Mafotokozedwe Akatundu
Mapaipi opangidwa ndi zitsulo zosapanga dzimbiri ndi zinthu zofunika kwambiri m'mafakitale osiyanasiyana chifukwa cha kulimba kwawo, kukana dzimbiri, komanso kusinthasintha kwawo. Mapaipi awa amapangidwa kudzera mu njira yolumikizira, kulumikiza mapepala achitsulo chosapanga dzimbiri kapena mizere kuti apange machubu ozungulira. Nayi chidule chathunthu cha mapaipi opangidwa ndi zitsulo zosapanga dzimbiri:
Zipangizo ndi Magiredi:
● Mndandanda wa 304 ndi 316: Magiredi achitsulo chosapanga dzimbiri chogwiritsidwa ntchito nthawi zonse.
● 310/S ndi 310H: Chitsulo chosapanga dzimbiri chosagwira kutentha kwambiri chomwe chimagwiritsidwa ntchito mu uvuni ndi chosinthira kutentha.
● 321 ndi 321H: Magiredi osatentha oyenera malo otentha kwambiri.
● 904L: Chosakaniza cholimba kwambiri chomwe sichingawononge dzimbiri m'malo ovutitsa.
● S31803: Chitsulo chosapanga dzimbiri cha Duplex, chomwe chimapereka mphamvu komanso kukana dzimbiri.
Njira Yopangira:
● Kuwotcherera kwa Magetsi (EFW): Mu njira iyi, msoko wautali umawotcherera pogwiritsa ntchito mphamvu zamagetsi ku arc yowotcherera.
● Kuwotcherera Arc Yoviikidwa M'madzi (SAW): Apa, chowotchereracho chimapangidwa mwa kusungunula m'mphepete ndi arc yopitilira yomwe imaviikidwa mu flux.
● Kuwotcherera kwa High-Frequency Induction (HFI): Njirayi imagwiritsa ntchito mafunde amphamvu kwambiri kuti apange msoko wowotcherera nthawi zonse.
Ubwino:
● Kukana Kudzimbiritsa: Kukana ku mitundu yosiyanasiyana ya zinthu zowononga ndi malo ozungulira.
● Mphamvu: Mphamvu zambiri zamakina zimatsimikizira kuti kapangidwe kake ndi kolimba.
● Kusinthasintha: Imapezeka m'makulidwe osiyanasiyana, magiredi, ndi zomalizidwa zosiyanasiyana kuti igwirizane ndi ntchito zosiyanasiyana.
● Ukhondo: Ndi woyenera mafakitale omwe ali ndi zofunikira kwambiri pa ukhondo.
● Kutalika: Kumakhala kolimba kwambiri, zomwe zimapangitsa kuti ntchito yake ikhale yayitali.
Mwachidule, mapaipi opangidwa ndi zitsulo zosapanga dzimbiri ndi zinthu zofunika kwambiri m'mafakitale osiyanasiyana, zomwe zimapangitsa kuti zikhale zolimba, zosagwirizana ndi dzimbiri, komanso zogwiritsidwa ntchito mosiyanasiyana. Kusankha bwino mtundu, njira zopangira, komanso kutsatira miyezo yamakampani ndikofunikira kwambiri kuti makina opangidwa ndi mapaipi opangidwa ndi zitsulo agwire bwino ntchito komanso akhale otetezeka.
Mafotokozedwe
| ASTM A312/A312M:304, 304L, 310/S, 310H, 316, 316L, 321, 321H ndi zina zotero... |
| EN 10216-5: 1.4301, 1.4307, 1.4401, 1.4404, 1.4571, 1.4432, 1.4435, 1.4541, 1.4550 etc ... |
| DIN 17456: 1.4301, 1.4307, 1.4401, 1.4404, 1.4571, 1.4432, 1.4435, 1.4541, 1.4550 etc... |
| JIS G3459: SUS304TB, SUS304LTB, SUS316TB, SUS316LTB ndi zina zotero... |
| GB/T 14976: 06Cr19Ni10, 022Cr19Ni10, 06Cr17Ni12Mo2 |
| Chitsulo chosapanga dzimbiri cha Austenitic:TP304, TP304L, TP304H, TP310S, TP316, TP316L, TP316H, TP316Ti, TP317, TP317L, TP321, TP321H, TP347, TP347H, TP347HFG N08904(904L), S30432, S31254, N08367, S30815... Chitsulo chosapanga dzimbiri cha Duplex:S31803, S32205, S32750, S32760, S32707, S32906... Aloyi wa faifi tambala:N04400, N06600, N06625, N08800, N08810(800H), N08825... Kagwiritsidwe:Mafuta, Mankhwala, Gasi wachilengedwe, Mphamvu zamagetsi ndi mafakitale opanga zida zamakina. |
| DN mm | NB Inchi | OD mm | SCH40S mm | SCH5S mm | SCH10S mm | SCH10 mm | SCH20 mm | SCH40 mm | SCH60 mm | XS/80S mm | SCH80 mm | SCH100 mm | SCH120 mm | SCH140 mm | SCH160 mm | SCHXXS mm |
| 6 | 1/8” | 10.29 | 1.24 | 1.73 | 2.41 | |||||||||||
| 8 | 1/4” | 13.72 | 1.65 | 2.24 | 3.02 | |||||||||||
| 10 | 3/8” | 17.15 | 1.65 | 2.31 | 3.20 | |||||||||||
| 15 | 1/2” | 21.34 | 2.77 | 1.65 | 2.11 | 2.77 | 3.73 | 3.73 | 4.78 | 7.47 | ||||||
| 20 | 3/4” | 26.67 | 2.87 | 1.65 | 2.11 | 2.87 | 3.91 | 3.91 | 5.56 | 7.82 | ||||||
| 25 | 1” | 33.40 | 3.38 | 1.65 | 2.77 | 3.38 | 4.55 | 4.55 | 6.35 | 9.09 | ||||||
| 32 | 1 1/4” | 42.16 | 3.56 | 1.65 | 2.77 | 3.56 | 4.85 | 4.85 | 6.35 | 9.70 | ||||||
| 40 | 1 1/2” | 48.26 | 3.68 | 1.65 | 2.77 | 3.68 | 5.08 | 5.08 | 7.14 | 10.15 | ||||||
| 50 | 2” | 60.33 | 3.91 | 1.65 | 2.77 | 3.91 | 5.54 | 5.54 | 9.74 | 11.07 | ||||||
| 65 | 2 1/2” | 73.03 | 5.16 | 2.11 | 3.05 | 5.16 | 7.01 | 7.01 | 9.53 | 14.02 | ||||||
| 80 | 3” | 88.90 | 5.49 | 2.11 | 3.05 | 5.49 | 7.62 | 7.62 | 11.13 | 15.24 | ||||||
| 90 | 3 1/2” | 101.60 | 5.74 | 2.11 | 3.05 | 5.74 | 8.08 | 8.08 | ||||||||
| 100 | 4” | 114.30 | 6.02 | 2.11 | 3.05 | 6.02 | 8.56 | 8.56 | 11.12 | 13.49 | 17.12 | |||||
| 125 | 5” | 141.30 | 6.55 | 2.77 | 3.40 | 6.55 | 9.53 | 9.53 | 12.70 | 15.88 | 19.05 | |||||
| 150 | 6” | 168.27 | 7.11 | 2.77 | 3.40 | 7.11 | 10.97 | 10.97 | 14.27 | 18.26 | 21.95 | |||||
| 200 | 8” | 219.08 | 8.18 | 2.77 | 3.76 | 6.35 | 8.18 | 10.31 | 12.70 | 12.70 | 15.09 | 19.26 | 20.62 | 23.01 | 22.23 | |
| 250 | 10” | 273.05 | 9.27 | 3.40 | 4.19 | 6.35 | 9.27 | 12.70 | 12.70 | 15.09 | 19.26 | 21.44 | 25.40 | 28.58 | 25.40 | |
| 300 | 12” | 323.85 | 9.53 | 3.96 | 4.57 | 6.35 | 10.31 | 14.27 | 12.70 | 17.48 | 21.44 | 25.40 | 28.58 | 33.32 | 25.40 | |
| 350 | 14” | 355.60 | 9.53 | 3.96 | 4.78 | 6.35 | 7.92 | 11.13 | 15.09 | 12.70 | 19.05 | 23.83 | 27.79 | 31.75 | 35.71 | |
| 400 | 16” | 406.40 | 9.53 | 4.19 | 4.78 | 6.35 | 7.92 | 12.70 | 16.66 | 12.70 | 21.44 | 26.19 | 30.96 | 36.53 | 40.49 | |
| 450 | 18” | 457.20 | 9.53 | 4.19 | 4.78 | 6.35 | 7.92 | 14.27 | 19.05 | 12.70 | 23.83 | 29.36 | 34.93 | 39.67 | 45.24 | |
| 500 | 20” | 508.00 | 9.53 | 4.78 | 5.54 | 6.35 | 9.53 | 15.09 | 20.62 | 12.70 | 26.19 | 32.54 | 38.10 | 44.45 | 50.01 | |
| 550 | 22” | 558.80 | 9.53 | 4.78 | 5.54 | 6.35 | 9.53 | 22.23 | 12.70 | 28.58 | 34.93 | 41.28 | 47.63 | 53.98 | ||
| 600 | 24” | 609.60 | 9.53 | 5.54 | 6.35 | 6.35 | 9.53 | 17.48 | 24.61 | 12.70 | 30.96 | 38.89 | 46.02 | 52.37 | 59.54 | |
| 650 | 26” | 660.40 | 9.53 | 7.92 | 12.70 | 12.70 | ||||||||||
| 700 | 28” | 711.20 | 9.53 | 7.92 | 12.70 | 12.70 | ||||||||||
| 750 | 30” | 762.00 | 9.53 | 6.35 | 7.92 | 7.92 | 12.70 | 12.70 | ||||||||
| 800 | 32” | 812.80 | 9.53 | 7.92 | 12.70 | 17.48 | 12.70 | |||||||||
| 850 | 34” | 863.60 | 9.53 | 7.92 | 12.70 | 17.48 | 12.70 | |||||||||
| 900 | 36” | 914.40 | 9.53 | 7.92 | 12.70 | 19.05 | 12.70 | |||||||||
| DN 1000mm ndi kupitirira apo. Kukula kwa khoma la chitoliro kuti chisinthidwe | ||||||||||||||||
Standard & Giredi
| Muyezo | Magiredi a Zitsulo |
| ASTM A312/A312M: Mapaipi Opanda Chitsulo Chosapanga Dzimbiri Opangidwa ndi Austenitic Opanda Msoko, Olumikizidwa, komanso Ozizira Kwambiri | 304, 304L, 310S, 310H, 316, 316L, 321, 321H ndi zina zotero... |
| ASTM A269: Machubu achitsulo chosapanga dzimbiri cha austenitic chopanda msoko komanso cholumikizidwa kuti chigwiritsidwe ntchito nthawi zonse | TP304, TP304L, TP316, TP316L, TP321.TP347 ndi zina zotero... |
| ASTM A249: Boiler ya Chitsulo cha Austenitic Yoweldwa, Superheater, Heat-Exchanger, ndi Machubu a Condenser | 304, 304L, 316, 316L, 316H, 316N, 316LN, 317, 317L, 321, 321H, 347, 347H, 348 |
| ASTM A269: Machubu Osapanga Chitsulo Chosapanga Chitsulo Chosapanga Chitsulo Chaching'ono Chopanda Msoko | 304, 304L, 316, 316L, 316H, 316N, 316LN, 317, 317L, 321, 321H, 347, 347H, 348 |
| ASTM A270: Machubu Opanda Msoko ndi Olumikizidwa a Austenitic ndi Ferritic/Austenitic Stainless Steel Sanitary | Magiredi a Chitsulo Chosapanga Dzimbiri cha Austenitic: 304, 304L, 316, 316L, 316H, 316N, 316LN, 317, 317L, 321, 321H, 347, 347H, 348 Magiredi a Chitsulo Chosapanga Dzimbiri cha Ferritic/Austenitic (Duplex): S31803, S32205 |
| ASTM A358/A358M: Zofunikira pa Mapaipi a Chitsulo cha Austenitic Osefedwa Pamalo Otentha Kwambiri, Opanikizika Kwambiri, ndi Owononga | 304, 304L, 316, 316L, 316H, 316N, 316LN, 317, 317L, 321, 321H, 347, 347H, 348 |
| ASTM A554: Machubu amakina opangidwa ndi chitsulo chosapanga dzimbiri, omwe amagwiritsidwa ntchito kwambiri popanga zinthu kapena zokongoletsera | 304, 304L, 316, 316L |
| ASTM A789: Machubu osapanga dzimbiri a ferritic/austenitic osasoka komanso olumikizidwa kuti agwiritsidwe ntchito nthawi zonse | S31803 (Chitsulo chosapanga dzimbiri cha Duplex) S32205 (Chitsulo chosapanga dzimbiri cha Duplex) |
| ASTM A790: Chitoliro chachitsulo chosapanga dzimbiri cha ferritic/austenitic chopanda msoko komanso cholumikizidwa kuti chigwiritsidwe ntchito powononga zinthu, kutentha kwambiri, komanso mapaipi achitsulo chosapanga dzimbiri. | S31803 (Chitsulo chosapanga dzimbiri cha Duplex) S32205 (Chitsulo chosapanga dzimbiri cha Duplex) |
| EN 10217-7: Mapaipi achitsulo chosapanga dzimbiri olumikizidwa ku Europe Zofunikira pakupanga. | 1.4301, 1.4307, 1.4401, 1.4404, 1.4571, 1.4003, 1.4509, 1.4510, 1.4462, 1.4948, 1.4878 ndi zina zotero... |
| DIN 17457: Muyezo wa Chijeremani womwe umagwiritsidwa ntchito popanga mapaipi opangidwa ndi chitsulo chosapanga dzimbiri | 1.4301, 1.4307, 1.4401, 1.4404, 1.4571, 1.4003, 1.4509, 1.4510, 1.4462, 1.4948, 1.4878 ndi zina zotero... |
| JIS G3468: Muyezo wa Zamalonda waku Japan womwe umalongosola zofunikira pakupanga mapaipi achitsulo chosapanga dzimbiri cholumikizidwa. | SUS304, SUS304L, SUS316, SUS316L, SUS329J3L ndi zina zotero... |
| GB/T 12771: Muyezo Wadziko Lonse Wachi China wogwiritsidwa ntchito popanga mapaipi opangidwa ndi chitsulo chosapanga dzimbiri. | 06Cr19Ni10, 022Cr19Ni1, 06Cr17Ni12Mo2, 022Cr22Ni5Mo3N |
| Chitsulo chosapanga dzimbiri cha Austenitic:TP304, TP304L, TP304H, TP310S, TP316, TP316L, TP316H, TP316Ti, TP317, TP317L, TP321, TP321H, TP347, TP347H, TP347HFG N08904(904L), S30432, S31254, N08367, S30815... Chitsulo chosapanga dzimbiri cha Duplex:S31803, S32205, S32750, S32760, S32707, S32906... Aloyi wa Nikeli:N04400, N06600, N06625, N08800, N08810(800H), N08825... Kagwiritsidwe: Mafuta, Mankhwala, Gasi lachilengedwe, Mphamvu zamagetsi ndi mafakitale opanga zida zamakina. | |
Kuwongolera Ubwino
Kuyang'ana Zinthu Zopangira, Kusanthula Mankhwala, Kuyesa kwa Makina, Kuyang'ana Zooneka, Kuyang'ana Miyeso, Kuyesa Kupindika, Kuyesa Kukhudza, Kuyesa Kudzimbidwa kwa Intergranular, Kuyesa Kosawononga (UT, MT, PT) Kuyenerera kwa Njira Yowotcherera, Kusanthula kwa Microstructure, Kuyesa Kuyaka ndi Kutsika, Kuyesa Kuuma, Kuyesa Kupanikizika, Kuyesa Kwazinthu za Ferrite, Kuyesa kwa Metallography, Kuyesa Kudzimbidwa, Kuyesa Kwa Eddy Current, Kuyesa Kupopera Mchere, Kuyesa Kukana Kudzimbidwa, Kuyesa Kugwedezeka, Kuyesa Kudzimbidwa kwa Pitting, Kuyang'anira Kupaka ndi Kuphimba, Kuwunika Zolemba…..
Kugwiritsa Ntchito & Kugwiritsa Ntchito
Mapaipi opangidwa ndi zitsulo zosapanga dzimbiri amagwiritsidwa ntchito kwambiri m'mafakitale osiyanasiyana chifukwa cha makhalidwe awo apadera komanso kusinthasintha kwawo. Mapaipi awa amagwiritsidwa ntchito m'njira zosiyanasiyana, chifukwa cha kulimba kwawo, kukana dzimbiri, komanso kuyenerera m'malo osiyanasiyana. Zina mwa zinthu zofunika kwambiri zomwe zimagwiritsidwa ntchito komanso momwe amagwiritsidwira ntchito mapaipi opangidwa ndi zitsulo zosapanga dzimbiri ndi izi:
● Kugwiritsa Ntchito Mafakitale: Kumapezeka kwambiri m'mafakitale amafuta, gasi, petrochemical, ndi magetsi chifukwa cha kukana dzimbiri.
● Kapangidwe kake: Amagwiritsidwa ntchito pokonza mapaipi, madzi, ndi nyumba chifukwa cha mphamvu zawo komanso moyo wawo wautali.
● Makampani Ogulitsa Chakudya: Chofunika kwambiri popereka chakudya ndi zakumwa, kukwaniritsa miyezo ya ukhondo.
● Magalimoto: Amagwiritsidwa ntchito m'makina otulutsa utsi ndi zida zina, ndipo amapirira mavuto.
● Zachipatala: Zimagwiritsidwa ntchito mu zipangizo zachipatala ndi mapaipi aukhondo, zomwe zimaika patsogolo ukhondo.
● Ulimi: Pa njira zothirira zomwe sizingawonongeke ndi dzimbiri, kuonetsetsa kuti madzi akufalikira bwino.
● Kukonza Madzi: Koyenera kutumiza madzi okonzedwa komanso ochotsedwa mchere.
● Sitima zapamadzi: Sizimakhudzidwa ndi dzimbiri la madzi amchere, ndipo zimagwiritsidwa ntchito kwambiri m'zombo ndi m'nyumba za m'mphepete mwa nyanja.
● Mphamvu: Kunyamula madzi m'gawo la mphamvu, kuphatikizapo gasi wachilengedwe ndi mafuta.
● Zamkati ndi Pepala: Zofunika kwambiri ponyamula mankhwala ndi madzi mu ntchito yopangira.
Mwachidule, mapaipi opangidwa ndi zitsulo zosapanga dzimbiri amagwira ntchito yofunika kwambiri m'mafakitale osiyanasiyana komanso ntchito zosiyanasiyana. Kukana dzimbiri, mphamvu ya makina, komanso kuthekera kwawo kukwaniritsa zofunikira kwambiri zimapangitsa kuti akhale ofunikira kwambiri pa zomangamanga zamakono, njira zamafakitale, ndi magawo osiyanasiyana apadera.
Kulongedza ndi Kutumiza
Mapaipi achitsulo chosapanga dzimbiri amapakidwa ndi kutumizidwa mosamala kwambiri kuti atsimikizire kuti ali otetezeka panthawi yoyenda. Nayi kufotokozera kwa njira yopakira ndi kutumiza:
Kupaka:
● Chophimba Choteteza: Mapaipi achitsulo chosapanga dzimbiri nthawi zambiri amapakidwa mafuta kapena filimu yoteteza kuti asawonongeke komanso kuti asawonongeke pamwamba.
● Kulumikiza: Mapaipi ofanana kukula ndi zofunikira amalumikizidwa pamodzi mosamala. Amamangidwa pogwiritsa ntchito zingwe, zingwe, kapena mabowo apulasitiki kuti asasunthike mkati mwa cholumikiziracho.
● Zipewa Zomaliza: Zipewa zapulasitiki kapena zachitsulo zimayikidwa kumapeto onse a mapaipi kuti zipereke chitetezo chowonjezera ku mapeto a mapaipi ndi ulusi.
● Kuphimba ndi Kuphimba: Zipangizo zophimba monga thovu, thovu lophimba, kapena khadibodi yozungulira zimagwiritsidwa ntchito poteteza ndi kupewa kuwonongeka kwa zinthu panthawi yonyamula.
● Mabokosi kapena Mabokosi a Matabwa: Nthawi zina, mapaipi amatha kupakidwa m'mabokosi kapena mabokosi amatabwa kuti atetezedwe ku mphamvu zakunja ndi kugwiridwa.
Manyamulidwe:
● Njira Yoyendera: Mapaipi achitsulo chosapanga dzimbiri nthawi zambiri amatumizidwa pogwiritsa ntchito njira zosiyanasiyana zoyendera monga magalimoto akuluakulu, zombo, kapena katundu wa pandege, kutengera komwe akupita komanso momwe zinthu zikuyendera mwachangu.
● Kuyika mapaipi m'mabokosi otumizira katundu: Mapaipi amatha kuyikidwa m'mabokosi otumizira katundu kuti atsimikizire kuti zinthu zikuyenda bwino komanso mwadongosolo. Izi zimathandizanso kuteteza ku nyengo ndi zinthu zina zodetsa.
● Zolemba ndi Zolemba: Phukusi lililonse lili ndi zilembo zofunika, kuphatikizapo zofunikira, kuchuluka, malangizo oyendetsera katundu, ndi tsatanetsatane wa komwe katunduyo akupita. Zikalata zotumizira katundu zimakonzedwa kuti ziloledwe ndi kutsatiridwa ndi kasitomu.
● Kutsatira Malamulo a Kasitomu: Pa kutumiza katundu kunja kwa dziko, zikalata zonse zofunikira za kasitomu zakonzedwa kuti zitsimikizire kuti katunduyo wafika bwino pamalo omwe akupita.
● Kumangirira Kotetezeka: Mkati mwa galimoto yonyamulira katundu kapena chidebe, mapaipi amamangiriridwa bwino kuti asasunthike komanso kuchepetsa chiopsezo cha kuwonongeka panthawi yoyenda.
● Kutsata ndi Kuyang'anira: Njira zamakono zotsata zingagwiritsidwe ntchito kuti ziyang'anire malo ndi momwe katunduyo alili nthawi yeniyeni.
● Inshuwalansi: Kutengera mtengo wa katundu, inshuwalansi yotumizira katundu ingapezeke kuti iphimbe kutayika kapena kuwonongeka komwe kungachitike panthawi yoyenda.
Mwachidule, mapaipi achitsulo chosapanga dzimbiri omwe tidapanga adzapakidwa ndi njira zodzitetezera ndikutumizidwa pogwiritsa ntchito njira zodalirika zoyendera kuti atsimikizire kuti afika komwe akupita ali bwino. Njira zoyenera zopakira ndi kutumiza zimathandiza kuti mapaipi operekedwa akhale olimba komanso abwino.
















