Siffofin 317L Bakin Karfe Akwai a Cepheus Bakin Karfe
- Shet
- Plate
- Bar
- bututu & Tube (welded & sumul)
- Kayan aiki (watau flanges, slip-ons, blinds, weld-wuyoyin, lapjoints, dogayen wuyan walda, welds socket, gwiwar hannu, tees, stub-ends, returns, caps, crosses, reducers, and tubes)
- Weld Waya (AWS E317L-16, ER317L)
Bayanin Bakin Karfe 317L
317L yana ɗaukar molybdenum, ƙarancin abun ciki na carbon "L" darajaaustenitic bakin karfewanda ke ba da ingantaccen juriya na lalata akan 304L da 316L bakin karfe. Ƙananan carbon yana ba da juriya ga hankali yayin walda da sauran hanyoyin zafi.
317L ba Magnetic bane a cikin yanayin da aka rufe amma yana iya zama ɗan ƙaramin maganadisu sakamakon walda.
Juriya na Lalata
317L yana da kyakkyawan juriya na lalata a cikin nau'ikan sinadarai masu yawa, musamman a cikin yanayin acidic chloride kamar waɗanda aka fuskanta a cikin ɓangaren litattafan almara da injin takarda. Ƙara matakan chromium, nickel da molybdenum idan aka kwatanta da 316L bakin karfe yana inganta juriya ga pitting chloride da lalata gabaɗaya. Juriya yana ƙaruwa tare da abun ciki na molybdenum gami. 317L yana da juriya ga matakan sulfuric acid har zuwa kashi 5 a yanayin zafi mai girma kamar 120 ° F (49 ° C). A yanayin zafi ƙasa da 100°F (38°C) wannan gami yana da kyakkyawan juriya ga mafita mafi girma. Koyaya, ana ba da shawarar gwajin sabis don yin lissafin tasirin takamaiman yanayin aiki wanda zai iya shafar halayen lalata. A cikin matakai inda ƙaddamar da iskar gas na sulfur ya faru, 317L ya fi tsayayya da kai hari a wurin da aka yi amfani da shi fiye da alloy na al'ada 316. Tsarin acid yana da tasiri mai tasiri akan yawan hare-hare a cikin irin waɗannan yanayi kuma ya kamata a ƙayyade a hankali ta hanyar sabis. gwaje-gwaje.
Haɗin Sinadari, %
| Ni | Cr | Mo | Mn | Si | C | N | S | P | Fe |
|---|---|---|---|---|---|---|---|---|---|
| 11.0 - 15.0 | 18.0 - 20.0 | 3.0 - 4.0 | 2.0 Max | .75 Max | 0.03 Max | 0.1 Max | 0.03 Max | 0.045 Max | Ma'auni |
Menene halayen Bakin 317L?
- Ingantacciyar lalata gabaɗaya da gurɓatacce zuwa 316L bakin karfe
- Kyakkyawan tsari
- Kyakkyawan weldability
A cikin waɗanne aikace-aikace ake amfani da Bakin 317L?
- Tsarukan desulfurization flue-gas
- Chemical tsarin tasoshin
- Petrochemical
- Bambanci da Takarda
- Condensers a cikin samar da wutar lantarki
Kayayyakin Injini
Mafi ƙayyadaddun Kayayyakin, ASTM A240
| Matuƙar ƙasa ƙarfi, Kri Mafi karancin | .2% Ƙarfin Ƙarfin Haɓaka, ko Mafi ƙarancin | Tsawaita Kashi | Hardness Max. |
|---|---|---|---|
| 75 | 30 | 35 | 217 Brinell |
Welding 317L
317L yana waldawa da sauri ta cikakken kewayon hanyoyin walda na al'ada (sai dai oxyacetylene). AWS E317L/ER317L karfe filler ko austenitic, ƙananan karafa mai filler carbon tare da abun ciki na molybdenum sama da na 317L, ko ƙarfe mai cike da nickel tare da isasshen chromium da abun ciki na molybdenum don wuce juriya na lalata na 317L yakamata a yi amfani da shi don walda 317L karfe.
Lokacin aikawa: Afrilu-12-2020