 Licensed Copy: Manchester ATHENS, University of Manchester, 22/10/2020 12:29, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD NORME EUROP201。ISCHE NORM EN 125164 January 2020 ICS English Version Industrial valves Shell design strength Part 4: Calculation method for valve shells manufactured in metallic materials other than steel Robiterie industrielle R233。canique des enveloppes Partie 4 : M233。appareils de robiterie en mat233。talliques autres que l39。usefestigkeit Teil 4: Berechnungsverfahren f252。use von Armaturen aus anderen metallischen Werkstoffen als Stahl This European Standard was approved by CEN on 14 December 2020. CEN members are bound to ply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up todate lists and bibliographical references concerning such national standards may be obtained on application to the CEN Management Centre or to any CEN member. This European Standard exists 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 CEN Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION C O M I T 201。E N DE NOR M A L I S ATI O N EUR OP 196。R NOR M UNG Management Centre: rue de Stassart, 36 B1050 Brussels 169。C MPa or N/mm2 Rm minimum tensile strength N/mm2, MPa Rm/t tensile strength at temperature t 176。C N/mm2, MPa Rp0,2 minimum 0,2 %proof strength N/mm2, MPa Rp0,2/t 0,2 % — proof strength at temperature t 176。C MPa or N/mm2 TS maximum/minimum allowable temperature 176。C 20 100 150 200 250 300 350 N/mm2 ENGJS7002/2U Rp0,2 420 400 390 370 350 320 280 ENGJS6003/3U Rp0,2 370 350 340 320 300 270 220 ENGJS5007/7U Rp0,2 320 300 290 270 250 230 200 ENGJS40015/15U Rp0,2 250 240 230 210 200 180 160 ENGJS40018/18ULT Rp0,2 240 230 220 200 190 170 150 ENGJS35022/22ULT Rp0,2 220 210 200 180 170 150 140 BS EN 125164:2020 EN 125164:2020 (E) 8 Licensed Copy: Manchester ATHENS, University of Manchester, 22/10/2020 12:29, Uncontrolled Copy, (c) BSI Table 4 — Strength values for wall thickness 60 mm up to 200 mm Material grade Characteristic value Strength characteristics Rp0,2 at operating temperature in 176。C ENGJS35022LT ENJS 1015 40 ? TS ? 350 ENGJS35022ULTa ENJS 1019 40 ? TS ? 350 ENGJS40018LT ENJS 1025 20 ? TS ? 350 ENGJS40018ULTa ENJS 1049 20 ? TS ? 350 a Mechanical properties verified on test pieces from caston samples. These grades should be chosen in preference to the material grades with the separately cast samples when the unit mass of the casting ? 2 000 kg or when the relevant wall thickness varies between 30 mm and 200 mm. Welding Repair welding on spheroidal and malleable cast iron may be carried out at the foundry only if it is approved by the customer. Production or repair welding shall not be carried out on parts manufactured from grey cast iron. BS EN 125164:2020 EN 125164:2020 (E) 9 Licensed Copy: Manchester ATHENS, University of Manchester, 22/10/2020 12:29, Uncontrolled Copy, (c) BSI Materials — Wrought copper alloys General Materials shall be in accordance with Table