ƙwararriyar Sinawa 6 Bakin Karfe bututu - 904L bututu maras nauyi - Huaxin
Kwararriyar Sinawa 6 Bakin Karfe bututu - 904L bututu maras nauyi - Huaxin Cikakkun bayanai:
1. Bayani Mai Sauƙi:
904L super austenitic bakin karfe ne low-carbon, high nickel, molybdenum austenitic bakin acid resistant karfe.
GB daraja: 00Cr20Ni25Mo4.5Cu
Matsayin Ƙasa: 904L
Matsayin Ma'aunin Amurka: UNS：N08904
EN Daraja: 1.4539
Girman kewayon: 10*2mm zuwa 219*15mm ko keɓance bisa buƙatar abokin ciniki
Tsawon Tsawon: 300mm zuwa 20000mm
2. Sinadarin Haɗin:
| Daraja | Compsition Chemical (Max %) | ||||||||||
| C | Mn | Si | Mn | P | S | Cr | Ni | Mo | Cu | Ce | |
| 904l | ≤0.02 | ≤2.0 | ≤1.0 | ≤1.0 | ≤0.045 | ≤0.035 | 19-23 | 23-28 | 4.0-5.0 | 1.0-2.0 | 0.03-0.08 |
3. Kayayyakin Injini:
| Daraja | Kayan Injiniya | Yawan yawa | Wurin narkewa | ||
| Ƙarfin Haɓaka (N/mm2)/(Mpa) | Ƙarfin Tensile (N/mm2)/(Mpa) | Tsawaitawa (%) | g/cm3 | ℃ | |
| 904l | ≥300 | ≥ 650 | ≥35 | 8.0 | 1300-1390 |
4.Bayani: 904L
1) Super austenitic bakin karfe 904L (00Cr20Ni25Mo4.5Cu; UNS: N08904; EN: 1.4539) shine
wani babban gami austenitic bakinkarfe tare da ƙananan abun ciki na carbon.
Yana da kyakkyawan juriya na lalata a cikin sulfuric acid kuma an tsara shi musamman don muhalli
tare da yanayin lalata mai tsanani. Yana da babban abun ciki na chromium da isasshen abun ciki na nickel. Ƙarin jan ƙarfe yana sa shi da
karfi acid juriya, musamman high juriya ga chloride interstitial lalata da danniya lalata fatattaka. Ba shi da sauƙi a bayyana
lalacewa tabo da fasa. Ƙarfinsa ga lalatawa ya ɗan fi na sauran karafa. Yana yana da kyau processability da
weldability, kuma za a iya amfani da matsa lamba tasoshin.
2) Metallographic tsarin na 904L bakin karfe:
904L cikakken tsarin austenitic ne. Idan aka kwatanta da talakawa austenitic bakin karfe tare da babban molybdenum abun ciki,
904L yana da tasiri mai mahimmanci akan ferrite da α Hazo na lokaci ba shi da hankali.
a. Kaddarorin jiki da inji:
Girma: 8.0g/cm3. Ƙarfin ƙarfi: σ b≥520Mpa. Tsawaitawa: δ ≥35%
Saboda abun ciki na carbon na 904L yana da ƙasa sosai (mafi girman 0.020%), ba za a sami hazo na carbide a ƙarƙashin gaba ɗaya ba.
zafi magani da walda yanayi. Wannan yana kawar da haɗarin lalata intergranular bayan jiyya na zafi na gabaɗaya da walda.
Saboda babban abun ciki na chromium, nickel da molybdenum da ƙari na jan karfe, 904L na iya wucewa ko da a ragewa.
yanayi, irin su sulfuric acid da formic acid.
Babban abun ciki na nickel yana sa ya sami ƙarancin lalata a cikin yanayin aiki. A cikin kewayon maida hankali na 0 ~ 98% na sulfuric acid mai tsabta,
Amfani da zafin jiki na 904L na iya zama sama da 40 ℃. Rashin juriya na lalata phosphoric acid a cikin kewayon maida hankali na 0 ~ 85% shine
mai kyau sosai.
A cikin masana'antar phosphoric acid da aka samar ta hanyar rigar tsari, ƙazanta suna da tasiri mai ƙarfi akan juriya na lalata. Daga cikin kowane iri
na phosphoric acid, 904L yana da mafi lalata juriya fiye da talakawa bakin karfe. A cikin karfi oxidizing nitric acid, da lalata juriya na 904L
yana ƙasa da na babban alloyed karfe ba tare da molybdenum ba. A cikin acid hydrochloric, amfani da 904L yana iyakance zuwa 1-2% na ƙananan taro.
A cikin wannan kewayon maida hankali. Juriya na lalata na 904L ya fi na bakin karfe na al'ada. 904L karfe yana da babban juriya ga
tabo lalata.
A cikin maganin chloride, juriyar lalatawar sa shima yana da kyau sosai. Babban abun ciki na nickel na 904L yana rage yawan lalata a cikin ramuka da ramuka.
Lokacin da zafin jiki na bakin karfe na austenitic na yau da kullun ya fi 60 ℃, yana iya zama mai kula da lalatawar damuwa a cikin wadataccen chloride.
muhalli.
Ana iya rage wannan hankali ta hanyar ƙara abun ciki na nickel na bakin karfe. Saboda babban abun ciki na nickel, 904L yana da babban juriya ga
lalatawar danniya a cikin maganin chloride, madaidaicin maganin hydroxide da wadataccen yanayi na hydrogen sulfide.
Taimakawa kayan walda: sandar walda (E385-16/17), wayar walda (ER385).
b. Kariya don aikace-aikacen 904L:
1. Yin aiki
1.1 Ayyukan walda
Kamar talakawa bakin karfe, 904L za a iya welded ta daban-daban waldi hanyoyin. Hanyar walda ta gama gari ita ce walda ta hannu ko
inert gas kariya waldi.
Ƙarfin lantarki ko ƙarfe na waya ya dogara ne akan abun da ke cikin ƙarfe na tushe kuma yana da tsabta mafi girma. Ana buƙatar abun ciki na molybdenum ya kasance
sama da tushe karfe.
Gabaɗaya ba a buƙatar preheating kafin walda, amma a cikin aikin waje mai sanyi, don guje wa tururin ruwa, gidajen abinci ko kusa.
yankunan za a iya mai tsanani a ko'ina.
Zazzabi na gida kada ya wuce 100 ℃ don guje wa tarawar carbon da lalata tsaka-tsaki. Ƙananan makamashin layi, ci gaba
kuma yakamata a karɓi ƙimar walda da sauri yayin walda.
Gabaɗaya, ba a buƙatar maganin zafi bayan walda. Idan ana buƙatar maganin zafi, dole ne a yi zafi zuwa 11000 ℃ 1150 ℃ sannan a sanyaya da sauri.
1.2 Aikin injin
Halayen machining na 904L sun yi kama da na sauran bakin karfe austenitic. Akwai dabi'ar manne kayan aiki da taurin aiki yayin sarrafawa.
Dole ne a yi amfani da kayan aikin Carbide tare da madaidaiciyar kusurwar rake, kuma za a yi amfani da sulfurized da man chlorin a matsayin yankan sanyaya. Kayan aiki da tsari za su kasance a kan yanayin
rage aikin hardening. Gudun yankan sannu-sannu da ƙimar ciyarwa za a kauce masa yayin yanke.
5. Samar da alaƙa:
6. Karin magani
1) Yaren mutanen Poland
2) Alama:
7 . Shiryawa da Lodawa:
8. Aikace-aikace:
Ana amfani da 904L a fannoni masu zuwa:
*Kayan man fetur da sinadarai, irin su reactors a cikin kayan aikin mai.
* Ajiye da kayan sufuri na sulfuric acid, kamar mai musayar zafi.
*Ana amfani da na'urar da ke lalata iskar gas ɗin da ake amfani da ita a masana'antar wutar lantarki galibi a cikin jikin mai ɗaukar hayaƙi, flue, shutter, internals, tsarin feshi da sauransu.
* Srubber da fan a tsarin kula da acid.
*Tsarin kula da ruwan teku, mai musayar zafi na ruwa, kayan masana'antar takarda, sulfuric acid da kayan aikin nitric acid, yin acid,
masana'antar harhada magunguna da sauran kayan aikin sinadarai, tasoshin matsin lamba, kayan abinci.
* Masana'antar harhada magunguna: centrifuge, reactor, da sauransu.
* Abincin kayan lambu: tukunyar soya miya, ruwan inabi dafa abinci, tukunyar gishiri, kayan aiki da riguna.
*904L karfe ne mai dacewa don tsarma sulfuric acid mai karfi mai lalata.
Hotuna dalla-dalla samfurin:
Jagoran Samfuri masu dangantaka:
Muna ƙoƙari don kyakkyawan aiki, sabis na abokan ciniki", yana fatan ya zama mafi kyawun haɗin gwiwar ma'aikata da mamaye kamfani don ma'aikatan, masu kaya da masu siyayya, ya fahimci rabon farashin da ci gaba da tallan don ƙwararrun Sinanci 6 Bakin Karfe Bututu - 904L bututu mara nauyi - Huaxin, The samfurin zai wadata a duk faɗin duniya, kamar: Swiss, Houston, Bolivia, Kamfaninmu yana da injiniyoyi masu sana'a da ma'aikatan fasaha don amsa tambayoyinku game da matsalolin kulawa, wasu gazawar samfuranmu na yau da kullun, ƙimar farashin, kowane tambayoyi game da kayayyakin, Da fatan za a tuntube mu.