Menene Inconel 625 Bututu Mara Sumul?
Inconel 625 (UNS N06625, W.Nr. 2.4856) wani ƙarfe ne na nickel-chromium-molybdenum wanda aka ƙara niobium. Niobium yana aiki tare da molybdenum don taurare matrix na alloy, yana ba shi ƙarfi mai yawa ba tare da buƙatar wani maganin zafi mai ƙarfi ba. Wannan babban abu ne - yana nufin za ku iya walda shi kuma har yanzu kuna samun cikakken ƙarfi ba tare da ƙarin maganin zafi bayan walda ba.
Bututu mara sumul yana nufin babu dinkin da aka haɗa a tsawonsa. Ana yin sa ne ta hanyar huda bututun ƙarfe mai ƙarfi da birgima ko zana shi zuwa girmansa. Babu dinkin da aka haɗa da walda yana nufin babu rauni, babu haɗarin tsatsa a dinka, da kuma ingantaccen matsi. Shi ya sa bututun da ba su da sumul su ne zaɓin da aka saba amfani da shi a aikace-aikace masu mahimmanci inda gazawar ba zaɓi ba ne.
Bututun Inconel 625 mara sulke yana aiki daga yanayin zafi mai zafi har zuwa 982°C (1800°F). Yana tsayayya da fashewar ramuka, tsatsa mai kauri, da tsatsa mai ƙarfi ta chloride - abubuwa uku da ke kashe bututun ƙarfe na yau da kullun a cikin ayyukan ruwa da sinadarai.
Sinadarin Sinadarai
Tsarin aikin shine abin da ya bai wa Inconel 625 ƙarfinsa. Ga bayanin da aka yi:
| Sinadarin | Nauyi% |
| Nickel (Ni) | Minti 58.0% (ma'auni) |
| Chromium (Cr) | 20.0 – 23.0% |
| Molybdenum (Mo) | 8.0 – 10.0% |
| Niobium + Tantalum (Nb+Ta) | 3.15 – 4.15% |
| Baƙin ƙarfe (Fe) | matsakaicin kashi 5.0% |
| Manganese (Mn) | matsakaicin 0.50% |
| Silikon (Si) | matsakaicin 0.50% |
| Carbon (C) | 0.10% mafi girma |
| Cobalt (Co) | matsakaicin 1.0% |
Yawan sinadarin nickel (58%+) shine abin da ke sa shi kusan ba ya kamuwa da tsagewar dattin chloride. Molybdenum (8-10%) yana ba shi juriya mai kyau ga tsagewar dattin da ke cikin ruwan teku da kuma wuraren da ke ɗauke da chloride. Niobium (3.15-4.15%) yana ba da ƙarfi mai ƙarfi ga mafita.
Kayayyakin Inji
A cikin yanayin da aka yi wa fenti, bututun Inconel 625 mara sumul yana ba da waɗannan halaye na injiniya na yau da kullun:
| Kadara | darajar |
| Ƙarfin Taurin Kai (Mafi Girma) | ≥827 MPa (120 ksi) |
| Ƙarfin Yawa (kashi 0.2%) | ≥414 MPa (60 ksi) |
| Tsawaita (a cikin inci 2) | ≥30% |
| Tauri | ≤287 HB |
| Yawan yawa | 8.44 g/cm³ |
| Wurin narkewa | 1290 – 1350°C |
Abin da wannan ke nufi a aikace:Inconel 625 yana da ƙarfi sosai ga tsarin bututun da ke da matsin lamba mai yawa kuma yana da ƙarfi sosai don jure buguwa da girgiza. Mafi ƙarancin tsayin 30% yana nufin za a iya lanƙwasa shi kuma a samar da shi ba tare da fashewa ba.
A yanayin zafi mai yawa, Inconel 625 yana riƙe da ƙarfi mai amfani har zuwa 982°C (1800°F). Hakanan yana jure da kyau a yanayin zafi mai ƙarfi - ƙasa da -196°C - ba tare da ya yi rauni ba, shi ya sa kuke ganinsa a cikin tsarin LNG da ruwa na nitrogen.
Juriyar Tsatsa - Inda Yake Haskawa Da Gaske
Wannan shine babban dalilin da yasa mutane ke biyan kuɗin Inconel 625. Yana kula da muhallin da ke lalata ƙarfe mai nauyin 316L cikin watanni.
Yanayin ruwan teku da na ruwa:Inconel 625 kusan ba shi da kariya daga tsatsa a ruwan teku. Yana tsayayya da tsatsa a cikin ruwa, tsatsa a cikin rami, da kuma lalata shi. Shi ya sa kuke ganinsa a cikin bututun sanyaya ruwan teku, tsarin ruwan wuta, bututun ruwan ballast, da kayan aikin samar da ruwa a ƙarƙashin teku.
Tsabtace ƙasa daga chloride:Wannan shine babban abin da ke haifar da ƙarancin ƙarfe 304 da 316 a fannin aikin ruwa da sinadarai. Inconel 625 kusan ba shi da kariya saboda yawan sinadarin nickel da ke cikinsa.
Juriyar acid:Inconel 625 yana iya sarrafa sinadarin sulfuric acid, hydrochloric acid, phosphoric acid, gauraye acid, chlorine, chlorine da aka yi da chlorine, fluorides, da kuma alkalis masu ƙarfi. A cikin tururin hydrofluoric acid, yawan tsatsa na bakin karfe 316L zai iya kaiwa kusan sau 65 fiye da Inconel 625.
Juriyar juyawa:Lambar PREN (Lambar Daidaitawar Rage ...
Sabis mai tsami (H₂S):An amince da Inconel 625 don amfani da tsami kamar yadda NACE MR0175 / ISO 15156 ta tanada. Ana amfani da shi sosai wajen samar da mai da iskar gas a ƙasashen waje don abubuwan da ke cikin hydrogen sulfide, carbon dioxide, da chlorides.
Siffofin Samfura da Ma'auni
Inconel 625 yana samuwa a cikin nau'ikan samfura da yawa. Womic Steel yana samar da dukkan su:
Bututu da bututu marasa sumul:ASTM B444 / ASME SB-444, AMS 5581
- Kewayon OD: 6mm – 219mm (daidaitacce); har zuwa 610mm akwai akan buƙata
- Kauri daga bango: 0.5mm – 20mm
- Maki: Aji na 1 (maganin da aka yi wa annealed, hatsi mai kauri don rarrafe) da Aji na 2 (maganin da aka yi wa annealed, hatsi mai kyau don gajiya)
Bututun da aka haɗa:ASTM B704, ASTM B705
- Girman diamita, mafi araha ga aikace-aikacen da ba su da mahimmanci
Faranti da Takarda:ASTM B443 / ASME SB-443, AMS 5599
- Kauri: 0.5mm – 50mm
Bar da sanda:ASTM B446 / ASME SB-446, AMS 5666
- Diamita: 6mm - 250mm
Ƙirƙira:ASTM B564 / ASME SB-564
- Flanges, kayan aiki, jikin bawul, siffofi na musamman
Kayayyakin Waya da Walda:AWS A5.14 ERNiCrMo-3 (ƙarfe mai cikawa)
Tsarin Masana'antu
Womic Steel tana samar da bututun Inconel 625 mara matsala ta hanyar tsari mai sarrafawa:
- Narkewa:Narkewar injin injin (VIM) ko sake narkewar injin injin (VAR) yana tabbatar da ƙarancin iskar gas da kuma tsafta mai yawa.
- Sokewa:Ana dumama billet ɗin kuma a huda shi don ya zama harsashi mai rami.
- Fitar zafi ko birgima:An rage harsashin da ba shi da rami zuwa matsakaicin girma.
- Zane mai sanyi:Zane-zanen sanyi da yawa tare da matsakaitan annealing suna cimma girma na ƙarshe da juriya mai tsauri. Zane-zanen sanyi yana inganta kammala saman da daidaiton girma.
- Maganin rage zafi:Maganin zafi na ƙarshe a zafin 980-1040°C sannan kuma sanyaya cikin sauri yana dawo da juriyar tsatsa da kuma jurewar danshi.
- Pickling da passivation:Yana cire sikeli da oxide, yana barin wani wuri mai tsabta mara amfani.
- NDT da gwaji:Gwajin hydrostatic 100%, gwajin ultrasonic, gwajin eddy current, da kuma duba girma.
Don bututun da aka haɗa, ana amfani da tsiri mai sanyi da aka yi da kuma aka haɗa ta amfani da TIG ko walda ta plasma, sannan a yi amfani da cikakken maganin annealing da NDT na dinkin walda.
Walda da Ƙirƙira
An san Inconel 625 da kyakkyawan ƙarfin walda. Za ka iya walda shi ta amfani da TIG (GTAW), MIG (GMAW), walda sanda (SMAW), walda laser, ko walda ta hanyar lantarki.
An ba da shawarar ƙarfe mai cikawa:AWS A5.14 ERNiCrMo-3 (Inconel 625 filler)
Muhimman abubuwan da ya kamata a tuna:
- Ba a buƙatar maganin zafi bayan walda ba - ƙarfen yana samun ƙarfi daga ƙarfafawar maganin ƙarfi, ba ta hanyar taurarewar ruwan sama ba.
- A tsaftace yankin walda sosai kafin a yi walda — babu mai, mai, ko oxide.
- Sarrafa shigar da zafi don guje wa zafi fiye da kima.
- A ajiye zafin wurin da ke ƙasa da 150°C.
- Yi amfani da iskar argon mai tsafta ko kuma iskar argon-helium mai kariyar iska.
Ga walda na ƙarfe daban-daban (Inconel 625 zuwa bakin ƙarfe ko zuwa ƙarfe na carbon), ERNiCrMo-3 shi ma ana ba da shawarar a yi amfani da shi wajen cikawa.
Aikace-aikace — Inda Kake Samun Inconel 625 Bututu Mara Sumul
Ana amfani da bututun Inconel 625 mara tsari a masana'antu daban-daban:
Masana'antar Mai da Iskar Gas
- Bututun da aka saka a ƙasa
- Layukan kwararar ruwa da tsalle-tsalle na ƙarƙashin teku
- Layukan allurar sinadarai
- Abubuwan da ke cikin Wellhead
- Bututun iskar gas mai tsami (mai jituwa da NACE MR0175)
- Tarin walƙiya
- Bututun ruwa na teku da na ƙasa
Injiniyan Ruwa
- Tsarin sanyaya ruwan teku
- Tsarin ruwan wuta
- Bututun ruwa na Ballast
- Masu haɗin ƙarƙashin teku da gidajen kebul
- Tsarin shaye-shayen jirgin ruwa
- Shagunan canja wurin zafi na injin desalination
Sarrafa Sinadarai
- Sulfuric acid, hydrochloric acid, phosphoric acid sufuri
- Abubuwan ciki na reactor
- Bututun musayar zafi (gefen kafofin watsa labarai masu lalata)
- Tsarin rage iskar gas (FGD)
- Kayan aikin sarrafa gurɓata muhalli
sararin samaniya
- bututun fitar da hayaki na injin jet
- Layukan mai na'ura mai aiki da karfin ruwa
- Bututun zubar iska
- Tsarin gyaran Nacelle
- Layukan injin roka masu fashewa
Samar da Wutar Lantarki
- Bututun taimakon tsibiran nukiliya
- Maido da zafi mai zafi na sharar iskar gas mai zafi
- Bututun Superheater
Sauran Masana'antu
- Tsarin bututun magunguna (tsabtacewa da juriya ga tsatsa)
- Bututun masana'antar bleach na pulp da takarda
- Bututun watsa hydrogen
Bakin Karfe na Inconel 625 da 316L — Kwatantawa Mai Sauri
Wannan tambaya ce da muke samu a kowane lokaci. Ga ɗan gajeren bayanin:
| Bangare | Inconel 625 | Bakin Karfe 316L |
| PREN (juriyar rami) | ≥45 | 24-26 |
| Matsakaicin zafin aiki | 982°C (1800°F) | ~400°C |
| Juriyar Chloride SCC | Kusan rigakafi | Mai sauƙin kamuwa |
| Tsatsace ruwan teku | Madalla sosai | Talakawa (rami da sauri) |
| Ƙarfin yawan amfani (an rufe shi) | ≥414 MPa | ~170 MPa |
| Kudin dangi | Babban | Ƙasa |
| Walda | Madalla, babu PWHT | Da kyau, yana iya buƙatar PWHT |
A cikin yanayin hydrofluoric acid, 316L na iya yin barna sau 65 fiye da Inconel 625. A cikin ruwan teku, ramukan lita 316 cikin watanni. Inconel 625 yana ɗaukar shekaru da yawa.
Abubuwan Farashi da Kuɗi na Inconel 625
Tun daga shekarar 2025, farashin Inconel 625 yawanci ya kama dagaDaga $45 zuwa $85 a kowace kg, ya danganta da nau'in samfurin, adadi, takardar shaida, da mai bayarwa:
| Fom ɗin Samfuri | Kimanin Farashin Farashi (USD/kg) |
| Takarda / Faranti | $45 – 65 |
| Sandunan Zagaye | $50 – 70 |
| Bututu / Tube mara sumul | $55 – 75 |
| Waya | $60 – 85 |
Abin da ya fi shafar farashin:
- Yawan sinadarin nickel (~58%) - farashin ya bi diddigin kasuwannin nickel na LME
- Hanyar sarrafawa - an ƙirƙira shi, an yi birgima da zafi, ko kuma an yi birgima da sanyi
- Bukatun takaddun shaida - ASTM, ASME, NACE, ko ƙarin farashi don dubawa na ɓangare na uku
- Yawan oda - umarni da yawa suna rage farashin kowace kg
- Asali — Kayan Amurka/EU galibi suna da tsada fiye da na China
Tambayoyin da Ake Yawan Yi
T: Menene bambanci tsakanin bututun Inconel 625 mara sumul da bututun walda?
A: Bututun da ba shi da sumul ba shi da dinkin walda mai tsayi. Ana yin sa ne ta hanyar huda bututun ƙarfe mai ƙarfi da birgima ko zana shi gwargwadon girmansa. Ana samar da bututun da aka haɗa da walda daga tsiri sannan a haɗa shi da dinkin. Ba shi da sumul ya fi ƙarfi, ba shi da haɗarin tsatsa, kuma an fi so a yi amfani da shi wajen yin amfani da matsin lamba mai yawa da kuma amfani mai mahimmanci.
T: Shin Inconel 625 yana da ƙarfin maganadisu?
A: A'a. Inconel 625 ba shi da maganadisu saboda tsarin lu'ulu'u na austenitic (FCC).
T: Shin Inconel 625 yana buƙatar maganin zafi bayan walda?
A: A'a. An ƙarfafa Inconel 625 ta hanyar ƙarfafawa mai ƙarfi (molybdenum da niobium). Ba ya buƙatar maganin zafi mai tauri da ruwan sama, don haka ba a buƙatar maganin zafi bayan walda ba.
T: Wane ƙarfe mai cike walda ya kamata a yi amfani da shi don Inconel 625?
A: AWS A5.14 ERNiCrMo-3 (Inconel 625 filler) shine zaɓi na yau da kullun. Hakanan ya dace da walda Inconel 625 zuwa bakin ƙarfe da sauran ƙarfe na nickel.
T: Shin Inconel 625 ya amince da shi don yin amfani da tsami (yanayin H₂S)?
A: Eh. An amince da Inconel 625 bisa ga NACE MR0175 / ISO 15156 don aikace-aikacen sabis mai tsami. Dole ne a samar da shi a yanayin da aka yi wa allurar riga-kafi.
Tambaya: Menene matsakaicin zafin aiki na Inconel 625?
A: Har zuwa 982°C (1800°F) don ci gaba da aiki.
T: Za a iya amfani da Inconel 625 a aikace-aikacen cryogenic?
A: Eh. Inconel 625 yana riƙe da tauri har zuwa -196°C, wanda hakan ya sa ya dace da tsarin LNG da ruwa na nitrogen.
T: Menene PREN na Inconel 625?
A: Lambar PREN (Lambar Daidaitawar Rage ...
T: Za a iya samar da Inconel 625 tare da takardar shaidar NACE MR0175?
A: Eh. Womic Steel na iya samar da bututun Inconel 625 mara matsala tare da cikakken bin ƙa'idodin NACE MR0175 / ISO 15156 da takaddun shaida na EN 10204 Type 3.2.
T: Menene lokacin jagora na yau da kullun don bututun Inconel 625 mara sumul?
A: Ga girma da maki na yau da kullun, kimanin makonni 4-6. Ga girma ko takaddun shaida na musamman, makonni 6-8.
Tuntuɓi Womic Steel
Don tambayoyi, tallafin fasaha, ko don neman ƙiyasin takamaiman buƙatun bututun Inconel 625 mara tsari — ko bututu, bututu, sandar ƙarfe, faranti, kayan ƙira, ko kayan haɗin da aka keɓance — da fatan za a tuntuɓe mu:
Yanar Gizo: www.womicsteel.com
Imel: info@womicsteel.com
Waya / WhatsApp / WeChat:
Victor: +86 15575100681
Jack: +86 18390957568
Womic Steel – Abokin hulɗarka mai aminci ga bututun Inconel 625 mara matsala da kuma ƙarfe masu inganci na nickel don aikace-aikacen ruwa, mai da iskar gas, sinadarai, da sararin samaniya.
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