{"id":434821,"date":"2024-10-20T07:46:16","date_gmt":"2024-10-20T07:46:16","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-10225-32019a12023\/"},"modified":"2024-10-26T14:44:26","modified_gmt":"2024-10-26T14:44:26","slug":"bs-en-10225-32019a12023","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-10225-32019a12023\/","title":{"rendered":"BS EN 10225-3:2019+A1:2023"},"content":{"rendered":"
This document specifies requirements for weldable structural steels made of hot finished seamless and high frequency welded hollow sections to be used in the fabrication of fixed offshore structures. The following thickness limitations are given in this standard: – for seamless hollow sections up to and including 65 mm; – for HFW hollow sections up to and including 25,4 mm. Greater thicknesses can be agreed, provided the technical requirements of this European Standard are maintained. This European Standard is applicable to steels for offshore structures, designed to operate in the offshore sector but not to steels supplied for the fabrication of subsea pipelines, risers, process equipment, process piping and other utilities. It is primarily applicable to the North Sea Sector, but may also be applicable in other areas provided that due consideration is given to local conditions e.g. design temperature. NOTE This document has an informative Annex E on the prequalification of steels for fixed offshore structures in arctic areas. Minimum yield strengths up to 770 MPa are specified together with impact properties at temperatures down to -40 \u00b0C.<\/p>\n
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2<\/td>\n | undefined <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | 1 Scope 2 Normative references <\/td>\n<\/tr>\n | ||||||
13<\/td>\n | 3 Terms and definitions <\/td>\n<\/tr>\n | ||||||
15<\/td>\n | 4 Classification and designation <\/td>\n<\/tr>\n | ||||||
16<\/td>\n | 5 Information to be supplied by the purchaser <\/td>\n<\/tr>\n | ||||||
17<\/td>\n | 6 Manufacturing process 7 Requirements <\/td>\n<\/tr>\n | ||||||
21<\/td>\n | 8 Inspection <\/td>\n<\/tr>\n | ||||||
22<\/td>\n | 9 Frequency of testing and preparation of samples and test pieces <\/td>\n<\/tr>\n | ||||||
25<\/td>\n | 10 Test methods <\/td>\n<\/tr>\n | ||||||
27<\/td>\n | 11 Marking and bundling <\/td>\n<\/tr>\n | ||||||
28<\/td>\n | 12 Options <\/td>\n<\/tr>\n | ||||||
41<\/td>\n | Annex A (normative when Option 1 is specified by the purchaser)Further details of steel manufacturing procedures to be supplied by the manufacturer <\/td>\n<\/tr>\n | ||||||
42<\/td>\n | Annex B (normative when Option 17 is specified by the purchaser)Weldability testing and mechanical testing of butt welds B.1 General requirements B.2 Welding processes and procedure <\/td>\n<\/tr>\n | ||||||
43<\/td>\n | B.3 Butt-weld requirements B.3.1 General B.3.2 Test piece dimensions <\/td>\n<\/tr>\n | ||||||
44<\/td>\n | B.3.3 Bevel detail B.3.4 Welding processes B.3.5 Nominal heat input <\/td>\n<\/tr>\n | ||||||
45<\/td>\n | B.3.6 Heat treatment B.3.6.1 S355NHHO, S355NLHHO, !S420NLHHO and S460NLHHO” grades B.3.6.2 S420QLHHO, S460QLHHO, S500QLHHO, S620QLHHO, S690QLHHO and 770QLHHO grades B.3.7 Dehydrogenation of test pieces <\/td>\n<\/tr>\n | ||||||
46<\/td>\n | B.4 Mechanical testing B.4.1 General <\/td>\n<\/tr>\n | ||||||
47<\/td>\n | B.4.2 Charpy V-notch impact tests <\/td>\n<\/tr>\n | ||||||
48<\/td>\n | B.4.3 Fracture mechanic test B.4.3.1 General B.4.3.2 Classification of HAZ structures B.4.3.3 Test requirements <\/td>\n<\/tr>\n | ||||||
49<\/td>\n | B.4.3.4 Sectioning methods B.4.4 Macrohardness <\/td>\n<\/tr>\n | ||||||
50<\/td>\n | B.4.5 Cross-weld tensile test <\/td>\n<\/tr>\n | ||||||
55<\/td>\n | Annex C (normative when Option 17 is specified by the purchaser)Weldability testing – Bead-on-plate C.1 General C.2 Test material dimension C.3 Welding method C.4 Test condition <\/td>\n<\/tr>\n | ||||||
56<\/td>\n | C.5 Specific test requirements: macrosection and hardness tests <\/td>\n<\/tr>\n | ||||||
58<\/td>\n | Annex D (normative when Option 17 is specified by the purchaser)Weldability testing \u2013 Controlled thermal severity tests (CTS) D.1 General D.2 Test block dimensions D.3 General welding details D.3.1 Anchor welds D.3.2 Test welds <\/td>\n<\/tr>\n | ||||||
59<\/td>\n | D.4 Evaluation of the test welds D.5 Hardness testing <\/td>\n<\/tr>\n | ||||||
65<\/td>\n | Annex E (informative)Prequalification of steels for offshore structures operating in arctic areas <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Weldable structural steels for fixed offshore structures. Technical delivery conditions – Hot finished hollow sections<\/b><\/p>\n |