RU2008123664A - POWDER WIRE FOR WELDING PIPES CATEGORY OF STRENGTH X70-X80 - Google Patents
POWDER WIRE FOR WELDING PIPES CATEGORY OF STRENGTH X70-X80 Download PDFInfo
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- RU2008123664A RU2008123664A RU2008123664/02A RU2008123664A RU2008123664A RU 2008123664 A RU2008123664 A RU 2008123664A RU 2008123664/02 A RU2008123664/02 A RU 2008123664/02A RU 2008123664 A RU2008123664 A RU 2008123664A RU 2008123664 A RU2008123664 A RU 2008123664A
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- Prior art keywords
- feldspar
- manganese
- electrocorundum
- ferrosilicon
- molybdenum
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Abstract
Порошковая проволока для сварки труб, состоящая из стальной оболочки, которая составляет 78-88,8% от общей массы проволоки и имеет следующий состав, мас.%: ! Углерод0,04-0,08Марганец0,15-0,30Кремний0,01-0,03Фосфор0,007-0,012Сера0,01-0,02 ! и порошкообразной шихты, содержащей двуокись титана, полевой шпат, электрокорунд, ферросилиций, никель, железный порошок и комплексную лигатуру, содержащую компоненты в следующем соотношении, мас.%: ! Лантан15-40Празеодим1-10Церий15-20Неодим3-7Железоостальное ! отличающаяся тем, что порошкообразная шихта дополнительно содержит плавиковый шпат, марганец металлический и молибден при следующем соотношении компонентов, мас.%: ! Двуокись титана4,21-7,32Полевой шпат0,5-1,5Электрокорунд0,21-0,71Плавиковый шпат0,3-3,8Ферросилиций0,4-0,7Марганец металлический1,8-3,10Никель0,7-2,0Молибден0,05-0,4Железный порошок2,1-4,9Комплексная лигатура0,1-0,5Сталь оболочкиостальноеFlux cored wire for welding pipes, consisting of a steel sheath, which is 78-88.8% of the total mass of the wire and has the following composition, wt.%:! Carbon 0.04-0.08 Manganese 0.15-0.30 Silicon 0.01-0.03 Phosphorus 0.007-0.012 Sulfur 0.01-0.02! and a powder mixture containing titanium dioxide, feldspar, electrocorundum, ferrosilicon, nickel, iron powder and a complex ligature containing components in the following ratio, wt.%:! Lanthanum 15-40Praseodymium1-10Cerium15-20Neodymium3-7Oryostoal! characterized in that the powder mixture further comprises fluorspar, metallic manganese and molybdenum in the following ratio of components, wt.%:! Titanium Dioxide 4.21-7.32 Feldspar 0.5-1.5 Electrocorundum 0.21-0.71 Feldspar 0.3-3.8 Ferrosilicon 0.4-0.7 Manganese Metal 1.8-3.10 Nickel 0.7-2.0 Molybdenum 0.05- 0.4 Iron powder 2.1-4.9 Complex ligature 0.1-0.5 Sheath steel
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2008123664/02A RU2387526C2 (en) | 2008-06-10 | 2008-06-10 | Flux cored wire for welding of tubes of strength category x70-x80 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2008123664/02A RU2387526C2 (en) | 2008-06-10 | 2008-06-10 | Flux cored wire for welding of tubes of strength category x70-x80 |
Publications (2)
Publication Number | Publication Date |
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RU2008123664A true RU2008123664A (en) | 2009-12-20 |
RU2387526C2 RU2387526C2 (en) | 2010-04-27 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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RU2008123664/02A RU2387526C2 (en) | 2008-06-10 | 2008-06-10 | Flux cored wire for welding of tubes of strength category x70-x80 |
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RU (1) | RU2387526C2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105798485A (en) * | 2016-05-31 | 2016-07-27 | 西安理工大学 | Self-shielded flux-cored wire for X80 pipeline steel and preparation method of self-shielded flux-cored wire |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102398105A (en) * | 2010-09-15 | 2012-04-04 | 中国石油天然气集团公司 | Process for integral hardening and tempering of X80 steel-grade automatic submerged arc welding pipe fittings |
-
2008
- 2008-06-10 RU RU2008123664/02A patent/RU2387526C2/en active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105798485A (en) * | 2016-05-31 | 2016-07-27 | 西安理工大学 | Self-shielded flux-cored wire for X80 pipeline steel and preparation method of self-shielded flux-cored wire |
Also Published As
Publication number | Publication date |
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RU2387526C2 (en) | 2010-04-27 |
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