Takaitaccen Bayani:
Kalmomi Masu Mahimmanci:
Bawul ɗin Ƙofar Cryogenic -196℃ Bawul ɗin Ƙofar Bawul ɗin Ƙofar LNG Bawul ɗin Ƙofar Ƙasa Mai Ƙaranci Bawul ɗin Keɓewa Mai Tsanani Fadada Bonnet Gate bawul Bawul ɗin Sabis na Cryogenic Bawul ɗin Z40H Mai Tsami Bawul ɗin Kashewa na LN2 Bawul ɗin API 600 mai ban sha'awa
Bayanin Takaitaccen Samfurin:
Kayayyakin Womic Steelbawuloli masu ƙarfi na ƙofar cryogenicAn ƙera shi don ingantaccen keɓewa da rufewa a cikin ayyukan ƙarancin zafin jiki mai tsananiƙasa zuwa -196°C, an tsara shi musamman don tashoshin karɓar LNG, shuke-shuken liquefaction, na'urorin raba iska, tsarin iskar oxygen na ruwa/ruwa, da kuma ethylene. Bawuloli masu amfani da ƙofa masu ƙarfi suna da fasali.faffadan hula mai farantin digodon kare hatimin tushe daga yanayin zafi mai zafi, ƙirar diski mai zagaye ko layi ɗaya, da kuma ginin bonnet mai ƙulli tare da gaskets na rauni masu karkace don ingantaccen aiki. Akwai a girma daga1/2" zuwa 48" (DN15 zuwa DN1200)tare da matsi daga matsiAji 150 zuwa Aji 2500Kayan jiki sun haɗa dabakin ƙarfe mai siffar austenitic (CF3, CF3M, CF8, CF8M)kumaƙarfe mai ƙarancin zafin jiki na carbon (LCB, LCC)tare da gwajin tasirin Charpy na tilas a -196°C kowaceBS 6364Duk sassan da ke ɗauke da matsin lamba suna yin maganin cryogenic mai zurfi a -196°C don tabbatar da daidaiton girma da kuma hana karkacewa a yanayin zafi. Fuskokin rufe ƙofa da wurin zama suna da tauri daGilashin Stelitedon samar da kyakkyawan juriya ga lalacewa da tsawon rai na sabis a cikin mahalli mai haɗari. Ana iya samar da bawuloli tare da fakitin ISO 15848-1 mai ƙarancin fitar da hayaki, tushen da ke tasowa (OS&Y) ko tsarin tushe mara tashi, da kuma kunna iska ko lantarki. Takaddun shaida na injin niƙa EN 10204 3.1/3.2, gwajin hydrostatic, gwajin aikin cryogenic bisa ga BS 6364, gwajin fitar da hayaki mai haɗari yana samuwa.Samar da kayayyaki kai tsaye daga masana'antadon ayyukan masana'antu na LNG, iskar gas na masana'antu, da ayyukan masana'antu masu ban tsoro a duk duniya.
Girman Bawul ɗin Ƙofar Cryogenic:1/2" – 48" (DN15 – DN1200)
Daidaitacce & Matsayi na bawul ɗin ƙofar Cryogenic:BS 6364, API 600, API 6D, ASME B16.34, MSS SP-134, ISO 15848-1 (watsar da ta ɓace), NACE MR0175, API 598
Amfani da Bawul ɗin Ƙofar Cryogenic:Tashoshin karɓar LNG, masana'antun ruwa na LNG, na'urorin ɗaukar kaya na LNG, na'urorin rabuwar iska (ASU), bututun iskar oxygen na ruwa/ruwa, sabis na hydrogen na ruwa, shuke-shuken ethylene da propylene, sabis na methanol mai ƙarancin zafi, sarrafa iskar gas mai ƙarfi, sabis na helium na ruwa, tasoshin ajiya na cryogenic, bututun akwatin sanyi, manyan ayyukan rufewa na cryogenic
Womic Steel yana bayar da farashi mai inganci da gasa na bawul ɗin ƙofar cryogenic, bawul ɗin rufewa mai ƙarancin zafin jiki -196℃, bawul ɗin ƙofar LNG, bawul ɗin ƙofar bonnet cryogenic mai tsawo, bawul ɗin ƙofar cryogenic API 600. Takaddun shaida na injin niƙa EN 10204 3.1/3.2, gwajin ruwa, gwajin aikin cryogenic, maganin cryogenic mai zurfi, saman hatimin Stellite mai tauri, ƙirar fitar da hayaki mai ƙarancin gudu, da bin ƙa'idodin NACE MR0175. Samar da kayayyaki kai tsaye ga masana'antu don ayyukan masana'antu na LNG da cryogenic a duk duniya.
1. Ƙarfe Mai Ƙarfi: Ƙarfin Masana'antu da Ƙarfin Kamfani
Womic Steel Group babbar masana'anta ce kuma mai samar da bawuloli masu amfani da wutar lantarki a duniya, tare da ƙwarewa sama da shekaru 20 wajen samar da bawuloli masu aiki sosai don keɓancewa da rufewa a yanayin zafi mai tsanani. Cibiyarmu ta zamani ta haɗa da iyawar ƙirƙira, kera, haɗawa, da gwaji:
l Layin Samar da Bawul ɗin Ƙofar Cryogenic:Layin kera bawul ɗin cryogenic mai keɓewa tare da cibiyoyin kera CNC, kayan aikin kera bawul ɗin bututun mai girma (wanda zai iya sarrafa bawul ɗin har zuwa inci 48), da kuma wuraren gwaji na cryogenic waɗanda za su iya gwada bawul ɗin har zuwa -196°C ta amfani da ruwa mai nitrogen. Ƙarfin samarwa na shekara-shekara ya wuce bawul ɗin ƙofar cryogenic 10,000.
l Cibiyar Kula da Ciwon Zuciya Mai Zurfi:Tanderun maganin cryogenic na cikin gida (-196°C) don rage damuwa ga duk sassan da ke ɗauke da matsi, tabbatar da daidaiton girma da hana karkacewa a yanayin zafi. Ana jiƙa sassan na tsawon akalla awanni 8 bisa ga buƙatun BS 6364.
An tsara dukkan bawuloli masu ban mamaki da:
• Faɗaɗa murfin tare da farantin digo don kiyaye marufin tushe a yanayin zafi mai aiki da kuma hana samuwar kankara
• Gina bonnet mai ƙulli tare da gaskets na rauni mai karkace (graphite + SS) don ingantaccen hatimi
• Tsarin ƙofar zamiya ko layi ɗaya tare da saman hatimin Stellite mai tauri don juriya ga lalacewa
• Tsarin tushe mai tasowa (OS&Y) ko tsarin tushe mara tasowa
• Taro na tattarawa mai ƙarancin hayaki mai gudu ISO 15848-1 (Aji A ko B)
• Siffar kujerar baya don rage hatimin tushe
• Zaɓuɓɓukan da suka dace da sabis mai tsami bisa ga NACE MR0175
Takaddun Shaida na Inganci & Bin Dokoki:
l ISO 9001: 2015 An Tabbatar
l PED 2014/68/EU (CE Mark) don kayan aiki masu matsin lamba
Yarjejeniyar Tsarin API 600 / API 6D
l Takaddun Shaidar Rashin Fita na ISO 15848-1
l EN 10204 3.2 Takaddun shaida tare da tabbatarwa ta ɓangare na uku (TÜV, BV, SGS, LR)
l Binciken Wasu (TPI) wanda SGS, BV, ABS, DNV, TÜV, da Lloyd's Register suka amince da shi
Sauƙin Samarwa don Bawuloli Masu Ƙofar Cryogenic:
Girman l: 1/2" – 48" (DN15 – DN1200)
Ƙimar Matsi: Aji 150 - Aji 2500 (PN20 - PN420)
Haɗin ƙarshe l: Flanged (RF, RTJ ga kowace ASME B16.5/B16.47), Butt Weld (BW ga kowace ASME B16.25), Socket Weld (SW ga kowace ASME B16.11)
Kayan Jiki: LCB, LCC, CF3, CF3M, CF8, CF8M
l Nau'in Ƙofa: Madauri Mai ƙarfi (don ƙananan girma), Madauri Mai Lanƙwasa, Madauri Mai Layi (don manyan girma da matsin lamba mai yawa)
l Wurin zama Hardfacing: Stellite 6 ko Stellite 21 (Standard)
l Kunnawa: Tayar Hannu (Manual), Kayan aiki (Manual don manyan girma), Pneumatic, Electric
l Ƙarfin samarwa na wata-wata: raka'a 800-1,200 dangane da girma da sarkakiya
Ganewa a Duniya:Womic Steel amintaccen mai samar da kayayyaki ne ga tashoshin jiragen ruwa na duniya da kuma 'yan kwangilar EPC, ciki har da COSCO Shipping, Hyundai Heavy Industries, da Keppel Shipyard don jigilar kaya ta LNG da aikace-aikacen FPSO. Kayayyakinmu suna da takardar shaidar ABS, DNV, LR, BV, CCS, da sauran manyan ƙungiyoyin rarrabawa.
2. Bawul ɗin Ƙofar Cryogenic: Tsarin Kayan Aiki & Mahimman Bayanai
Bawuloli na ƙofar Cryogenic suna aiki a yanayin zafi ƙasa da -196°C, inda kayan yau da kullun suka zama masu rauni kuma tsarin rufewa na yau da kullun ya lalace saboda matsewar zafi. An ƙera bawuloli na ƙofar cryogenic ɗinmu musamman don waɗannan yanayi masu tsauri tare da fasalulluka na ƙira da aka tabbatar ta BS 6364, API 600, da API 6D.
Mahimman Siffofin Tsarin Sabis na -196°C:
Faɗin hula mai kauri da faranti mai diga:Ana faɗaɗa murfin don tabbatar da cewa yankin da aka ɗora (hatimin tushe) ya kasance a yanayin zafi sama da daskarewa, yana hana samuwar kankara da kuma kiyaye ingancin hatimin. Farantin digo yana hana danshi mai kauri daga digowa zuwa rufin.
Maganin Zurfi Mai Tsanani:Don yanayin zafi mai kyau ≤ -101°C, duk sassan da ke ɗauke da matsi (jiki, bonnet, ƙofa, tushe) ana yi musu magani mai zurfi a -196°C na aƙalla awanni 8 (ko zagayowar da yawa) don canza austenite da aka riƙe, rage damuwa da ta rage, da kuma tabbatar da daidaiton girma a zafin aiki. Wannan wajibi ne bisa ga BS 6364 da API 6D.
Fuskokin Hatimin Stellite Masu Tauri:An yi wa saman rufe ƙofa da wurin zama ado da Stellite (yawanci Stellite 6 ko Stellite 21). Wannan yana ba da juriya mai kyau ga lalacewa, yana hana ƙonewa da kamawa a yanayin zafi mai zafi, kuma yana tsawaita rayuwar sabis na bawul sosai idan aka kwatanta da ƙira marasa ƙarfi.
Gina Bonnet Mai Rufi:Dangane da buƙatun BS 6364 da API 600, bawuloli masu ƙarfi na ƙofar cryogenic suna da tsarin bonnet mai ƙulli tare da gaskets na rauni masu karkace don ingantaccen rufewa da sauƙin kulawa.
Kayayyaki na Musamman don Sabis na Cryogenic:
| Bangaren | Zaɓuɓɓukan Kayan Aiki | Yanayin Zafin Jiki | Muhimman Halaye |
|---|---|---|---|
| Jiki/Bonit | ASTM A352 LCB/LCC | -46°C zuwa +300°C | Ƙananan ƙarfe mai ƙarancin zafin jiki |
| Jiki/Bonit | ASTM A351 CF3/CF3M (304L/316L SS) | -196°C zuwa +300°C | Tsarin Austenitic a yanayin zafi mai tsanani |
| Jiki/Bonit | ASTM A351 CF8/CF8M (304/316 SS) | -196°C zuwa +300°C | Sigar carbon mafi girma |
| kofa | ASTM A182 F304/F316 | -196°C zuwa +300°C | Mai tauri mai fuska mai ƙarfi |
| Zoben Kujera | ASTM A182 F304/F316 | -196°C zuwa +300°C | Mai tauri, mai sauƙin maye gurbinsa |
| Tushe | ASTM A182 F304L/F316L | -196°C zuwa +300°C | Ƙarfin da ya ƙara a yanayin zafi mai ƙasa |
| Tushe | ASTM A182 F XM-19 | -196°C zuwa +300°C | Ƙarfi mafi girma, mafi kyawun sawa |
| Gasket na Jiki | Rauni Mai Karkace (Graphite + SS) | -196°C zuwa +400°C | Hatimin aminci mai aminci ga wuta, amintaccen hatimi |
| Tushen Marufi | Graphite Mai Fitar da Iska Mai Ƙaranci | -196°C zuwa +400°C | Takaddun shaida na ISO 15848 |
| Bolting | ASTM A320 Gr.L7 / A194 Gr.7 | -46°C zuwa +300°C | Don jikin LCB/LCC |
| Bolting | ASTM A320 Gr.B8 CL.2 / A194 Gr.8 | -196°C zuwa +400°C | Don jikin SS |
| Hardfacing | Stellite 6 / Stellite 21 | -196°C zuwa +400°C | Fuskokin rufe ƙofa da wurin zama |
Tabbatar da Muhimman Abubuwa:
✔100% PMI (Gano Kayan Aiki Mai Kyau) akan duk abubuwan haɗin ƙarfe
✔Gwajin tasirin Charpy V-notch a -196°C don kayan jiki/kayan bonnet
✔Gwajin tauri don aikace-aikacen sabis na tsami (bisa ga NACE MR0175)
✔An duba duk simintin 100% PT da UT don gano lahani
3. Tsarin Girma da Bin Ka'idoji
| Abu | Ƙayyadewa |
|---|---|
| Tsarin Tsarin | BS 6364, API 600, API 6D, ASME B16.34, MSS SP-134 |
| Nau'i | Bonnet mai ƙulli, OS&Y (Tushen da ke Tasowa) ko Tushen da ba ya Tasowa |
| Girman Girma | 1/2" – 48" (DN15 – DN1200) |
| Matsayin Matsi | Aji na 150 - Aji na 2500 (PN20 - PN420) |
| Yanayin Zafin Jiki | -196°C zuwa +300°C (ya danganta da kayan aiki) |
| Haɗin Ƙarshe | An yi masa lanƙwasa (RF, RTJ ga kowace ASME B16.5/B16.47), Butt Weld (BW ga kowace ASME B16.25), Soket Weld |
| Fuska da Fuska | ASME B16.10, API 6D |
| Fitar da Iska daga Gudu | ISO 15848-1 (Aji A ko B) |
| Bolting | ASME B16.34, ASTM A320/A194 |
| Gwajin Tsanani | BS 6364, MSS SP-134 |
| Gwajin Hydrostatic | API 598 |
| Kunnawa | Keyarin Hannu, Kayan Aiki, Na'urar Numfashi, Wutar Lantarki |
Siffofin Zane bisa ga BS 6364 da API 600:
l Tsawon bonnet mai tsawo yana tabbatar da marufi a zafin aiki mai kyau (wajibi ne ga ≤ -101°C)
l fasalin wurin zama na baya don hatimin tushe don sake yin hatimi
l Ƙofar Stellite mai tauri da wurin zama mai rufewa
l Ƙofar sanda (mai ƙarfi ko mai sassauƙa) ko zane mai layi ɗaya
l Zoben kujera mai maye gurbin don sauƙin gyarawa
4. Saitin da ake da shi - Bawul ɗin Ƙofar Cryogenic (-196°C)
| Girman | Ajin Matsi | Kayan Jiki | Nau'in Ƙofa | Haɗin Ƙarshe | Kunnawa | Aikace-aikacen da Aka saba |
|---|---|---|---|---|---|---|
| 1/2" – 2" | CL150-2500 | A182 F304L/F316L | Yanka | SW/NPT/BW | Kekunan hannu | Kayan aiki, layukan samfura |
| 2" - 8" | CL150-2500 | A351 CF3/CF3M | Yanka | Flange/BW | Kekunan hannu/Gea | Kamfanin LNG, keɓewar ASU |
| 2" - 8" | CL150-600 | A352 LCB/LCC | Yanka | Flange/BW | Kekunan hannu | Tashoshin karɓar LNG |
| 6" - 24" | CL150-900 | A351 CF3/CF3M | Yanka/Iye-da-daidai | Flange/BW | Kayan aiki | Manyan layukan canja wurin LNG |
| 6" - 24" | CL150-600 | A352 LCB/LCC | Yanka | Flange/BW | Kayan aiki | Sabis na ƙarfe mai ƙarancin zafi na carbon |
| 12" - 42" | CL150-300 | A351 CF3/CF3M | Layi ɗaya-da-guda slide | Flange/BW | Kayan aiki/Na'urar Lantarki | Tankin ajiya na LNG |
| 2" - 48" | CL150-2500 | A351 CF3M | Layi ɗaya-da-guda slide | BW kawai | Kayan aiki/Na'urar Lantarki | Babban matsin lamba mai ƙarfi |
Ana iya samun saitunan musamman a wajen waɗannan jeri idan an buƙata. Ga girman da ya kai inci 2 a cikin aikin bututun, ƙirar API 6D ta shafi.
Mahimman Sifofin Zane - Ƙofar Wutsiya (Girman ≤ 24"):
l Madauri mai ƙarfi don ƙananan girma dabam-dabam, madauri mai sassauƙa don manyan girma dabam-dabam
l Tsarin kujera mai daidaitawa kai
l Low ƙarfin aiki
l Kyakkyawan aikin kashewa
Mahimman Sifofin Zane - Layi Mai Layi (Girman ≥ 12"):
l Ƙananan ƙarfin aiki don manyan girma dabam dabam
l Tsarin wurin zama mai iyo don hawan keke na thermal
l Mafi kyawun hatimi a yanayin zafi mai zafi
l Biyu toshe da jini iyawa
5. Ka'idojin gama gari don bawuloli masu amfani da wutar lantarki
| Daidaitacce | Bayani | Aikace-aikace |
|---|---|---|
| BS 6364 | Takamaiman bayanai don bawuloli masu ban tsoro don LNG da sabis na ƙarancin zafin jiki | Babban ƙa'idar ƙira don sabis na cryogenic |
| API 600 | Bawuloli na ƙofa na ƙarfe don masana'antar mai da iskar gas | Tsarin ƙirar bawul ɗin ƙofa misali |
| API 6D | Takamaiman Bayani ga bututun bututu da bawuloli na bututu | Tsarin bawul ɗin ƙofar bututun |
| ASME B16.34 | Bawuloli - ƙarshen flange, zare, da walda | Tushen ƙimar zafin jiki na matsi |
| MSS SP-134 | Daidaitacce don bawuloli don sabis na cryogenic | Ma'aunin bawul ɗin cryogenic na Amurka |
| ISO 15848-1 | Bawuloli na masana'antu - hanyoyin aunawa da gwaji don fitar da hayaki daga wurare masu nisa | Takaddun shaida na ƙarancin fitar da hayaki daga jirgin sama |
| ASME B16.10 | Girman fuska da fuska da kuma ƙarshe zuwa ƙarshe | Tsarin shigarwa misali |
| API 598 | Duba bawul da gwaji | Ka'idojin karɓar gwaji |
| NACE MR0175 / ISO 15156 | Masana'antar mai da iskar gas - kayan aiki don muhallin H2S | Bin ƙa'idodin sabis masu tsauri |
Amfani:Tashoshin karɓar LNG, masana'antun liquefaction na LNG, na'urorin ɗaukar kaya na LNG, na'urorin rabuwar iska (ASU), bututun iskar oxygen na ruwa/ruwa, sabis na hydrogen na ruwa, ethylene da propylene, sabis na methanol mai ƙarancin zafi, sarrafa iskar gas mai cryogenic, sabis na helium na ruwa, tasoshin ajiya na cryogenic, bututun akwatin sanyi, manyan ayyukan rufewa na cryogenic.
6. Tsarin Kerawa - Bawul ɗin Ƙofar Cryogenic (-196°C)
Womic Steel tana amfani da hanyoyin kera musamman don bawuloli masu ƙarfi na ƙofar cryogenic tare da mai da hankali kan cancantar kayan aiki, maganin cryogenic mai zurfi, hardfacing na Stellite, da kuma tabbatar da aikin cryogenic.
Mataki na 1: Duba Kayan Danye da PMI
l Simintin jiki da na bonnet/forgings da aka tabbatar ta hanyar nazarin sinadarai da PMI
Gwajin tasirin Charpy a -196°C kowace BS 6364 don tabbatar da tauri mai ƙarancin zafin jiki
l 100% PT (Gwajin Shiga Jiki) da UT (Gwajin Ultrasonic) akan simintin gyaran lahani
l gwajin taurin kai don aikace-aikacen sabis mai tsami
Mataki na 2: Yin Inji
l CNC machining na jiki, bonnet, ƙofa, da tushe zuwa daidai haƙuri
l Ma'aikata na musamman na saman hatimin ƙofa da wurin zama
l An shirya wuraren rufewa don rufewa da ƙarfi
Mataki na 3: Face mai ƙarfi na Stellite (Muhimmi don juriya ga lalacewa)
l Fuskokin rufe ƙofa da wurin zama waɗanda aka yi musu ado da ƙarfe na Stellite (Stellite 6 ko 21)
l Hardfacing amfani da PTA (Plasma Transfer Arc) ko TIG walda
l Kauri mai ƙarfi: mafi ƙarancin 1.5mm bayan yin aiki
l Maganin zafi bayan walda don rage damuwa
l Yin amfani da saman da aka hardfaced zuwa girma na ƙarshe da kuma gama saman
Mataki na 4: Maganin Zurfi Mai Tsanani (Muhimmi ga Sabis na -196°C)
l Duk muhimman abubuwan da aka yi amfani da su wajen yin magani mai zurfi a -196°C (jika nitrogen na ruwa)
l Mafi ƙarancin lokacin jiƙawa: awanni 8 a kowace BS 6364 (yawanci awanni 8-12)
l Darussa da yawa don manyan ko hadaddun simintin gyare-gyare
l Manufa: Canza austenite mai riƙewa, rage damuwa da ta rage, tabbatar da kwanciyar hankali mai girma
l Sai kuma a yi ta jujjuyawa don dawo da danshi
Mataki na 5: Haɗawa
l An tsaftace sassan don cire duk wani mai, mai, ko gurɓatattun abubuwa
l Duk taro da aka yi a cikin yanayi mai tsabta na ɗaki
l Man shafawa da man shafawa masu jituwa da cryogenic
l Shigar da zoben wurin zama da daidaitawa
l Hatimin tushe da shigarwa na marufi tare da low fitarwa shiryawa
l Babban taron bonnet tare da farantin drip da aka sanya a sama da layin rufi
Mataki na 6: Dubawa Kafin Gwaji
Tabbatar da girma na duk mahimman ma'auni ga kowace ASME B16.34
l Tabbatar da karfin juyi na bolting
l Gwajin wurin zama na pneumatic (ƙarancin matsin lamba) kafin gwajin hydrostatic
Mataki na 7: Gwajin Hydrostatic (Kowace API 598)
Gwajin harsashi: Matsin ƙira 1.5 × na tsawon aƙalla daƙiƙa 15, babu ɓuɓɓugar da ake gani
Gwajin kujera: 1.1 × matsin lamba na ƙira, gwajin kujera mai ƙarancin matsin lamba (0.5-0.7 MPa)
l Babu ɓuɓɓugar ruwa a bayyane akan abubuwan rufewa
Mataki na 8: Gwajin Aiki na Cryogenic (Muhimmi ga Sabis na -196°C ga BS 6364)
l An nutsar da bawul ɗin a cikin ruwa nitrogen (-196°C) na tsawon aƙalla awanni 2
l Gwajin kujera mai ƙarancin matsin lamba (0.6 MPa) a zafin jiki
l An auna zubar da ruwan kujera (≤ 0.1 cc/min a kowace inci na diamita na wurin zama)
l Ba a yarda da lalacewa ko murdiya ba
Mataki na 9: Gwajin Fitar da Iska (Bisa ga ISO 15848-1)
l bawuloli masu ƙarancin fitar da hayaki mai gudu waɗanda aka gwada bisa ga ISO 15848-1
l Zubar da ruwa da aka auna akan na'urar gano zubar helium
l Karɓa: Aji A ko B ya danganta da buƙatun abokin ciniki
Mataki na 10: Dubawa da Alama na Ƙarshe
l Dubawar gani don lahani na surface, mutuncin shafi, yin alama mai sauƙin fahimta
l Alamar dindindin ga kowane BS 6364 / API 600: masana'anta, girma, ajin matsin lamba, kayan aiki, ƙimar zafin jiki, tambarin gwaji, lambar serial
l Shirye-shiryen takardu da bita
7. Tsarin Kula da Inganci da Gwaji don Bawul ɗin Ƙofar Cryogenic (-196°C)
| Matakin mataki | Hanyar Dubawa | Manufa |
|---|---|---|
| Albarkatun kasa | PMI (Gano Kayan Aiki Mai Kyau) | Tabbatar da ingancin alloy da kuma kimiyya |
| Albarkatun kasa | Gwajin Tasirin Charpy a -196°C | Tabbatar da tauri mai ƙarancin zafin jiki bisa ga BS 6364 |
| Albarkatun kasa | PT/UT (Duba Siminti) | Gano lahani na simintin, abubuwan da aka haɗa, da kuma porosity |
| Bayan Hardfacing na Stellite | Gwajin Tauri | Tabbatar da ingancin kayan shafa da tauri |
| Bayan Hardfacing | Binciken PT | Gano tsagewa ko porosity masu tauri da ke fuskantar tauri |
| Inji | Dubawa Mai Girma | Tabbatar da ma'auni masu mahimmanci ga ASME B16.34 |
| Bayan Maganin Ciwo Mai Zurfi | Sake Dubawa Mai Girma | Tabbatar da kwanciyar hankali bayan magani |
| Taro | Dubawar Gani | Duba don gurɓatawa, haɗa kayan da suka dace |
| Gwaji Kafin-Gwaji | Gwajin Kujera Mai Ƙarfi (Ƙarancin Matsi) | Tabbatar da ingancin hatimin farko |
| Bawul ɗin da aka gama | Gwajin Harsashin Hydrostatic | Ingancin matsin lamba ga kowane API 598 |
| Bawul ɗin da aka gama | Gwajin Kujera Mai Tsabtace Ruwa | Ingancin hatimin wurin zama bisa ga API 598 |
| Bawul ɗin da aka gama | Gwajin Aiki na Cryogenic ga BS 6364 | Tabbatar da aiki -196°C |
| Bawul ɗin da aka gama | Gwajin Fitar da Gudu (bisa ga ISO 15848-1) | Ingancin hatimin zuba ruwa mai ƙarancin ruwa |
| Bawul ɗin da aka gama | Dubawa da Dubawa | Tabbatar da inganci na ƙarshe |
| Bawul ɗin da aka gama | Tabbatar da Alamar | Tabbatar da yin alama ta dindindin bisa ga ƙa'idodi |
Gwaje-gwaje na Zaɓaɓɓu don Aikace-aikacen Cryogenic Masu Muhimmanci:
Gwajin Zubar da Iskar Helium (mass spectrometer) don ayyuka masu mahimmanci
l Gwajin wurin zama na gas mai matsin lamba mai yawa
Gwajin girgiza zafin zafi ta EN 12567
l Yarda da ATEX don yanayin fashewa
l Yarjejeniyar NACE MR0175 don sabis mai tsami
8. Babban Aikace-aikace - Bawul ɗin Ƙofar Cryogenic (-196°C)
l Tashoshin karɓar LNG:LNG da aka shigo da shi daga masu ɗaukar kaya yana shiga tankunan ajiya ta hanyar amfani da na'urorin sauke kaya, ana sarrafa su ta hanyar bawuloli masu ƙarfi don keɓewa mai inganci. Ana amfani da manyan bawuloli masu ramuka (har zuwa 42") don ayyukan shiga da fita na tanki.
l Shuke-shuken LNG na sharar ruwa:Ana sanyaya iskar gas ta halitta zuwa -162°C don a sha ruwa. Bawuloli masu amfani da ƙofa masu kama da cryogenic suna ba da damar keɓancewa ga masu musayar zafi, masu rabawa, da ginshiƙan rabawa.
l Makamai Masu Lodawa na Jirgin Ruwa na LNG:A lokacin lodi daga tashar zuwa mai ɗaukar kaya na LNG, bawuloli masu ƙarfi suna ba da damar rufewa da kuma ware kwararar ruwa cikin gaggawa. An ƙayyade manyan bawuloli masu siffar API 6D.
l Rukunin Raba Iska (ASU):Ruwa nitrogen (-196°C), ruwa oxygen (-183°C), da ruwa argon (-186°C). Bawuloli na ƙofa suna ba da ingantaccen keɓewa don cirewa da adana samfura.
l Sabis na Ruwan Hydrogen:Ruwan hydrogen mai ruwa a -253°C yana buƙatar bawuloli na musamman na ƙofa masu ƙarfi tare da manyan ƙofofi da kuma cikakken tsarin ƙarfe mai ƙarfi.
l Tsire-tsire na Ethylene da Propylene:Ana amfani da ƙananan zafin jiki daga -40°C zuwa -104°C. Bawuloli masu amfani da ƙofar Cryogenic suna da daidaito a cikin sassan sanyi na ethylene da kuma da'irorin sanyaya propylene.
l Tasoshin Ajiya Masu Tsanani:Wurin fitar da tanki da kuma wurin shiga don tankunan ajiya masu ban mamaki suna buƙatar ingantaccen rufe bawul ɗin ƙofa tare da kujerun Stellite masu tauri don tsawon rai.
l Bututun Akwatin Sanyi:Akwatin sanyi na bututun ciki na na'urar raba iska yana amfani da bawuloli masu ban mamaki don warewar tsari.
l Babban Ayyukan Kashewa na Cryogenic:Ana fifita bawuloli na ƙofa don manyan ayyukan keɓewa inda ake buƙatar raguwar matsin lamba da rufewa mai kyau.
9. Marufi & Jigilar Kaya - Bawul ɗin Ƙofar Cryogenic (-196°C)
Marufi:
l Kariya:Duk bawuloli an naɗe su da takarda mai hana tsatsa ko takardar VCI. An rufe flanges da haɗin ƙarshe da murfin filastik ko flanges na makafi na ƙarfe.
l Kariyar Ƙarshe:Murfin filastik don ƙarshen SW; flanges na makafi na ƙarfe tare da gaskets don ƙarshen da aka lanƙwasa. Ƙarfin walda na butt an kare shi da murfin filastik ko ƙarfe.
l Akwatunan Katako:Ga ƙananan bawuloli, mutum ɗaya ko fiye da haka an lulluɓe su a cikin akwatunan katako masu ƙarfi tare da kumfa. Akwatunan katako masu inganci na fitarwa tare da kayan haɗin kusurwa.
l Gilashin ƙarfe:Ga manyan bawuloli (> 12"), akwai kujerun ƙarfe daban-daban masu tallafi masu lanƙwasa. Ana ɗaure bawuloli ta hanyar ɗaurewa zuwa ga gadon.
l Mai tsabtace jiki:Ana sanya jakunkunan silica gel desiccant a cikin akwatuna don sha danshi.
Jigilar kaya:
l Yanayin sufuri:Jiragen sama don bawuloli na gaggawa; jigilar kaya ta teku don manyan bawuloli da odar kaya mai yawa.
l Tsarin kwantena:Ƙananan bawuloli da aka lulluɓe su a cikin kwantena; manyan bawuloli a cikin kwantena masu faɗi.
l Babban aiki:Ana jigilar bawuloli masu girma ko nauyi (> 24" ko > tan 5) daban-daban akan tasoshin da ke da manyan ramuka.
l Lakabi:Kowace akwati an yi mata lakabi da lambar alamar bawul, girma, ajin matsi, kayan aiki, lambar serial, da umarnin sarrafawa.
Takardun da aka bayar ga kowane jigilar kaya:
Takardar Shaidar Gwaji ta Mill l (EN 10204 Type 3.1; Type 3.2 idan an buƙata)
Rahoton Gwajin Hydrostatic
Rahoton Gwajin Aiki na Cryogenic bisa ga BS 6364
Rahoton Gwajin Fitar da Iska (idan ya dace)
l Rahoton Gwajin Hardfacing Stelite
Rahoton Gwajin Kayan Aiki (gami da tasirin Charpy a -196°C)
Rahoton Gwajin PMI l
Bayanin Maganin Juyawar Jiyya Mai Zurfi
Rahoton NDE (PT, UT)
Jerin Marufi, Takardar Kuɗin Kasuwanci, Takardar Kuɗin Jigilar Kaya, Takardar Asali
l Bayanin Aiki na CE
10. Amfanin Karfe na Womic & Tambayoyin da ake yawan yi - Bawul ɗin Ƙofar Cryogenic (-196°C)
Me Yasa Za Ku Yi Haɗin gwiwa da Womic Steel don Bawuloli Masu Ganuwa na Cryogenic?
✔ Cikakken Girman Girma: 1/2" - 48" (DN15 - DN1200), Aji 150 - Aji 2500.
✔ Ƙofa da Kujera Mai Tauri ta Stellite – misali ga duk bawuloli masu ban tsoro, wanda ke tabbatar da tsawaita aiki.
✔ Maganin Tsami Mai Tsami a -196°C - yana tabbatar da daidaiton girma (bisa ga BS 6364).
✔ An tabbatar da ingancin aiki mai ƙarfi - bawuloli 100% da aka gwada a -196°C ga kowace BS 6364.
✔ Gina bonnet mai ƙulli - ingantaccen hatimi da sauƙin kulawa.
✔ Faɗin hula mai faɗi tare da farantin digo - wanda aka saba amfani da shi ga duk bawuloli masu ƙyalli.
✔ Ƙarancin fitar da hayaki mai guba - Marufi na ISO 15848-1 Aji A ko B.
✔ Zaɓin kayan jiki: LCB, LCC, CF3, CF3M, CF8, CF8M.
✔ Tsarin ƙofar zamiya ko layi ɗaya - an inganta shi don girma da yanayin sabis.
✔ Alamar CE ta PED 2014/68/EU.
✔ An amince da aji - ABS, DNV, LR, BV, CCS certified.
✔ Lokacin gasa: makonni 10-14 don daidaitattun tsare-tsare, makonni 16-22 don manyan ƙira na musamman.
Tambayoyin da Ake Yawan Yi (Tambayoyin da Ake Yawan Yi) – Bawul ɗin Ƙofar Cryogenic (-196°C)
T: Menene bambanci tsakanin bawul ɗin ƙofar cryogenic da bawul ɗin ƙofar da aka saba amfani da shi?
A: Bawuloli na ƙofar Cryogenic suna da wasu muhimman siffofi da ba a samu a cikin bawuloli na yau da kullun ba: faffadan bonnet tare da farantin digo don kare hatimin tushe; magani mai zurfi na cryogenic na dukkan abubuwan haɗin gwiwa; saman rufe ƙofar da wurin zama mai tauri na Stellite don juriya ga lalacewa; kayan aiki na musamman don tauri mai ƙarancin zafin jiki; ƙananan marufi na fitar da hayaki; da gwajin aikin cryogenic na tilas bisa ga BS 6364. Bawuloli na ƙofa na yau da kullun galibi suna da bonnet marasa tsayi, saman rufewa marasa tauri, kuma babu gwajin cryogenic.
T: Menene mafi ƙarancin zafin jiki na sabis don bawul ɗin ƙofar ku mai ban tsoro?
A: Ana kimanta bawuloli na ƙofar cryogenic ɗinmu na yau da kullun don sabis na -196°C (zafin ruwa na nitrogen) ga kowane BS 6364. Don sabis na ruwa na hydrogen (-253°C) ko sabis na helium na ruwa (-269°C), muna ba da ƙira na musamman tare da kayan da aka gyara da hatimi.
T: Menene maganin zurfin cryogenic kuma me yasa ake buƙatarsa?
A: Maganin cryogenic mai zurfi shine tsarin sanyaya sassan bawul zuwa -196°C na aƙalla awanni 8. Wannan yana canza austenite mai riƙewa, yana rage damuwa da ta rage, kuma yana tabbatar da daidaiton girma a zafin aiki. BS 6364 yana buƙatar magani mai zurfi na cryogenic ga bawuloli masu yanayin zafi ≤ -101°C.
T: Menene Stellite hardfacing kuma me yasa ake amfani da shi?
A: Hardfacing na Stellite shine amfani da wani ƙarfe mai jure lalacewa na cobalt-chromium (Stellite 6 ko 21) ga saman rufewa na ƙofa da wurin zama. Wannan yana ba da kyakkyawan juriya ga lalacewa, yana hana gall da kamawa a yanayin zafi mai zafi, kuma yana tsawaita rayuwar sabis na bawul sosai. Hardfacing na Stellite siffa ce ta yau da kullun ta bawul ɗin ƙofar cryogenic ga API 600.
T: Menene bambanci tsakanin ƙirar ƙofar wedge da ƙirar ƙofar zamiya mai layi ɗaya?
A: Ana amfani da bawuloli masu ƙarfi ko sassauƙa na ƙofar wedge (masu ƙarfi ko sassauƙa) ga girma har zuwa inci 24 kuma suna ba da kyakkyawan aikin rufewa. Ana amfani da bawuloli masu lanƙwasawa na ƙofar zamiya (kujerun iyo) don manyan girma (≥ 12") kuma suna rage ƙarfin aiki yayin da ake ci gaba da ingantaccen aikin rufewa a aikace-aikacen zagayowar zafi.
T: Shin gwajin aikin cryogenic wajibi ne?
A: Dangane da BS 6364 da MSS SP-134, gwajin aikin cryogenic wajibi ne ga bawuloli da ake amfani da su a cikin aikin LNG da cryogenic. Dole ne a yi gwaje-gwaje a -196°C (ruwa nitrogen) tare da gwajin kujera mai ƙarancin matsin lamba bayan daidaita yanayin zafi. Womic tana yin gwajin aikin cryogenic 100% akan kowane bawul ɗin ƙofar cryogenic kafin jigilar kaya.
T: Shin kuna bayar da kayan tattarawa mai ƙarancin fitar da hayaki?
A: Eh. Duk bawul ɗin ƙofarmu na cryogenic suna da ƙananan marufi na fitar da hayaki mai gudu waɗanda aka gwada su bisa ga ISO 15848-1. Za mu iya bayar da takardar shaidar Aji A ko Aji B dangane da buƙatunku.
T: Za ku iya samar da bawuloli masu ƙarfi waɗanda ke bin ƙa'idodin NACE MR0175?
A: Eh. Don aikace-aikacen cryogenic na sabis mai tsami (LNG tare da H2S ko ethylene tare da H2S), muna samar da bawuloli na ƙofar cryogenic tare da kayan da suka dace da NACE MR0175 / ISO 15156. Wannan ya haɗa da gwajin tauri, zaɓin kayan da ya dace, da bin ka'idojin da aka rubuta.
T: Menene lokacin jagora na yau da kullun don bawul ɗin ƙofar cryogenic?
A: Lokacin jagora na yau da kullun shine makonni 10-14 don daidaitattun tsare-tsare (girman ≤ 24", Aji 150-600). Ga manyan girma (> 24") ko matsin lamba mai yawa (Aji 900+), lokacin jagora shine makonni 16-22. Ana iya samun odar gaggawa don ƙananan adadi.
T: Shin kuna bayar da kunna bawuloli masu ƙarfi na ƙofar cryogenic?
A: Eh. Muna bayar da aiki da hannu tare da mai sarrafa kaya na hannu ko na'urar gear, kunna iska ta iska (dawowar bazara ko aiki mai aiki biyu), kunna wutar lantarki (kunnawa ko daidaitawa), da kuma kunna wutar lantarki. Duk masu kunna wuta an yi su ne don samar da isasshen ƙarfin juyi a yanayin zafi mai zafi.
Kwarewar Aiki & Nazarin Shari'a - Bawul ɗin Ƙofar Cryogenic (-196°C)
Aiki:Sabon Ginin Jirgin Sama na LNG - Jirgin COSCO, China
Daidaitacce & Matsayi:BS 6364, API 600, API 6D
Bayani dalla-dalla & Adadi:
Bawuloli Masu Ƙarfi 30" (DN750) na Ƙofar Cryogenic, Aji 150, Jikin CF3M, Zane Mai Layi ɗaya, Mai Tauri Mai Tauri - Raka'a 4
Bawuloli Masu Ƙarfi 20" (DN500) na Ƙofar Cryogenic, Aji 150, Jikin CF3M, Ƙofar Wedge, Mai Tauri - Raka'a 8
Bawuloli Masu Ƙarfi 12" (DN300) Masu Ƙarfi, Aji 300, Jikin CF3M, Ƙofar Wedge, Mai Tauri - Raka'a 16
Bawuloli Masu Ƙarfi 8" (DN200) na Ƙofar Cryogenic, Aji 300, Jikin CF3M, Ƙofar Wedge, Mai Tauri – Raka'a 24
Bawuloli na Ƙofar Cryogenic guda 4" (DN100), Aji 300, Jikin CF3M, Ƙofar Wedge, Mai Tauri – raka'a 32
Bawuloli Masu Ƙarfi 2" (DN50) na Ƙofar Cryogenic, Aji 600, A182 F316L, Ƙofar Wedge, Mai Tauri – Raka'a 48
Jimilla:Raka'a 132
Amfani:Keɓe tankin ɗaukar kaya na LNG, rufe babban layin kaya, da kuma keɓe hannun lodi. Zafin aiki: -162°C (LNG), matsin lamba na ƙira: 1.6-4.0 MPa. Faɗaɗɗen bonnet tare da farantin digo, wanda aka sarrafa shi da kayan aiki (da hannu). Tsarin kariya daga wuta bisa ga API 6FA, ƙarancin fitar da hayaki mai gudu bisa ga ISO 15848-1 Class B. An amince da nau'in ABS da DNV.
Kalubalen Fasaha da Magani:
1. Manyan bawuloli masu ramuka (30") don babban layin kaya na LNG– Ana buƙatar bawuloli masu lanƙwasa ƙofa masu inci 30 don keɓe tankin kaya na LNG. Babban girman yana buƙatar injina da haɗuwa na musamman. Womic ta samar da bawuloli masu lanƙwasa ƙofa masu lanƙwasa masu aiki da kayan aiki tare da kujerun iyo don zagayowar zafi. Duk bawuloli 4 sun wuce gwajin cryogenic a -162°C ba tare da zubar da ruwa ba.
2. Stellite hardfacing don tsawon rai sabis– Bawuloli masu ɗaukar kaya na LNG suna aiki akai-akai (buɗewa/rufewa ga kowane zagayen lodi/sauke kaya). Womic ta samar da ƙofofi masu kauri guda 6 na Stellite da wuraren zama don duk bawuloli 132. Kauri mai kauri: 2.0mm bayan ƙera. Tauri: HRC 38-45.
3. Yarda da nau'in ƙungiyar aji (ABS da DNV)- Bawuloli masu ɗaukar iskar gas na LNG suna buƙatar amincewar nau'in ABS da DNV bisa ga Lambar IGC (Lambar Mai jigilar iskar gas ta Duniya). An haɗa Womic tare da masu binciken ABS da DNV don gwajin amincewa na nau'in, gami da gwajin aikin cryogenic, hydrostatic, da gwajin fitar da iskar gas. Takaddun shaidar amincewa na nau'in da aka bayar cikin kwanaki 60.
4. Maganin cryogenic mai zurfi don manyan simintin (jiki 30")– Babban simintin CF3M (jiki inci 30) wanda zai iya kamuwa da cutar austenite. Womic ta yi maganin cryogenic mai zurfi na zagaye uku (jikewa -196°C, awanni 12 a kowace zagaye). Sake duba girman ya tabbatar da babu wata karkacewa bayan magani.
5. Ƙarancin fitar da hayaki mai gurbata muhalli don bin ƙa'idodin muhalli- Masu ɗaukar kaya na LNG suna aiki a wurare masu dacewa da muhalli waɗanda ke buƙatar fakitin ISO 15848-1 Class B. Womic ta samar da fakitin graphite mai ƙarancin iska mai ƙarfi tare da ƙirar bonnet mai tsawo wanda ke tabbatar da cewa zafin marufi ya kasance sama da -20°C.
6. Mai binciken ABS da DNV ya shaida gwajin– Duk bawuloli 132 suna buƙatar mai binciken ABS da DNV ya shaida gwaji a cibiyar Womic. Jadawalin gwaji mai tsari tsakanin Womic da ƙungiyoyin rarrabuwa. An kammala gwajin cikin kwanaki 30. Ba a buƙatar sake gwaji.
7. Isarwa cikin lokaci don jadawalin gina jirgin LNG– Jadawalin gina jirgin LNG ya buƙaci jigilar kaya a hankali tsawon watanni 8. Womic ta isar da dukkan bawuloli 132 a cikin jigilar kaya 6, tare da kowane jigilar kaya ya isa daidai ranar da ake buƙata. Babu jinkiri ga jadawalin ginin.
Sakamako:An yi nasarar isar da jirgin ruwan LNG ga mai shi a shekarar 2023. Duk bawuloli 132 na ƙofar cryogenic sun yi aiki a -162°C sama da shekaru 2 ba tare da wata matsala ba. Shugaban kamfanin ya ce: "Bawuloli ƙofofin Womic na cryogenic sun yi aiki ba tare da wata matsala ba a lokacin gwajin iskar gas - mun cimma rashin zubewar dukkan bawuloli na keɓe tankin kaya." Abokin ciniki ya bayar da yarjejeniyar firam don ƙarin masu ɗaukar LNG guda 6.
Sadarwa:
Yanar Gizo: www.womicsteel.com
Imel: sales@womicsteel.com
Waya / WhatsApp / WeChat:
Victor: +86 15575100681
Jack: +86 18390957568
Womic Steel – Abokin hulɗarka mai aminci don bawuloli masu ƙarfi na ƙofar cryogenic (-196°C) ga masu ɗaukar kaya na LNG, tashoshin LNG, na'urorin raba iska, da kuma ayyukan iskar gas na masana'antu a duk duniya. ABS, DNV, LR, BV, da CCS sun amince da aji.
Lokacin Saƙo: Yuni-25-2026