Lokacin da injiniyoyi suka bayyana 316 ko 316L bakin karfe don abubuwan da ke da mahimmanci - bawul ɗin matsa lamba a cikin tsarin injin ruwa na teku, gidajen silinda don famfunan piston mai matsa lamba, ko madaidaicin madaidaicin madauri akan motocin injiniya - ba kawai zaɓin abu bane. Suna zaɓar garantin aiki: juriya ga rami mai haifar da chloride, daidaiton tsari a yanayin zafi mai tsayi, da amincin dogon lokaci a cikin mahallin sinadarai masu tayar da hankali. Amma wannan garantin yana riƙe ne kawai idan masana'antar da ke isar da sashin ya mallaki abubuwa uku: daidaiton ƙarfe, amincin girma a ƙarƙashin kulawar GD&T, da rashin haƙuri don tafiyar da tsari cikin batches.
Shi ya sa ake samo asali daga gaskiya 316 316L bakin karfe factory al'amura - ba wani janar karfe maroki, ba ciniki kamfanin masking a matsayin manufacturer, amma wani makaman inda kowane zafi na 316L ne traceable zuwa bokan gwajin rahotannin niƙa, inda CNC machining sigogi da ake saurare musamman ga austenitic bakin kwarara halaye, da kuma inda simintin gyaran kafa porosity aka kama kafin karshe zafi magani-ba bayan.
Mun ga ayyuka da yawa sun jinkirta saboda “mai ba da bakin karfe” ya karɓi zane-zane ba tare da nuna alamar cewa tushe mai bangon 316L mai bakin ciki ba zai yi rauni yayin rage damuwa sai dai in an yi na'ura a jere tare da sarrafa ƙarfi. Mun gwada AMS 5387 cobalt alloy nozzles gefe-da-gefe tare da 316L daidai a cikin simintin allurar ruwan teku - kuma mun kalli riƙon bakin ciki inda mafi rahusa ya gaza a sa'o'i 2,800. Wannan ba ilimin ka'idar bane. An gina shi a cikin kayan aikin mu, ka'idojin binciken mu, da kuma yadda muke daidaita kowane bincike na CMM kafin auna madaidaicin wurin zama na 316L.
A QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., daidaici ba a sanya shi a saman samarwa ba - an ƙera shi a ciki. Our ISO-compliant makaman a Qingdao iyawa duka biyu zuba jari-simintin da kuma yashi-simintin 316/316L bakin karfe sassa, sa'an nan gama su da Multi-axis CNC machining cewa kula ± 0.01 mm tolerances a kan fasali kamar sealing saman da aron kusa-rami alamu. Ba mu fitar da maganin zafi ba. Ba mu yarda da takaddun shaida ba. Kowane danyen abu mai yawa yana jurewa nazarin yanayin yanayi lokacin isowa-kuma cikakken yanayin ganowa yana cikin tsarin ERP ɗinmu har zuwa lambar tanderu da ƙimar sanyaya.
- Ikon kayan yana farawa kafin yanke: Mun samo 316L daga masana'antun da aka tabbatar da su zuwa ASTM A240/A484, tare da abun ciki na Mo wanda aka gudanar tsakanin 2.0-3.0% da carbon ≤0.03% - an tabbatar da zafi, ba kowane kaya ba.
- Machining yana guje wa taurin aiki: Muna amfani da ƙananan RPM, dabarun ciyarwa mai girma tare da kayan aikin carbide mai rufi na PVD wanda aka tsara don austenitic bakin ciki, rage yawan zafi da adana juriya na lalata a saman Layer.
- Mutuncin saman ba zai yiwu ba: Don gidajen famfo da aka fallasa ga brine, muna amfani da passivation ta ASTM A967 (Hanyar B) da kuma tabbatar da ƙimar Cr / Fe tare da XRF-babu na gani-kawai cak.
- Tabbatar da girman yana faruwa sau uku: pre-machining (tabbacin hannun jari), tsakiyar tsari (mahimman bayanai), da kuma bayan kammalawa (cikakken sikanin CMM akan samfurin CAD).
Wasu na iya yin gardama cewa duk wani tushen da aka tabbatar da ISO zai iya samar da simintin 316L. Amma simintin 316L ba kamar jefa baƙin ƙarfe ba ne. Babban abun ciki na nickel da molybdenum yana ƙara haɗarin fashewa mai zafi. Ƙarƙashin ƙarancin zafinsa yana buƙatar madaidaicin iko na preheat mold. Kuma yanayin sa na samar da lokacin sigma yayin jinkirin sanyaya yana nufin dole ne a inganta jadawalin jiyya na zafi-ba a ɗauka ba. Mun kawar da zafi na samfur guda biyu saboda farashin sanyaya ya faɗi a wajen taga 5°C/min da ake buƙata don guje wa ɓarna. Wannan shine farashin tsallake horon ƙarfe.
Ƙarfin mu yana cikin haɗin kai tsaye: simintin gyare-gyare, injina, magani mai zafi, da ƙarewa suna faruwa a ƙarƙashin rufin ɗaya, tare da ma'auni na awo da kuma madaukai na ainihin lokaci tsakanin sassan. Lokacin da abokin ciniki ya aika da zane don jikin bawul ɗin matsa lamba mara daidaitaccen 316L tare da tashoshi masu sanyaya asymmetric, ƙungiyarmu ba kawai ta faɗi farashin da lokacin jagora ba. Muna gudanar da simintin gyare-gyare, muna ba da shawarar ƙananan tweaks na geometry don rage raƙuman ɓarna, kuma muna ba da shawarar tsarin mashin ɗin wanda zai rage sake-ƙulle-yanke lokacin sake zagayowar da kashi 22% ba tare da yin hadaya ba.
Abokan ciniki na duniya-daga OEMs na ruwa a Jamus zuwa masu ba da sabis na filayen mai a Texas- sun dogara da mu saboda dogaro ba da'awar talla ba ce a nan. Ana iya aunawa: 99.4% bayarwa akan lokaci a cikin watanni 18 da suka gabata, gazawar filin sifili da aka danganta da rashin daidaituwa na kayan aiki, da cikakken shirye-shiryen dubawa don Sashe na ASME BPVC II ko takaddun yarda na PED 2014/68/EU. Muna jigilar kayan ƙarfe 316 da 316L zuwa Arewacin Amurka, Turai, da Kudu maso Gabashin Asiya-ba azaman kayayyaki ba, amma kamar yadda aka tsara, ganowa, sassa masu inganci.
Idan kana bukatar a 316 316L bakin karfe factory wanda ke ɗaukar kayan aikin ku kamar kayan masarufi mai mahimmanci-ba kayan SKU ba — kuna buƙatar abokan haɗin gwiwa waɗanda suka ƙera ɗaruruwan gidajen silinda 316L don famfunan laka, waɗanda suka fahimci dalilin da ya sa 0.5° daftarin kusurwa ya fi dacewa da rashin ƙarfi a cikin wurin zama na ruwa na ruwa, kuma waɗanda ke riƙe takaddun shaida da aka shigar tare da kowane bayanin jigilar kaya. Wannan ba daidaitaccen aiki ba ne. Aikinmu ne na yau da kullun.
Duba gaba: muna faɗaɗa iyawarmu a cikin tsarin injina-machining don manyan majalissar 316L mai girman diamita da zurfafa R&D akan ƙananan zafin jiki na warware matsalar don ingantacciyar juriya ta intergranular. Domin a cikin manyan aikace-aikacen masana'antu, madaidaicin bakin karfe ba kawai an yi shi ba. Ana samun sa - batch ta tsari, zafi ta zafi, auna ta hanyar aunawa.
