Bayani game da Bututun Bakin Karfe 904L
Bakin karfe 904L ya ƙunshi abubuwan da ke cikin chromium, nickel, molybdenum da jan ƙarfe, waɗannan abubuwan suna ba da nau'in bakin karfe 904L kyawawan halaye don tsayayya da tsatsa a cikin sinadarin sulfuric acid mai narkewa saboda ƙarin jan ƙarfe, ana amfani da 904L a yanayin matsin lamba da tsatsa inda 316L da 317L ke aiki ba daidai ba. 904L yana da babban abun ciki na nickel tare da ƙarancin abun ciki na carbon, ƙarfe na jan ƙarfe yana ƙara juriyarsa ga tsatsa, "L" a cikin 904L yana nufin ƙarancin carbon, ƙarfe ne na Super Austenitic na yau da kullun, ma'auni iri ɗaya sune DIN 1.4539 da UNS N08904, 904L yana da mafi kyawun halaye fiye da sauran ƙarfe na austenitic.
Bayani dalla-dalla na bututun ƙarfe na 904L
| Kayan Aiki | Alloy 904L 1.4539 N08904 X1NiCrMoCu25-20-5 |
| Ma'auni | ASTM B/ASME SB674 / SB677, ASTM A312/ ASME SA312 |
| Girman Tube mara sumul | 3.35 mm OD Zuwa 101.6 mm OD |
| Girman Tube Mai Walda | 6.35 mm OD Zuwa 152 mm OD |
| Swg & Bwg | 10 Swg., 12 Swg., 14 Saurari, 16 Saurara. |
| Jadawalin Jadawalin | SCH5, SCH10, SCH10S, SCH20, SCH30, SCH40, SCH40S, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
| kauri na bango | 0.020" –0.220", (akwai kauri na musamman na bango) |
| Tsawon | Bazuwar Guda ɗaya, Bazuwar Guda Biyu, Tsawon Daidaitacce & Yankewa |
| Gama | An goge, AP (An cire & an cire), BA (Bright & Annealed), MF |
| Tsarin Bututu | Bututun Madaidaiciya, Mai Lanƙwasa, Mai Murabba'i/Bututun Murabba'i, Bututun/Bututun Muƙala, Bututun Zagaye/Bututu, Siffar "U" don masu musanya zafi, Bututun Hydraulic, Bututun Kek na Pan, Bututun Madaidaiciya ko 'U', Bututun Rami, Bututun LSAW da sauransu. |
| Nau'i | Ba shi da sumul, ERW, EFW, An haɗa shi da walda, an ƙera shi |
| Ƙarshe | Ƙarshen da aka sassaka, Ƙarshen da aka sassaka, An tattake |
| Lokacin isarwa | Kwanaki 10-15 |
| Aika zuwa | Ireland, Singapore, Indonesia, Ukraine, Saudi Arabia, Spain, Canada, Amurka, Brazil, Thailand, Korea, Italiya, Indiya, Masar, Oman, Malaysia, Kuwait, Kanada, Vietnam, Peru, Mexico, Dubai, Rasha, da sauransu |
| Kunshin | Fitar da kayayyaki masu inganci na yau da kullun, ko kuma kamar yadda ake buƙata. |
Kayayyakin Inji na SS 904L
| Sinadarin | Darasi 904L |
| Yawan yawa | 8 |
| Narkewar Nisa | 1300 -1390 ℃ |
| Damuwa Mai Tsanani | 490 |
| Matsi na Yawan Amfani (Kashi 0.2%) | 220 |
| Ƙarawa | Mafi ƙarancin kashi 35% |
| Taurin kai (Brinell) | - |
Sinadarin Sinadarin Tube na SS 904L
| AISI 904L | Matsakaicin | Mafi ƙaranci |
| Ni | 28.00 | 23.00 |
| C | 0.20 | - |
| Mn | 2.00 | - |
| P | 00.045 | - |
| S | 00.035 | - |
| Si | 1.00 | - |
| Cr | 23.0 | 19.0 |
| Mo | 5.00 | 4.00 |
| N | 00.25 | 00.10 |
| CU | 2.00 | 1.00 |
904L SS ASTM B677 Daidaitacce
| MAS'ALA | WERKSTOFF NR. | UNS | JIS | BS | KS | AFNOR | EN |
| SS 904L | 1.4539 | N08904 | SUS 890L | 904S13 | STS 317J5L | Z2 NCDU 25-20 | X1NiCrMoCu25-20-5 |
Kayayyakin Bututun Bakin Karfe 904L
l Kyakkyawan juriya ga tsatsagewar tsatsa saboda kasancewar yawan sinadarin nickel.
l Tsatsa da tsatsa a cikin rami, juriya ga tsatsa a tsakanin granular.
L Grade 904L ba shi da juriya ga nitric acid.
l Kyakkyawan tsari, tauri da kuma walda, saboda ƙarancin sinadarin carbon, ana iya walda shi ta amfani da kowace hanya ta yau da kullun, ba za a iya taurare 904L ta hanyar maganin zafi ba.
l Ba mai maganadisu ba ne, 904L ƙarfe ne na Austenitic, don haka 904L yana da kaddarorin tsarin Austenitic.
Juriyar Zafi, Karfe mai nauyin 904L mai nauyin ƙarfe ba tare da ƙarfe ba yana ba da juriya mai kyau ga iskar shaka. Duk da haka, daidaiton tsarin wannan matakin yana raguwa a yanayin zafi mai yawa, musamman sama da 400°C.
Maganin Zafi, Karfe mai nauyin 904L na bakin karfe za a iya yi masa maganin zafi a 1090 zuwa 1175°C, bayan haka sai a sanyaya shi da sauri. Maganin zafi ya dace da taurare waɗannan maki.
Aikace-aikacen Bakin Karfe 904L
l Kayan aikin mai da na man fetur, misali: Reactor
l Kayan adanawa da jigilar kayan aikin sulfuric acid, misali: mai musayar zafi
l Kayan aikin maganin ruwan teku, mai musayar zafi na ruwan teku
l Kayan aikin masana'antar takarda, sinadarin sulfuric, kayan aikin nitric acid, yin acid, masana'antar magunguna
l Jirgin ruwa mai matsin lamba
l Kayan aikin abinci
