Madzi a m'nyanja ndi omwe amathandiza kwambiri pa ntchito zosiyanasiyana monga ma FPSO, ndi sitima za m'madzi. Amapereka madzi ozizira, madzi ozimitsa moto, komanso malo opangira zinthu zosiyanasiyana. Komabe, madzi a m'nyanja ndi amodzi mwa malo omwe zinthu zonse zingawononge kwambiri. Kuphatikiza kwa chloride yambiri (pafupifupi 19,000 ppm m'madzi a m'nyanja), mpweya wosungunuka, zamoyo zam'madzi, ndi kutentha kosiyanasiyana kumapanga ntchito yolimba kwambiri yomwe imayesa ngakhale zipangizo zapamwamba kwambiri.
Kusankha zipangizo zoyenera zogwiritsira ntchito mapaipi a m'nyanja si nkhani yophweka. Zimafunika kulinganiza bwino kukana dzimbiri, mphamvu ya makina, chitetezo cha moto, kulemera, mtengo, kapangidwe kake, komanso kudalirika kwa nthawi yayitali. Nkhaniyi ikupereka ndemanga yonse ya zipangizo zomwe zilipo zogwiritsira ntchito mapaipi a m'nyanja, kuphatikizapo ubwino wake, zofooka zake, ndi ntchito zoyenera.
01 Mapaipi a Pulasitiki Yolimbikitsidwa ndi Galasi (GRP) / Ulusi wa Galasi Wolimbikitsidwa ndi Polymer (GFRP)
Ubwino
Mapaipi a GRP ndi GFRP agwira ntchito kwambiri m'madzi a m'nyanja chifukwa cha kuphatikiza kwawo kwapadera.
Kukana Kudzimbidwa Kwachibadwa:Popeza sizinthu zachitsulo, mapaipi a GRP amalimbana ndi dzimbiri la madzi a m'nyanja. Amatha kupirira asidi, alkali, mchere, madzi a m'nyanja, zimbudzi zosakonzedwa, nthaka yowononga, madzi apansi panthaka, ndi madzi ambiri amadzimadzi popanda kuwonongeka. Izi zimachotsa kufunikira kwa zokutira zoteteza dzimbiri ndi machitidwe oteteza cathodic ofunikira pa chitsulo cha kaboni.
Kulemera Kopepuka:Ndi mphamvu yake yokulirapo ya pafupifupi 1.8-1.9 g/cm³, mapaipi a GRP ndi pafupifupi kotala kulemera kwa mapaipi achitsulo (7.8 g/cm³). Izi zimachepetsa kwambiri ndalama zoyendera, zimafuna zida zonyamulira zopepuka, komanso zimapangitsa kuti kuyika kukhale kosavuta. Kuchepetsa kulemera ndikofunikira kwambiri pamapulatifomu akunyanja komwe kulemera kwa pamwamba ndi vuto lalikulu pakupanga.
Malo Osalala a Mkati:Mapaipi a GRP ali ndi malo osalala kwambiri mkati mwake okhala ndi coefficient yolimba ngati 0.0087, poyerekeza ndi 0.012 pachitsulo ndi 0.013 pachitsulo chosungunuka. Izi zimapangitsa kuti madzi aziyenda bwino kwambiri, kutayika kwa friction kuchepe, komanso kuchepa kwa mphamvu yopopera. Kafukufuku wasonyeza kuti mapaipi a GRP amakhalabe ndi malo osalala mkati mwake ngakhale patatha zaka 20 akugwira ntchito.
Kukana Kuipitsidwa ndi Madzi:Mapangidwe apadera a GRP okhala ndi zomangira zamkati "zonga miyala ya m'nyanja" (zokhuthala 2-2.5mm) angapereke mphamvu zodzitetezera zokha zomwe zimaletsa kukula kwa algae ndi ma barnacles. Mapaipi wamba a simenti komanso mapaipi wamba a GRP nthawi zambiri amayamba kukula kwa zamoyo zam'madzi patatha miyezi pafupifupi itatu madzi a m'nyanja atalowa pansi pa liwiro la 2.0 m/s.
Moyo Wautali wa Utumiki:Mapaipi a GRP amapereka moyo wautumiki wa kapangidwe ka zaka 50 kapena kuposerapo pa ntchito zapansi pa nthaka. Pa makina amadzi a m'nyanja, GRP yopangidwa bwino imatha kukhala ndi moyo wautumiki wa zaka 70.
Kugwiritsa Ntchito Ndalama Moyenera:Mtengo wa zinthu za GRP ndi wotsika kwambiri poyerekeza ndi ma alloy a mkuwa ndi nickel. Pa GRP yodziwika ndi moto wa L3, mtengo pa mita imodzi ndi pafupifupi 1/10 kuposa wa mapaipi ofanana ndi a alloy a mkuwa. Pa ma grade ofanana ndi a JF, mtengo wake ndi pafupifupi 1/2 mpaka 1/3 ya ma alloy a mkuwa ndi nickel.
Zolepheretsa ndi Zovuta
Mphamvu Yotsika ya Makina:Popeza sizinthu zachitsulo, mapaipi a GRP ali ndi mphamvu zochepa zotsutsana ndi kugwedezeka ndipo amatha kuwonongeka chifukwa cha kugwedezeka, kugwa, kapena kusagwiritsidwa ntchito bwino. Izi zimachepetsa kugwiritsa ntchito kwawo m'malo omwe amakhudzidwa ndi mafunde, zinthu zomwe zimagwa, kapena katundu wambiri wamakina.
Zolumikizira Zomatira Zopanda Mphamvu ya NDT:Mapaipi a GRP nthawi zambiri amalumikizidwa pogwiritsa ntchito chomangira chomatira (chomatira kapena simenti). Ubwino wa cholumikiziracho umadalira kwambiri luso la wochiyika ndi momwe chilengedwe chilili. Akachikonza, cholumikizira chomatiracho sichingayang'aniridwe ndi njira zoyesera zosawononga monga x-ray kapena kuyesa kwa ultrasound, zomwe zimapangitsa kuti kutsimikizira kwa khalidwelo kukhale kovuta.
Kukana Moto Mochepa:GRP yokhazikika siyingakwaniritse zofunikira kwambiri pa chitetezo cha moto. Ngakhale kuti pali magiredi a L3 (makina ozimitsa moto onyowa) ndi Jet Fire-rated (makina ozimitsa moto owuma) pa IMO A753, GRP siyingakwaniritse zofunikira pa L1. Izi zimachepetsa kugwiritsidwa ntchito kwake m'makina oteteza moto ofunikira.
Kuzindikira kwa Kukhazikitsa:Mapaipi a GRP amafunika kusamalidwa mosamala panthawi yosungira ndi kukhazikitsa. Zofunikira pakusungira zikuphatikizapo: kutalika kwa milu yokwana ≤2.0m, kutetezedwa ku kuwala kwa UV, kupewa zinthu zakuthwa, komanso kuwongolera kutentha ndi chinyezi mozama. Kusagwiritsa ntchito bwino kungayambitse kuwonongeka kobisika komwe sikungawonekere panthawi yowunikira.
Mitundu Yochepa Yogwiritsira Ntchito:Mapaipi osakhala achitsulo nthawi zambiri amakhala ndi ntchito zochepa komanso malo enaake komwe chitetezo chopanda mphamvu chimapezeka. Pamapulatifomu akunja, zinthu zosakhala zachitsulo nthawi zambiri zimapewedwa m'madesiki otsika komwe zingakumane ndi mafunde amkuntho kapena zinthu zomwe zagwa.
02 Chitoliro cha Kaboni Chokutidwa ndi Zitsulo
Ubwino
Kugwiritsa Ntchito Ndalama Moyenera:Chitsulo cha kaboni chophimbidwa bwino komanso chokwanira ndiye chisankho chotsika mtengo kwambiri pa mapaipi a m'nyanja pamene chitetezo cha dzimbiri chingapezeke bwino.
Mphamvu Yapamwamba ya Makina:Chitsulo cha kaboni chimapereka mphamvu yabwino kwambiri yamakina, kukana kugunda, komanso kuthekera konyamula kupanikizika.
Makhalidwe Odziwika ndi Okhazikika:Chitsulo cha kaboni chophimbidwa ndi chinthu chomveka bwino chomwe chili ndi njira zodziwika bwino zopangira, kuwotcherera, ndi kuyika.
Zolepheretsa ndi Zovuta Zodalirika
Kudalira Ubwino wa Zophimba:Kudalirika kwa chitsulo cha kaboni chophimbidwa kumadalira kwambiri mtundu wa chophimba chomwe chimagwiritsidwa ntchito. Kupanda utoto wabwino kungayambitse kulephera kwakukulu.
Mavuto Okhudzana ndi Kuphimba kwa Epoxy:Chophimba chamkati cha epoxy chosagwira ntchito bwino chingayambitse kutuluka kwa mabowo ang'onoang'ono, zomwe zimapangitsa kuti chitsulo cha carbon chilowe m'madzi a m'nyanja ndikuwonjezera dzimbiri. Ngakhale mabowo ang'onoang'ono amatha kuwononga kwambiri, zomwe zimapangitsa kuti mabowo ang'onoang'ono ayambe kubowoka mwachangu.
Mavuto Okhudzana ndi Kuphimba kwa Polyethylene:Zophimba za PE nthawi zambiri zimakhala ndi makulidwe a pafupifupi 1mm. Zophimba za PE zosagwira ntchito bwino zimatha kufalikira m'malo akuluakulu, zomwe zimapangitsa kuti njira zowononga ziwonongeke komanso kuwonongeka kwakukulu. Kuphatikiza apo, zidutswa zophimba zomwe zachotsedwa zimatha kuyenda pansi pamadzi ndikuyambitsa kutsekeka kwa mapampu, zosinthira kutentha, ndi zida zina zofewa.
03 Chitoliro Chosapanga Zitsulo
Chofunikira Chofunika Kwambiri: PREN ≥ 40
Kuti chitsulo chosapanga dzimbiri chitetezeke bwino ndi dzimbiri la m'nyanja, Nambala Yofanana ndi Yotsutsana ndi Kuponda (PREN) iyenera kukhala osachepera 40. PREN imawerengedwa pogwiritsa ntchito njira iyi:
PREN = %Cr + 3.3 × %Mo + 16 × %N
Ma alloy okhala ndi PREN values opitilira 40 amaonedwa kuti ndi oyenera kugwiritsidwa ntchito m'madzi a m'nyanja. Ma alloy oyambira 32 mpaka 40 akhoza kukhala okwanira m'madzi amchere koma ndi ochepa kwambiri kuti madzi a m'nyanja agwiritsidwe ntchito mokwanira.
Magiredi Ovomerezeka
UNS S31254 (Chitsulo Chosapanga Dziwe cha 6Mo Super Austenitic):Imadziwikanso kuti Alloy 254 kapena 254 SMO, iyi ndi chitsulo chosapanga dzimbiri cha molybdenum super austenitic cha 6% chokhala ndi PREN ≥ 42.5. Ndi chitsulo chosapanga dzimbiri chomwe chimatchulidwa kwambiri popangira mapaipi a m'nyanja chifukwa cha kuphatikiza kwake kwabwino kwambiri kolimbana ndi dzimbiri, mphamvu, komanso kugwiritsa ntchito ndalama moyenera.
Katundu Waukulu wa UNS S31254:
| Katundu | Mtengo | Chitsime |
| Chromium (Cr) | 19.5-20.5% | |
| Molybdenum (Mo) | 6.0-7.0% | |
| Nayitrogeni (N) | 0.18-0.25% | |
| Nikeli (Ni) | 17.5-18.5% | |
| Mkuwa (Cu) | 0.50-1.00% | |
| Mphamvu Yopereka (mphindi) | 310 MPa | |
| Mphamvu Yokoka (mphindi) | 650 MPa | |
| PREN | ≥ 42.5 | |
| Kutentha Kovuta Kwambiri (CPT) | ≥ 60°C | |
| Kutenthetsa kwa Utumiki | -196°C mpaka 300°C |
UNS S32750 / S32760 (Chitsulo Chosapanga Dzimbiri Cha Super Duplex):Zitsulo zosapanga dzimbiri zimenezi zimakhala ndi mphamvu zambiri kuposa zitsulo za austenitic. Komabe, zimafunika kusamala kwambiri powongolera njira zowotcherera kuti zisalowe m'malo mwa zitsulo zovulaza. Zitsulo zonsezi zimatha kufika pa PREN pamwamba pa 40.
Choletsa Chofunika Kwambiri: Ubwino Wothira
Choletsa chachikulu kwambiri pa mapaipi amadzi a m'nyanja achitsulo chosapanga dzimbiri ndikhalidwe la weldChitsulo chosapanga dzimbiri chopangidwa ndi yankho chili ndi kapangidwe kakang'ono komwe kamatsimikizira kuti madzi a m'nyanja sadzakhudzidwa ndi dzimbiri. Komabe,zitsulo zosakonzedwa bwino komanso zone zokhudzidwa ndi kutentha (HAZ) zitha kukhala ndi magawo owopsa a intermetallic kapena ferrite yambiri, kukhala malo abwino kwambiri oti madzi a m'nyanja azizire.
Zofunikira zazikulu pakuwotcherera:
l Kutsatira kwambiri malangizo ovomerezeka a njira yowotcherera
l Kulamulira kutentha kolowera
l Kulamulira kutentha kwa interpass
l Kugwiritsa ntchito zitsulo zofananira kapena zofananira kwambiri
l Chithandizo cha yankho pambuyo pa weld pa ntchito zofunika kwambiri
l Kusankha mosamala mpweya woteteza ndi mpweya woyeretsa
Kuphatikiza apo, ma microstructure osiyanasiyana mkati mwa malo olumikizirana amatha kukhala ndi mphamvu zosiyanasiyana zamagetsi, zomwe zimapangitsa kuti ma galvanic couples azigwira ntchito mofulumira.
04 Mapaipi a Chitsulo Osakhala a Ferrous (Ma Alloys a Copper-Nickel)
Ubwino
Kukana Kwachilengedwe kwa Madzi a M'nyanja:Ma alloy a mkuwa ndi nickel amalimbana ndi dzimbiri la m'nyanja chifukwa cha kupangika kwa filimu yoteteza pamwamba. Sadalira zokutira kapena chitetezo cha cathodic.
Mbiri Yotsimikizika:Ma alloy a Cu-Ni akhala akugwiritsidwa ntchito m'madzi a m'nyanja kwa zaka zambiri ndipo ndi odalirika kwambiri. Kugwira ntchito kwawo kumamveka bwino ndipo kwalembedwa.
Kukana Kwabwino kwa Biofouling:Ma ayoni a mkuwa omwe amatuluka pamwamba amapereka mphamvu zachilengedwe zoletsa kuwononga zinthu zamoyo, zomwe zimachepetsa kukhudzana kwa zamoyo zam'madzi.
Zoletsa
Mtengo Wapamwamba wa Zinthu:Ma aluminiyamu a mkuwa ndi a nickel ndi okwera mtengo. Mtengo pa mita imodzi ndi pafupifupi nthawi 10 kuposa wa GRP (ya kalasi ya L3) ndi nthawi 2-3 kuposa wa JF-grade GRP. Izi zimawonjezera kwambiri ndalama zoyambira kugwiritsa ntchito.
Ndalama Zokwera Zowotcherera ndi Kupanga:Ma alloy a Cu-Ni amafuna njira zapadera zowotcherera, akatswiri odziwa kuwotcherera, ndi kukonzekera bwino maulumikizidwe, zomwe zimawonjezera ndalama zopangira.
Kupereka Zitsulo Zanzeru:Mkuwa ndi nickel zili m'gulu la mchere wofunikira kwambiri m'maiko ambiri. Miyala 24 yofunikira kwambiri ikuphatikizapo mchere wofunikira kwambiri (mafuta, gasi wachilengedwe, malasha, uranium), mchere wachitsulo (chitsulo, chromium,mkuwa, aluminiyamu, golide,nikeli, tungsten, tin, molybdenum, antimony, cobalt, lithium, rare earths, zirconium), ndi mchere wosakhala wachitsulo (phosphorous, potaziyamu mchere, graphite, fluorite). Kusakhazikika kwa mitengo chifukwa cha zovuta za unyolo woperekera zinthu ndi zinthu zandale kumapangitsa kuti kuneneratu mtengo kukhale kovuta.
Zofunikira pa Ubwino wa Kuwotcherera:Kuwotcherera kwa aloyi ya Cu-Ni kumafuna kuwongolera mwamphamvu momwe kutentha kumalowera, kusankha zitsulo zodzaza, ndi mpweya woteteza kuti dzimbiri lisawonongeke m'dera lowotcherera.
05 Titanium Alloy Pipe
Ubwino Womwe Ukubwera
Kukana Kwambiri Kudzimbiri:Ma aloyi a titaniyamu amapereka kukana dzimbiri bwino m'madzi a m'nyanja, kuposa ma aloyi a aluminiyamu, zitsulo zosapanga dzimbiri, ndi ma aloyi okhala ndi nickel. Amalimbana ndi dzenje, dzimbiri, komanso ming'alu ya dzimbiri m'malo okhala ndi chloride.
Kulemera Kopepuka:Ndi mphamvu yokoka ya pafupifupi 4.5 g/cm³, titaniyamu ndi pafupifupi 60% kulemera kwa chitsulo, zomwe zimapangitsa kuti thupi lizisunga kulemera kwake pamene limakhalabe ndi mphamvu zambiri.
Mphamvu Yaikulu:Ma alloy a titanium monga Ti-6Al-4V amapereka ma ratios abwino kwambiri a mphamvu ndi kulemera, oyenera kugwiritsidwa ntchito m'madzi a m'nyanja omwe ali ndi mphamvu zambiri komanso liwiro lalikulu.
Mtengo Wokhazikika:Mitengo ya titaniyamu yakhala yokhazikika komanso yopikisana pamene China yakhazikitsa mphamvu zonse za unyolo wamafakitale kuyambira kukonza miyala mpaka zinthu zomalizidwa. Izi zikupangitsa kuti titaniyamu ikhale yotsika mtengo kwambiri pa ntchito za m'nyanja.
Mapulogalamu Ovomerezeka:Titaniyamu yagwiritsidwa ntchito bwino m'mafakitale ochotsa mchere m'madzi a m'nyanja, m'mafakitale obowola mafuta a m'nyanja, m'makonde, m'mafakitale osinthira kutentha, m'mapampu, ndi m'ma valve.
Kukana Kukugwa ndi Kudzikundikira:Titaniyamu imateteza bwino kwambiri ku kuwonongeka kwa nthaka ndi dzimbiri kuchokera ku madzi a m'nyanja amphamvu kwambiri, zomwe zimapangitsa kuti ikhale yoyenera kugwiritsa ntchito ma impellers a pampu ndi machubu osinthira kutentha.
Mavuto Aukadaulo Oyenera Kuthana Nawo
Kutupa kwa Galvanic:Titaniyamu ili ndi mphamvu zambiri zamagetsi. Ikaphatikizidwa ndi zitsulo zosalimba (monga chitsulo cha kaboni, aluminiyamu, kapena zitsulo zamkuwa) m'madzi a m'nyanja, ingayambitse dzimbiri la galvanic la zinthu zosalimba. Kapangidwe kosamala kokhala ndi insulation kapena isolation ndikofunikira.
Makhalidwe Opangira Biofouling:Khalidwe la Titanium lopanga zinthu zonyansa limafuna kafukufuku wowonjezereka. Ngakhale kuti zinthuzo sizingawonongeke ndi dzimbiri, kugwirizana kwa zamoyo zam'madzi ndi momwe zimakhudzira kutentha ndi kayendedwe ka madzi ziyenera kuthandizidwa pogwiritsa ntchito njira zopangira ndi kugwiritsa ntchito.
Zofunikira pa kuwotcherera:Kuwotcherera titaniyamu kumafuna kuwongolera kwambiri mpweya woteteza komanso kuipitsidwa kwa mpweya mumlengalenga. Kuipitsidwa kungayambitse kuuma kwa chitsulo ndi kutayika kwa mphamvu yolimbana ndi dzimbiri.
06 Mapaipi Opangidwa ndi Zopangira ndi Zachitsulo
Zipangizo Zophatikizana
Mapaipi ophatikizana (kuphatikiza zingwe zopanda chitsulo ndi zigawo zakunja zachitsulo) amapereka mgwirizano pakati pa kukana dzimbiri ndi mphamvu ya makina. Komabe, amapereka mavuto ovuta olumikizirana omwe sangathetsedwe mosavuta.
Mapaipi Okhala ndi Zitsulo Zachitsulo (Zovala Zamakina / Zomangiriridwa ndi Zitsulo Zachitsulo)
Mapaipi okhala ndi zitsulo amakhala ndi gawo lakunja la chitsulo cha kaboni (lopereka mphamvu ya makina) ndi gawo lamkati la alloy yolimbana ndi dzimbiri (CRA) (lopereka kukana dzimbiri m'madzi a m'nyanja).
Mavuto Ofunika:
Kugwirizana kwa Nthambi:Pakulumikiza nthambi pa chitoliro chophimbidwa, kusunga umphumphu wa gawo la CRA kumafuna chisamaliro chapadera. Njira zoyenera zowotcherera, mphete zolowetsera, ndi owongolera oyenerera ndizofunikira kuti tipewe dzimbiri pa zolumikizira nthambi.
Zofunika Kuganizira pa Mphete Yolumikizira Mphete (RTJ):Pa maulumikizidwe a RTJ, gawo la CRA liyenera kuthetsedwa bwino ndikutetezedwa kuti lisawonongeke ndi dzimbiri pa malo olumikizirana.
Zoletsa Kukula:Mapaipi okhala ndi zitsulo alipo makamaka a kukula kwa NPS 4 (DN100) ndi kukulirapo. Kwa kukula kochepa, kusankha zinthu kumakhalabe kovuta, chifukwa kupanga mapaipi okhala ndi zitsulo sikuli bwino pazachuma kwa mainchesi ang'onoang'ono.
Kapangidwe ka Weld Bevel:Kapangidwe ka bevel ya weld kuyenera kuwerengera makulidwe a CRA layer ndi kusintha koyenera pakati pa CRA ndi zigawo za carbon steel.
Kugwirizana kwa Weld:Kusakhazikika bwino panthawi yowotcherera kungachepetse makulidwe a CRA layer pa malo olumikizirana, zomwe zimapangitsa kuti dzimbiri liziyenda bwino.
07 Chidule cha Kusankha Zinthu ndi Malangizo
Malangizo Osankha
| Kugwiritsa ntchito | Zinthu Zolimbikitsidwa | Mfundo Zofunika Kuziganizira |
| Madzi a m'nyanja othamanga pang'ono (≤1.0 MPa), malo otetezedwa, machitidwe osafunikira | GRP/GFRP (L3 kapena JF yoyesedwa momwe ikufunira) | Yotsika mtengo, yosagwira dzimbiri, komanso yocheperako pa moto |
| Kupanikizika pang'ono, machitidwe ambiri a madzi a m'nyanja pamwamba | UNS S31254 (6Mo) kapena Super Duplex (UNS S32750) | PREN ≥ 40, kukana dzimbiri bwino, khalidwe la weld ndi lofunika kwambiri |
| Madzi a m'nyanja amphamvu kwambiri | UNS S31254 yokhala ndi chowotcherera choyenera | PREN ≥ 43, imafuna kuwongolera kokhwima kwa kuwotcherera |
| Makina amadzi ozimitsa moto omwe amafunikira mulingo wa L1 | Cu-Ni aloyi kapena Ti aloyi | Kudalirika kwambiri, nkhawa zachitsulo chanzeru |
| Ntchito za m'madzi a m'nyanja zomwe zimathamanga kwambiri kapena kukokoloka kwambiri | Ti Aloyi (monga, Ti-6Al-4V) | Kukana kwambiri kukokoloka kwa nthaka ndi dzimbiri |
| Mapaipi amadzi a m'nyanja akuluakulu (≥ NPS 4) okhala ndi zofunikira za CRA | Chitoliro Chovala cha Metallurgical | Njira yotsika mtengo ya CRA ya mabowo akuluakulu |
| Mapaipi amadzi a m'nyanja ang'onoang'ono (< NPS 4) omwe amafunikira CRA | Solid UNS S31254 kapena Ti Alloy | Chitoliro cholimba sichipezeka cha kukula kochepa |
| Makina amadzi ozimitsa moto okhala ndi GRP | GRP yokhala ndi IMO A753 L3 (yonyowa) kapena Jet Fire (youma) | GRP silingathe kukwaniritsa mlingo wa L1 |
Zofunikira Zaukadaulo Zofunikira Pazinthu
Pa Mapaipi a GRP:
l Kutsatira kwambiri njira zosungira ndi kukhazikitsa za wopanga
l Kukonzekera bwino ndi kuchiritsa cholumikizira chomatira
Chitetezo ku kuwonongeka kwakuthupi
l Zochepa pa ntchito zotsika mtengo komanso zosafunikira kwenikweni
l Sindingathe kukwaniritsa mulingo wa moto wa L1
Pa Mapaipi Osapanga Chitsulo:
l PREN ≥ 40 ikufunika
Gwiritsani ntchito 6Mo super austenitic (UNS S31254) kapena super duplex (UNS S32750/32760)
l Kuwongolera njira zowotcherera molimba
l Chithandizo cha yankho pambuyo pa weld pa ntchito zofunika kwambiri
l Kulamulira kutentha kolowera ndi kutentha kwa interpass
Pa Mapaipi a Cu-Ni:
Kudalirika kotsimikizika koma mtengo wake ndi wokwera
l Zoganizira zachitsulo zanzeru
l Antchito odziwa bwino ntchito yowotcherera amafunika
Mtengo wa l pafupifupi 10 × GRP
Pa Ti Alloy Piping:
l Kukana dzimbiri m'madzi a m'nyanja kwapadera
Mtengo ukukhala wopikisana kwambiri
Chitetezo cha dzimbiri cha Galvanic chikufunika
l Njira yoyenera yowotcherera ndi yofunika kwambiri
08 Zochitika Zamtsogolo ndi Mayankho Omwe Akubwera
Kuchepetsa Mtengo wa Titanium
Pamene China yakhazikitsa unyolo wathunthu wa makampani opanga titaniyamu kuyambira ku miyala yamtengo wapatali mpaka ku zinthu zomalizidwa, mitengo ya titaniyamu yakhala yokhazikika komanso yopikisana. Izi zikuyembekezeka kupitilira, zomwe zikupangitsa kuti titaniyamu ikhale yokopa kwambiri pakugwiritsa ntchito mapaipi amadzi a m'nyanja.
Zipangizo Zapamwamba Zophatikizana
Kafukufuku akupitilizabe pa zinthu zopangidwa ndi zinthu zosiyanasiyana zomwe zimakhala ndi mphamvu yolimbana ndi moto, kukana kugundana, komanso njira zolumikizirana. Izi zitha kukulitsa kuchuluka kwa zinthu zomwe sizili zachitsulo zomwe zimagwiritsidwa ntchito m'malo akutali.
Kuwongolera Kwabwino Kwambiri
Kuwunikira bwino ndi njira zowongolera khalidwe la zolumikizira zomatira m'mapaipi osakhala achitsulo zitha kuthana ndi malire omwe alipo pakali pano a kuyesa kosawononga zolumikizira za GRP.
Kugwiritsa Ntchito Ukadaulo wa Mapasa a Digito
Ukadaulo wa mapaipi a digito ungagwiritsidwe ntchito poyang'anira momwe mapaipi amadzi am'nyanja alili, kutsatira kuchuluka kwa dzimbiri, kutayika kwa makulidwe a makoma, ndi momwe amaphikira kuti akonze nthawi yokonza ndikuchepetsa nthawi yopuma yosakonzekera.
09 Zolemba
l Kukhazikitsa Chitoliro cha GRP Ukadaulo, Sayansi ndi Ukadaulo Mphepo, 2018(07)
Zotsatira za Mayeso a GRP Pipe Water Transport, Beijing Institute of Technology, 2013
l S31254 Kapangidwe ka Aloyi ndi Katundu, Shanghai Nonferrous Metals Network, 2025
Kugwiritsa Ntchito Titanium Alloy mu Uinjiniya Wam'madzi, Cnfeol, 2025
Tanthauzo ndi Kugwiritsa Ntchito kwa PREN, Gulu la GKD, 2025
Njira Zomangira Mapaipi Osakhala Achitsulo pa Mapulatifomu Akunja, Uinjiniya Wakunja, 2025
Katundu wa Mapaipi a Titanium Alloy, Wuhu Industrial Innovation Center, 2025
Kusankha Zinthu Zapamadzi pa Kachitidwe ka Madzi a M'nyanja, Napstic, 2024
10 Lumikizanani ndi Womic Steel
Womic Steel imapereka mapaipi apamwamba kwambiri amadzi am'nyanja, kuphatikizapo:
Chitoliro ndi Zopangira za Super Austenitic Stainless Steel (UNS S31254 / 6Mo)
Chitsulo chosapanga dzimbiri cha Super Duplex (UNS S32750 / S32760)
l Chitsulo cha Mpweya Chotsika ndi Chitoliro Chosapanga Dzimbiri
l Flanges, Zolumikizira, ndi Ma Vavu a Ntchito Zapamadzi
Ma GRP Piping Solutions (mogwirizana ndi opanga oyenerera)
Webusaiti: www.womicsteel.com
Imelo: sales@womicsteel.com
Foni / WhatsApp / WeChat:
Victor: +86 15575100681
Jack: +86 18390957568
Womic Steel - Mnzanu wodalirika wa zipangizo zopakira madzi a m'nyanja za m'nyanja, wokhala ndi luso pa njira zopakira madzi zosagwira dzimbiri, chitsulo chosapanga dzimbiri, ndi njira zopakira madzi zopanda chitsulo zomwe zimagwiritsidwa ntchito m'madzi ndi m'nyanja padziko lonse lapansi.
Nthawi yotumizira: Juni-17-2026