Welding consumables are divided into groups, depending on the strength of the filler metal, corresponding tothe strength of the steel grade to be welded. The groups correspond to the steel types and grades defined inDNVGL-OS-B101. The applicable groups are:— normal strength steels (C/C-Mn steels with specified minimum yield stress (SMYS) ≤ 235 MPa, e.g. seeDNVGL-OS-B101 Ch.2 Sec.2 [2])— high strength steels (C/C-Mn steels with 235 < SMYS ≤ 400 MPa, e.g. see DNVGL-OS-B101 Ch.2 Sec.2[3])— extra high strength steels (C/C-Mn steels with 400 < SMYS ≤ 960 MPa, e.g. see DNVGL-OS-B101 Ch.2Sec.2 [4])— boiler and pressure vessel steels (C/C-Mn steels designed for boilers and pressure vessels, e.g. seeDNVGL-RU-SHIP Pt.2 Ch.2 Sec.3 [2])— steels for low temperature service (steels designed for low temperature application, e.g. see DNVGL-RUSHIPPt.2 Ch.2 Sec.3 [3])— austenitic stainless steels and austenitic high manganese steels (e.g. see DNVGL-RU-SHIP Pt.2 Ch.2 Sec.3[4])— ferritic-austenitic (duplex) steels (e.g. see DNVGL-RU-SHIP Pt.2 Ch.2 Sec.3 [4])— other stainless steels— aluminium alloys (e.g. see DNVGL-OS-B101 Ch.2 Sec.6)— other non-ferrous metals (e.g. see DNVGL-RU-SHIP Pt.2 Ch.2).The groups are further divided into grades depending on the impact test temperature and the chemicalcomposition of the filler metal, see e.g. details given in the referred rules and standards.
Welding consumables are divided into groups, depending on the strength of the filler metal, corresponding to<br>the strength of the steel grade to be welded. The groups correspond to the steel types and grades defined in<br>DNVGL-OS-B101. The applicable groups are:<br>— normal strength steels (C/C-Mn steels with specified minimum yield stress (SMYS) ≤ 235 MPa, e.g. see<br>DNVGL-OS-B101 Ch.2 Sec.2 [2])<br>— high strength steels (C/C-Mn steels with 235 < SMYS ≤ 400 MPa, e.g. see DNVGL-OS-B101 Ch.2 Sec.2<br>[3])<br>— extra high strength steels (C/C-Mn steels with 400 < SMYS ≤ 960 MPa, e.g. see DNVGL-OS-B101 Ch.2<br>Sec.2 [4])<br>— boiler and pressure vessel steels (C/C-Mn steels designed for boilers and pressure vessels, e.g. see<br>DNVGL-RUSHIP Pt.2 2章第3節[2])<br>-低溫服務(鋼設計用於低溫應用的鋼,例如,參見DNVGL-RUSHIP <br>Pt.2 2章第3節[3])<br>-奧氏體系不銹鋼和奧氏體高錳鋼(例如,參見DNVGL-RU-SHIP Pt.2 2章第3節<br>[4])<br>-鐵素體-奧氏體(雙相)鋼(例如,參見DNVGL-RU-SHIP Pt.2章0.2第3節[4])<br>-其它不銹鋼<br>-鋁合金(例如,參見DNVGL-OS-B101 2章第6節)<br>-其他非鐵金屬(例如,參見DNVGL-RU-SHIP Pt.2章。 2)。<br>這些組被進一步劃分為依賴於衝擊試驗溫度和化學等級<br>填充金屬的組合物,參見例如在稱為規則和標準給定的細節。
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