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Jirgin Ruwan Ruwan Ruwa na Ruwa na Kare Ruwa (FPSO) cikakkiyar masana'antar mai ta teku ce wacce ke haɗa ajiya, rabuwa da jigilar kayan ɗanyen mai. Ana karbar danyen man da ake hakowa daga rijiyoyin dake karkashin ruwa ta bututun da ke karkashin ruwa, ana sarrafa shi a cikin tankunan dakon kaya, inda a karshe ake kai shi zuwa manyan tankunan dakon kaya ta hanyar sauke kaya.
Super duplex bakin karfe yana da babban abun ciki na molybdenum, wanda ke inganta juriya na bakin karfe sosai, wanda ya dace sosai don amfani da dogon lokaci a cikin mahalli mai babban abun ciki na ion chloride, kamar ruwan teku, kuma ana amfani dashi sosai a cikin bawuloli masu aminci, bututun mai. , desulfurization hasumiyai da sauran sassa a cikin FPSO kayayyaki.
Irin waɗannan abokan ciniki gabaɗaya suna da buƙatu masu zuwa don ƙayyadaddun kaddarorin ƙarfe na kayan aikin walda na super duplex bakin karfe (madaidaicin ƙarfe UNS S32750/S32760, da sauransu):
| Ƙarfin ƙarfi (Mpa) | Tsawon jinkiri (%) | Ferrite (Gwaji) | Pitting lalata (40℃*24h) ASTM G48A | Tauri HV10 | nuna alama PREN |
| ≥750 | ≥20 | 35-65% | ≤4g/m2 | ≤330 | ≥40 |
Don halayen walda da buƙatun fasaha masu alaƙa na super duplex bakin karfe, kamfaninmu yana da daidaitattun kayan walda don dacewa, waɗanda aka bayyana kamar haka:
Daidaita abubuwan amfani da walda
| Welding waya category | SS Argon baka walda waya | sandar walda ta hannun SS | SS flux cored walda waya | SS nutsar da baka walda waya |
| sunan samfur | Saukewa: GTS-2594 | Saukewa: GES-2594 | GFS-2594 | Saukewa: GWS-2594 GXS-330 |
| ma'aunin aiwatarwa | AWS A5.9/5.9M-2017 ER2594 | AWS A5.4/5.4M-2012 ER2594-16 | AWS A5.22/5.22M-2012 ER2594T1-1 | AWS A5.9/5.9M-2017 ER2594 |
Nau'in abun da ke ciki
| sunan samfur | Saukewa: GTS-2594 | Saukewa: GES-2594 | GFS-2594 | Saukewa: GWS-2594 | |
| Alloy wt% | C | 0.012 | 0.017 | 0.022 | 0.017 |
| Mn | 0.62 | 1.05 | 0.76 | 0.42 | |
| Si | 0.45 | 0.40 | 0.49 | 0.64 | |
| Ni | 8.46 | 8.49 | 8.36 | 8.48 | |
| Cr | 25.02 | 25.69 | 24.2 | 24.88 | |
| Mo | 3.86 | 3.96 | 3.65 | 3.85 | |
| P | 0.022 | 0.019 | 0.016 | 0.023 | |
| S | 0.001 | 0.005 | 0.003 | 0.001 | |
| W | 0.02 | 0.01 | 0.01 | 0.04 | |
| N | 0.24 | 0.22 | 0.27 | 0.24 | |
| GABATARWA* | 41.6 | 42.2 | 40.5 | 41.4 | |
| Magana | Filler karfe | Zubar da ƙarfe | Filler karfe | Zubar da ƙarfe | |
Na al'ada inji Properties
| sunan samfur | Saukewa: GTS-2594 | Saukewa: GES-2594 | GFS-2594 | Saukewa: GWS-2594 GXS-330 |
| Ƙarfin ƙarfi (Mpa) | 853 | 920 | 881 | 889 |
| Tsawon jinkiri (%) | 31 | 26 | 25 | 26 |
| Ƙarfin shayar da tasiri (J / ℃) | 240/-46 | 51/-46 | 50/-40 | 56/-46 |
| Ferrite (Gwaji) | 49% | 43% | 36% | 40% |
| Tauri HV10 | 280 | 295 | 289 | 292 |
| rami PREN | 2.5g/m3 | 2.8g/m3 | 2.9g/m3 | 2.7g/m3 |
Karin bayani tuntubi +86 13252436578
Lokacin aikawa: Nuwamba-15-2022