1. Insimbi Yomdabu: Amakhono Okukhiqiza kanye Namandla Enkampani
I-Womic Steel Group ingumkhiqizi ovelele kanye nomthengisi wangaphandle emhlabeni jikelele onolwazi olungaphezu kweminyaka engama-20 ekukhiqizeni imikhiqizo ye-carbon, i-alloy, kanye ne-stainless steel tubular. Isikhungo sethu sokukhiqiza amapayipi e-ERW esisezingeni eliphezulu sigxile kumapayipi e-boiler amancane anobubanzi bokusetshenziswa komfutho ophezulu.
Ububanzi Bosayizi Bokukhiqiza bepayipi le-ASTM A178 GR.A ERW:Ububanzi bangaphandle busukela ku-12.7mm kuya ku-127mm (1/2 intshi kuya ku-5 intshi) kanye nobukhulu bodonga obusukela ku-1.5mm kuya ku-12.7mm. Ubude obungahleliwe obungu-6m, ubude obuphindwe kabili obungahleliwe obungu-12m, noma ubude obungokwezifiso njengoba kudingeka.
Izitifiketi Zekhwalithi Nokuhambisana Nemithetho:
Isitifiketi se-ISO 9001:2015:Uhlelo lokuphatha ikhwalithi oluqinisekisa ikhwalithi yomkhiqizo ehambisanayo.
Ukuthobela imithetho ye-ASTM A178:Ukuhambisana ngokugcwele ne-ASTM A178 Standard Specification yama-Carbon Steel Welded Welded kanye nama-Carbon-Manganese Steel Boiler Tubes.
Ukumaka kwe-CE (PED 2014/68/EU):Ukuhambisana ne-European Pressure Equipment Directive.
Isitifiketi se-EN 10204 3.2:Isitifiketi Sokuhlola 3.2 siqinisekiswe yi-TÜV, LR, BV, noma i-SGS.
Ukuvunyelwa Kokuhlolwa Kweqembu Lesithathu (TPI):Imikhiqizo evunyelwe yi-SGS, BV, ABS, LR, DNV, TÜV.
Ukuqashelwa Komhlaba Wonke:Umhlinzeki othembekile kubakhiqizi bebhoyila kanye nezitshalo zikagesi ezikhonza amazwe angaphezu kuka-80
2. Ipayipi Lensimbi le-ASTM A178 GR.A ERW: Ukwakheka Kwezinto Nezimpawu Zokusebenza
I-ASTM A178 GR.A iyibanga elivame kakhulu ku-A178 boiler tube standard. Leli zinga lihlanganisa amashubhu ashiselwe amelana nogesi enziwe ngensimbi yekhabhoni kanye nensimbi yekhabhoni-manganese yesevisi yebhoyila kanye ne-superheater. Ibanga A liyibanga eliphansi kakhulu lekhabhoni, elinikeza ukushiselwe okuhle kakhulu kanye nokukwazi ukwakheka kahle kokwenziwa kwebhoyila.
Uma kuqhathaniswa ne-GR.C (ikhabhoni ephezulu kanye ne-manganese) kanye ne-GR.D (ikhabhoni-manganese), i-GR.A inikeza ukwakheka okuhle kakhulu kokusebenza kokugoba kanye nokwandisa ngesikhathi sokuhlanganiswa kwebhoyila. I-GR.A ifanele ukusetshenziswa kwebhoyila enomfutho ophakathi lapho kudingeka ukwakheka okuphezulu.
I-ASTM A178 GR.A ERW Ukwakheka Kwamakhemikhali Epayipi Lensimbi (Ukuhlaziywa Kwesilayidi, % ngobuningi):
| Isici | Ubuningi be-C | Ubuningi be-Mn | Ubuningi be-P | Ubuningi be-S | Si max |
| GR.A | 0.10 | 0.60 | 0.030 | 0.030 | 0.10 |
Qaphela: Okuqukethwe kwekhabhoni okuphansi kakhulu (0.10% max) kunikeza ukushibilika okuhle kakhulu kanye nokukwazi ukwakheka kahle kokugoba nokukhulisa ishubhu lebhoyila.
Izakhiwo Zepayipi Lensimbi le-ASTM A178 GR.A ERW (Izinga Lokushisa Legumbi):
| Ibanga | Ubuningi be-C | Ubuningi be-Mn | Amandla Okudonsa | Amandla Okukhiqiza | Isicelo Esijwayelekile |
| GR.A | 0.10 | 0.60 | 330 MPa | 180 MPa | Ukucindezela okumaphakathi, ukwakheka okuhle kakhulu |
| GR.C | 0.18 | 0.90 | 415 MPa | 220 MPa | Ukucindezela okuphezulu, ukusetshenziswa okuvamile |
| GR.D | 0.27 | 1.20 | 415 MPa | 255 MPa | Ukucindezela okuphezulu, amandla aphezulu |
Ukuqhathaniswa Kwebanga le-A178
3. Ukuhambisana Nobubanzi Nokulinganiswa Kwepayipi Lensimbi ye-ASTM A178 GR.A ERW
| Into | Imininingwane |
| Okujwayelekile | I-ASTM A178/A178M |
| Ibanga | GR.A |
| Inqubo Yokukhiqiza | Ukushisela Ukumelana Nogesi (ERW) |
| Ububanzi Bobubanzi Bangaphandle | 12.7mm – 127mm (1/2" – 5") |
| Ububanzi Bokujiya Kodonga | 1.5mm – 12.7mm |
| Ubude | 6m, 12m, noma ngokwezifiso kufika ku-18m |
| Ukuqeda Ukuqeda | Isiphetho Esilula / Isiphetho Esigobile |
| Ukuqedwa Komphezulu | Okungenalutho / Okugcotshwe ngamafutha / Okumnyama Okumboziwe |
| Ukuhlolwa Okukhethekile | Ukuhlolwa Kokuvutha / Ukuhlolwa Kokuthamba / Ukuhlolwa Kwamanzi |
4. Ubukhulu Nemininingwane Etholakalayo - Ipayipi Lensimbi le-ERW
| NB | Usayizi | OD mm | I-SCH40S mm | I-SCH5S mm | I-SCH10S mm | I-SCH10 mm | I-SCH20 mm | I-SCH40 mm | I-SCH60 mm | I-XS/80S mm | I-SCH80 mm | I-SCH100 mm | I-SCH120 mm | I-SCH140 mm | I-SCH160 mm | I-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 |
Qaphela: Ukutholakala kobukhulu bodonga kungahluka ngokuya ngobubanzi bepayipi kanye nekhono lokukhiqiza. Ubukhulu obungokwezifiso ngaphandle kwalolu hlu buyatholakala uma uceliwe.
5. Izindinganiso Zepayipi Lensimbi Ejwayelekile ye-ERW Ekhiqizwe yi-Womic Steel
| Okujwayelekile | Amabanga Ajwayelekile | Isicelo Esijwayelekile |
| I-API 5L (Imininingwane yepayipi yomugqa) | ||
| I-API 5L PSL1 / PSL2 | GR.B, X42, X52, X60, X65, X70 | Ukudluliswa kukawoyela negesi, amapayipi asogwini/asogwini |
| Ipayipi Lomugqa we-ASTM kanye Nepayipi Lokwakheka | ||
| I-ASTM A53 (Imininingwane yepayipi, insimbi, emnyama neshisayo, embozwe nge-zinc, ehlanganisiwe futhi engenamthungo) | GR.A, GR.B | Amanzi, igesi, umusi, umoya, izinhlelo zokusebenza zesakhiwo |
| I-ASTM A135 (Imininingwane Yepayipi Lensimbi Elihlanganisiwe Elimelana Nokumelana Nogesi) | GR.A, GR.B | Izinsizakalo zamanzi, igesi, umusi, izindawo zokuhluza |
| I-ASTM A252 (Imininingwane Yamaphayiphi Ensimbi Ahlanganisiwe Nangenamthungo) | GR.1, GR.2, GR.3 | Ukufakwa kwesisekelo, ukufakwa kwesisekelo sasolwandle, isisekelo sebhuloho |
| I-ASTM A500 (Imininingwane Yepayipi Lesakhiwo Lensimbi Yekhabhoni Ebunjwe Ngobumba Obuhlanganisiwe Nobungenamthungo) | GR.A, GR.B, GR.C | Amapayipi esakhiwo, ozimele besakhiwo, amabhuloho |
| I-ASTM A501 (Imininingwane Yeshubhu Yesakhiwo Sensimbi Yekhabhoni Ebunjwe Ngokushiswa Nokungenamthungo) | GR.A, GR.B | Izicelo zesakhiwo ezisindayo, amakholomu, ama-trusses |
| I-ASTM Boiler kanye ne-Heat Exchanger (ERW) | ||
| I-ASTM A178 (Imininingwane Yezinsimbi Ze-Carbon Steel Ezihlanganisiwe Ezimelana Nogesi kanye Namashubhu Ebhoyila Ensimbi Ehlanganisiwe Ene-Carbon-Manganese) | Ibanga A, C, D | Amashubhu ebhoyila, amashubhu e-superheater |
| I-ASTM A214 (Imininingwane ye-Carbon Steel Heat Exchanger kanye nama-Condenser Tubes ahambisana nokumelana nogesi) | — | Izishintshi zokushisa, ama-condensers |
| I-ASTM A250 (Imininingwane ye-Ferritic Alloy Steel Boiler kanye nama-Superheater Tubes ahambisana nokumelana nogesi) | T1, T2, T5, T9, T11, T22 | Ibhoyila yokushisa okuphezulu kanye ne-superheater |
| I-ASTM A334 (Imininingwane yamashubhu e-Carbon ne-Alloy Steel angenamthungo futhi ashiselwe esevisi yokushisa okuphansi) | GR.1, GR.3, GR.6 | Isevisi yokushisa okuphansi, i-cryogenic |
| Amazinga e-EN / DIN / BS | ||
| I-EN 10217-1 (Amapayipi ensimbi ahlanganisiwe ngenhloso yokucindezela - Amapayipi ensimbi angewona ahlanganisiwe anezakhiwo ezithile zokushisa kwegumbi) | P235TR1, P265TR1 | Imikhumbi yokucindezela, ama-drum e-boiler, amapayipi okucindezela okuphezulu |
| I-EN 10217-2 (Amashubhu ensimbi ahlanganisiwe ngenhloso yokucindezela - Amashubhu ensimbi angewona a-alloy kanye ne-alloy anezakhiwo ezithile zokushisa eziphakeme) | P235GH, P265GH, P295GH, P355GH | Izinga lokushisa eliphakeme, amashubhu ebhoyila, ama-heat exchanger |
| I-EN 10219-1 (Izingxenye zensimbi ezimboziwe ezihlanganisiwe ezakhiwe ngokubandayo ngenhloso yokwakha) | S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, S355K2H | Izicelo zesakhiwo, ukwakhiwa kwezakhiwo, amabhuloho |
| I-EN 10210 (Izingxenye ezingenalutho ezakhiweni eziqediwe ezishisayo zensimbi ezingezona i-alloy kanye nezinsimbi ezincane) | S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, S355K2H S420MH, S460MH | Izingxenye ezingenalutho/ezinezimbobo ezishisiwe ezakhiwe ngokushisa ngenhloso yokwakha, ukwakhiwa kwezakhiwo, amabhuloho |
| I-EN 10025-2 (Imikhiqizo egoqekile eshisayo yezinsimbi zesakhiwo - Izinsimbi zesakhiwo ezingezona i-alloy) | S235JR, S275JR, S355JR, | Umsebenzi wensimbi ojwayelekile wesakhiwo, ubunjiniyela bomphakathi |
| I-EN 10255 (Amashubhu ensimbi angewona a-alloy afanelekela ukushisela kanye nokufaka intambo) | S195T, S235JRTH | Amanzi, igesi, indle, izinhlelo zamapayipi anezintambo |
| EN 10305-2 (Amapayipi ensimbi okusetshenziswa ngokunemba - Amapayipi adonswayo abandayo ahlanganisiwe) | E215, E235, E355 | Izinhlelo zokusebenza ezinembile, amasilinda e-hydraulic |
| I-BS 1387 (Imininingwane yamashubhu ensimbi anezikulufo nama-socket) | Isigaba A, B, C | Amanzi, igesi, umusi, i-scaffolding, ipayipi elinezintambo |
| I-DIN 2458 (Amashubhu ensimbi ahlanganisiwe kanye nokufakwa - Izimo ezijwayelekile zokulethwa kobuchwepheshe) | St37.0, St44.0, St52.0 | Amashubhu ensimbi ahlanganisiwe ajwayelekile, izinhlelo zokusebenza zesakhiwo |
| Izindinganiso ze-ISO kanye nezinye | ||
| I-ISO 3183 (Imboni ye-Petroleum negesi yemvelo - Ipayipi lensimbi lezinhlelo zokuthutha amapayipi) | L245, L290, L360, L415 | Amapayipi kawoyela negesi (okulingana ne-ISO ye-API 5L) |
| ISO 65 (Amapayipi ensimbi amanzi, igesi kanye nendle - Amapayipi anentambo) | Okuphakathi, Okunzima | Amanzi, igesi, indle, ipayipi elinezintambo |
| I-CSA G40.21 (Insimbi yekhwalithi yesakhiwo - indinganiso yaseCanada) | 44W, 50W | Izicelo zesakhiwo (eCanada) |
| AS 1163 (Izingxenye zensimbi ezakhiwe ngesakhiwo - indinganiso yase-Australia) | C250, C350, C450 | Izingxenye ezingenalutho ezakhiweni (e-Australia) |
| I-GOST 10706 (Amapayipi ensimbi ahlanganisiwe amapayipi nezakhiwo - indinganiso yaseRussia) | USt20, USt35, USt45 | Amapayipi, ukusetshenziswa kwesakhiwo (eRussia) |
Ukusetshenziswa:Ukudluliswa kukawoyela negesi, amanzi kanye nendle, amaphrojekthi ezakhiwo, i-scaffolding, isisekelo sokufaka inqwaba, uketshezi olunomfutho ophezulu, ukucubungula amakhemikhali, ukukhiqizwa kwamandla, ukwakhiwa, ubunjiniyela basolwandle, amashubhu ebhoyila, ama-heat exchanger, ama-superheater, ama-condenser, isevisi yokushisa okuphansi, ukusetshenziswa okunembile, amasilinda e-hydraulic, izinhlelo zamapayipi anezintambo
6. Inqubo Yokukhiqiza - Ipayipi Lensimbi le-ERW / HFW
Ukuhlolwa Kwezinto Ezingavuthiwe:Amakhoyili ensimbi angenayo aqinisekiswa ngokwakheka kwamakhemikhali, izakhiwo zemishini, kanye nekhwalithi yobuso. Ikhoyili ngayinye inikezwa inombolo yokushisa ehlukile ukuze kulandeleke ngokugcwele.
Ukuvula Nokulinganisa:Amakhoyili ayavulwa futhi alinganiswe ukuze kufezwe umcu futhi kususwe isethi yekhoyili, okuqinisekisa ukuthi i-flat iyafana ukuze kwakhiwe ngendlela efanayo.
Ukusikwa Nokunqunywa Kwemiphetho:Zombili izinqe zomucu zigaywa ukuze kube nokubekezelelana okuqondile kobubanzi (± 0.5mm), okudala indawo ehlanzekile, ehambisanayo yokwakheka kwe-weld esezingeni eliphezulu.
Ukwakheka Komkhuhlane:Umcu olinganisiwe udlula ekwakheni imiqulu ebumba kancane kancane umcu oyisicaba ube yigobolondo leshubhu elivulekile eliyindilinga.
Ukushisela Okuvame Kakhulu (HFW/ERW):Ugesi ovamise kakhulu (200-500 kHz) ufudumeza imiphetho yokuhlangana ekushiseni okuqinile (1,350-1,500°C). Ama-roll okucindezela acindezela imiphetho efudumele ndawonye, adale ukushiswa okuhlanganisiwe ngaphandle kwezinto zokugcwalisa.
Ukususwa Kobuhlalu Bokushisela:Ukukhanya kwangaphakathi nangaphandle kususwa ngama-carbide scarfing blades lapho kushisa, okukhiqiza indawo ebushelelezi enokuqina okuncane kokushiselwa.
Usayizi:Ishubhu elihlanganisiwe lidlula kuma-roll osayizi ukuze kufezwe ukubekezelelana kwe-OD okunembile (± 0.5% kuya ku-± 1.0%). Ama-roll engeziwe akhiqiza izimo zesikwele/ezingunxande uma kudingeka.
Ukwelashwa Kokushisa (Ongakukhetha):Ukulungisa ku-890-930°C kungasetshenziswa ukuze kuthuthukiswe ukuguquguquka noma ukukhululeka ekucindezelekeni, okukhiqiza isakhiwo esincane se-ferrite-pearlite esifanayo.
Ukusika Kuze Kube Bude:Ipayipi lisikwa ngobude obucacisiwe kusetshenziswa amasoso asikiwe andizayo ngokulawula okunembile (±3mm).
Ukuhlolwa Okungonakalisi:
●Ukuhlolwa kwe-Ultrasonic (UT):Ukuhlolwa okungu-100% komthungo we-weld kanye nomzimba wepayipi ukuze kutholakale ama-lamination, izinto ezifakiwe, kanye nokuntuleka kokuhlanganiswa.
●Ukuhlolwa Kwamanje kwe-Eddy (ET):Ukuhlolwa kwekhwalithi yokushisela okuqhubekayo ku-inthanethi.
● Ukuhlolwa Kwamanzi:Ipayipi ngalinye lihlolwe ku-95% we-SMYS okungenani imizuzwana eyi-10.
Ukuqeda Ukuqeda:Iziphetho ezingenalutho, iziphetho ezigobile (30°-35° ezinokufika okungu-1.6mm), noma iziphetho ezinentambo ngokwezidingo zekhasimende.
Ukuhlolwa Kokugcina Nokumaka:Ukuhlolwa okubonakalayo, ukuqinisekiswa kobukhulu (OD, WT, ubude, ukuqondile), kanye nokumaka okuhlala njalo ngokwezinga elijwayelekile (ibanga, usayizi, inombolo yokushisa, umenzi).
7. Izinqubo Zokulawula Ikhwalithi Nokuhlola
| Isiteji | Indlela Yokuhlola | Inhloso |
| Impahla eluhlaza | Ukuhlaziywa Kwamakhemikhali (i-OES Spectrometer) | Qinisekisa ukuhambisana nemikhawulo yokwakheka kwe-API 5L |
| Impahla eluhlaza | Ukuhlolwa Kokunamathela | Qinisekisa ukuvunwa, amandla okudonsa, ukunwebeka |
| Kusenqubo | Ukuhlolwa Kobukhulu (Ama-Micrometer, Ama-Caliper) | I-Monitor OD, WT ngesikhathi sokwakha nokulinganisa |
| Indawo Yokushisela | Ukuhlolwa kwe-Ultrasonic (UT) - Ku-inthanethi | Thola ukungaqhubeki kokushisela, ukuntuleka kokuhlanganiswa |
| Indawo Yokushisela | Ukuhlolwa Kwamanje kwe-Eddy (ET) - Ku-inthanethi | Ukuqapha ikhwalithi yomthungo wokushisela okuqhubekayo |
| Indawo Yokushisela | Ukuhlolwa Okukhulu Komthungo Wokushisela | Qinisekisa ukungena kwe-weld kanye ne-geometry ye-fusion |
| Ipayipi Eliqediwe | Ukuhlolwa kwe-Hydrostatic (imizuzwana eyi-10 ku-95% SMYS) | Qinisekisa ubuqotho bengcindezi kanye nokuqina kokuvuza |
| Ipayipi Eliqediwe | Ukuhlolwa kwe-Ultrasonic (UT) - Okungaxhunyiwe ku-inthanethi (Ongakukhetha) | Ukuhlolwa kwe-laminar yomzimba wonke |
| Ipayipi Eliqediwe | Ukuhlolwa Kwezinhlayiya ZikaMagnetic (MPI) | Ukutholwa kokuqhekeka komphezulu (ukushintshwa kanye ne-HAZ) |
| Ipayipi Eliqediwe | Ukuhlolwa Komthelela we-Charpy V-Notch | Qinisekisa ukuqina kokushisa okuphansi (PSL2) |
| Ipayipi Eliqediwe | Ukuhlolwa Kokuqina (HRC / HV10) | Qinisekisa imikhawulo yokuqina okuphezulu (insizakalo emuncu) |
| Ipayipi Eliqediwe | Ukuhlolwa Kokugoba Okuqondiswayo (Ubuso Nomsuka) | Qinisekisa ukuqina nokuzwakala kwe-weld |
| Ipayipi Eliqediwe | Ukuhlolwa Kokuthamba | Qinisekisa ukuqina kanye nomsindo womzimba wepayipi |
| Ipayipi Eliqediwe | Ukuhlolwa Okubonakalayo Nokubonakalayo | Qinisekisa i-OD, i-WT, ubude, ukuqondile, ikhwalithi yomphezulu |
| Ipayipi Eliqediwe | Ukuqinisekiswa Kokumaka | Qinisekisa ukumaka okuhlala njalo nge-API ngayinye engu-5L |
Ukuhlolwa okwengeziwe kwe-PSL2 / Isevisi Enosawoti:
● Ukuhlolwa kwe-HIC (Hydrogen Induced Cracking) ngokwe-NACE TM0284
● Ukuhlolwa kwe-SSC (Sulfide Stress Cracking) ngokwe-NACE TM0177 Indlela A
● Ukuhlolwa Komthelela we-CVN ku--10°C, -20°C, noma -46°C
● Ukuqinisekiswa Kokuqina (≤ 22 HRC / ≤ 248 HV10 yokumelana ne-HIC)
Imibhalo Esezingeni:
● Isitifiketi Sokuhlolwa Komshini ngokwe-EN 10204 Uhlobo 2.2, 3.1, noma 3.2
● Umbiko Wokuhlolwa Kwamanzi (ipayipi ngalinye)
● Umbiko Wokuhlolwa kwe-UT / ET
● Ukulandelela kusuka enombolweni yokushisa kuya epayipini eliqediwe
8. Izicelo Eziyinhloko Ipayipi Lensimbi ye-ERW
Amapayipi e-ERW ayizingxenye ezibalulekile ekudlulisweni kukawoyela negesi kanye nezicelo ezahlukahlukene zezimboni:
Ukudluliswa Kwamafutha Negesi:Amapayipi ahamba ibanga elide ogwini nasogwini lolwandle ukuze kusetshenziswe uwoyela ongahluziwe, igesi yemvelo, kanye nemikhiqizo kaphethiloli ecolisisiwe.
Ukuthuthwa Koketshezi Olunomfutho Ophakeme:Imigqa yokujova amanzi, izinhlelo zokulahla amanzi ezikhiqizwe, kanye nokudluliselwa koketshezi olunomfutho ophezulu ezindaweni zikawoyela nasezindaweni zokucubungula.
Amaphrojekthi Ombhobho Wasogwini:Imigqa yokuqoqana enqamula izwe, imigqa ye-trunk, kanye namapayipi okusabalalisa ezindaweni zikawoyela negesi.
Izinhlelo Zokuphayiphiza Kwasogwini:Imizila yokugeleza kwamanzi angaphansi kolwandle, izikhuphuli, kanye namapayipi okuthumela kwamanye amazwe amapulatifomu angaphandle kolwandle kanye nokuqedwa kwamanzi angaphansi kolwandle (nge-PSL2 kanye nezinketho zesevisi emuncu).
Izindawo Zesevisi Ezingacacile:Amapayipi aphatha igesi emanzi emuncu (equkethe i-H₂S) adinga i-PSL2 enezidingo ezengeziwe kufaka phakathi ukumelana ne-HIC kanye ne-SSC ngokwezindinganiso ze-NACE.
Ukudluliselwa Kwamanzi:Amapayipi okuphakelwa kwamanzi anobubanzi obukhulu, izinhlelo zokunisela, kanye nokudluliselwa kwamanzi angavuthiwe okusetshenziswa komasipala kanye nezimboni.
Ukwelashwa Kwendle Namanzi Angcolile:Imigqa yokukhipha ukungcola, amapayipi okulungisa indle, kanye nezinhlelo zokuphatha udaka.
Izicelo Zesakhiwo Sezimboni:Ama-rack amapayipi, izisekelo, izinsimbi zokusekela, kanye nezingxenye zesakhiwo ezindaweni zokuhluza, izitshalo ze-petrochemical, kanye nezakhiwo zezimboni.
Izindawo Zokucubungula Uwoyela Negesi:Imigqa yokugeleza, izihloko, ama-manifold, kanye namapayipi axhumanisayo ezitshalweni zokucubungula kanye neziteshi ze-compressor.
Amapayipi e-EPC kanye nezitshalo:Amapayipi okucubungula kanye nokusetshenziswa ezindaweni zokuhluza, iziteshi zokucubungula igesi, izakhiwo zamakhemikhali, kanye nezindawo zokukhiqiza ugesi.
9. Ukupakisha Nokuthumela
Amapayipi e-ERW ayapakishwa futhi athunyelwe ngokucophelela okukhulu ukuqinisekisa ukuvikeleka kwawo ngesikhathi sokuthutha. Nansi incazelo yenqubo yokupakisha nokuthumela:
Ukupakisha:
Isivikelo Esivikelayo:Ngaphambi kokupakisha, amapayipi angambozwa ngesendlalelo esincane samafutha alwa nokugqwala noma i-varnish evikelayo ukuvimbela ukugqwala kwendawo kanye nokubola ngesikhathi sokugcina nokuthutha. Ukuphela okungenalutho nakho kuyatholakala ukuze kufakwe ukugqokwa ngokushesha lapho uya khona.
Ukuhlanganisa:Amapayipi anobukhulu obufanayo kanye nemininingwane efanayo ahlanganiswa ngokucophelela ndawonye ngamaqoqo ayisithupha noma angunxande. Aqiniswa kusetshenziswa amabhande ensimbi (ngokuvamile amabhande angu-3-5 ngeqoqo ngalinye) ukuvimbela ukunyakaza ngaphakathi kweqoqo.
Ama-Caps Okugcina:Izivalo zepulasitiki (PE noma PP) zifakwa kuzo zombili izinhlangothi zepayipi ngalinye ukuvikela izinhlangothi ezigobile, izinhlangothi ezicacile, kanye nokuxhumeka okunezintambo ekulimaleni kokushayisana, ukungena kwemfucuza kanye nomswakama.
Ukupheda kanye Nokugudla:Kuma-oda okuthumela ngaphandle asezingeni eliphezulu, izinto zokunamathisela ezifana nezindandatho ze-foam noma imichilo yerabha zingasetshenziswa phakathi kwezingqimba zamapayipi ukuvimbela ukuguguleka kanye nomonakalo wokumboza ngesikhathi sokuphathwa.
Amabhokisi noma Amakesi Okhuni:Kumapayipi anezindonga ezincane, amapayipi anembile, noma ama-oda okugqoka aphezulu, amapayipi angapakishwa emabhokisini okhuni aqinile noma emabhokisini e-plywood ukuze ahlinzeke ngesivikelo esithuthukisiwe emandleni angaphandle kanye nokuphathwa kabi.
Ukuthunyelwa:
Indlela Yokuhamba:Amapayipi athunyelwa ngemikhumbi yeziqukathi (20ft/40ft), imithwalo emikhulu, noma imithwalo yesitimela kuye ngokuthi uya kuphi, ubukhulu, kanye nokuphuthuma. Imithwalo yendiza iyatholakala ukuze ithunyelwe ngesampula noma ngesikhathi esibalulekile.
Ukufakwa kweziqukathi:Ama-oda amancane kuya kwaphakathi alayishwe ezitsheni zokuthumela ezijwayelekile, evikela imithwalo esimweni sezulu, umswakama, kanye nokungcola kwangaphandle ngesikhathi sokuhamba.
Ukulayisha Imikhumbi Emikhulu:Ama-oda amakhulu (ngokuvamile angaphezu kwamathani angu-200) alayishwa ngqo ezithwalweni ezinkulu. Imishayo yokuphakamisa kanye nemigoqo yokusakaza ivimbela umonakalo; ukusika nokubopha imithwalo evikelekile ekunyakazeni kolwandle.
Ukulebula kanye Nemibhalo:Iphakheji ngayinye ilebula ngokucacile ngebanga, izinga elijwayelekile, ubukhulu, inombolo yokushisa, kanye nemiyalelo yokuphatha. Imibhalo ephelele (i-invoyisi yezentengiselwano, uhlu lokupakisha, i-bill of lading, isitifiketi semvelaphi, izitifiketi zokuhlolwa kwemishini) ilungiselelwe ukusulwa kwempahla kalula.
Ukubopha Okuphephile:Izinqwaba eziboshwe ngezintambo zensimbi, izikhwama zomquba, noma izinsimbi zokubopha ukhuni ukuvimbela ukugudluka, ukugingqika, noma ukulimala ngesikhathi sokuhamba.
Ukulandelela kanye Nomshuwalense:Izinombolo zokulandelela izitsha zinikeziwe ukuze kuqashwe ngesikhathi sangempela. Umshuwalense wempahla yasemanzini (Yonke Ingozi noma Ngokwesilinganiso) uyatholakala uma uceliwe.
Ngamafuphi, i-Womic Steel iqinisekisa ukuthi wonke amapayipi e-ERW Steel apakishwa ngezinyathelo zokuvikela ezihamba phambili embonini futhi athunyelwa ngezindlela zokuthutha ezinokwethenjelwa ukuze afike lapho eya khona esesimweni esihle kakhulu. Izinqubo ezifanele zokupakisha nokuthumela zibalulekile ekulondolozeni ubuqotho kanye nekhwalithi yemikhiqizo ethunyelwe.
10. Izinzuzo ze-Womic Steel kanye ne-FAQ
Kungani Kufanele Usebenzisane Ne-Womic Steel?
Isitolo Esinendawo Yonke:Ububanzi obuphelele kusukela kumapayipi e-API 5L ERW kuya kokufakwa kwamapayipi e-OEM afanayo (Ama-Elbows, Ama-Tees, Ama-Reducers, Ama-Flanges, Ama-Caps) ngamamaki ezinto ezihambisanayo, kufaka phakathi insimbi yekhabhoni, insimbi ye-alloy, kanye nensimbi engagqwali.
Ukuthobela Umthetho Kwezobuchwepheshe:Izitifiketi Zokuhlolwa Okugcwele Kwesigayo (EN 10204 Uhlobo 2.2, 3.1, noma 3.2) zinikezwa nakho konke ukuthunyelwa, zichaza ukwakheka kwamakhemikhali okuqondile, imiphumela yokuhlolwa kwemishini, kanye nemibiko yokuhlolwa engonakalisi.
Izinsizakalo Ezenezelwe Inani:Ukuhlobisa iziphetho (30°-35°), ukufaka intambo nokuxhumanisa, ukufakwa kwezivalo zepulasitiki, kanye nokugqoka okulwa nokugqwala (FBE, 3LPE, 3LPP, Epoxy, Galvanizing) kuyatholakala ngaphakathi noma ngezikhungo zomlingani ofanelekayo.
Ukuncintisana Kwezokuthutha:Ubambiswano oluhlelekile nabathengisi bezimpahla emhlabeni wonke luqinisekisa ukulayishwa kahle kweziqukathi (ukwandisa inani ngesiqukathi ngasinye) kanye nokuthunyelwa komhlaba wonke okungabizi kakhulu ngezikhathi zokuhamba ezithembekile.
Isitokwe kanye nokutholakala kwaso:Isitoko esikhulu sosayizi abajwayelekile be-API 5L X52 (2"-24" OD, Ishejuli 10-80) siqinisekisa izikhathi ezimfushane zokuhola kanye nokuphendula okusheshayo ezidingweni zephrojekthi eziphuthumayo. Osayizi abangokwezifiso bakhiqizwa ngokufunwa ngesikhathi esijwayelekile sokuhola sezinsuku ezingu-30-45.
Amandla Esevisi E-Sour:Amandla aphelele okuhlinzeka ngamapayipi e-PSL2 ngokuhlolwa kwe-HIC kanye ne-SSC ngokwezindinganiso ze-NACE zokusetshenziswa kwegesi emuncu. Ukuqina kulawulwa ku-≤ 248 HV10 / ≤ 22 HRC.
Khetha i-Womic Steel Group njengomlingani wakho othembekile wamapayipi ensimbi e-API 5L X52 ERW asezingeni eliphezulu kanye nokusebenza kahle kokulethwa. Siyakwamukela ukubuza!
Iwebhusayithi: www.womicsteel.com
I-imeyili: sales@womicsteel.com
Ucingo/I-WhatsApp/I-WeChat:
UVictor: +86-15575100681
UJack: +86-18390957568
Imibuzo Evame Ukubuzwa (Imibuzo Evame Ukubuzwa)
U: Uyini umehluko phakathi kwe-ASTM A178 GR.A, GR.C, kanye ne-GR.D?
A: I-GR.A inekhabhoni ephansi kakhulu (0.10% max) kanye namandla (330 MPa) - ukwakheka okuhle kakhulu kokugoba. I-GR.C inekhabhoni ephezulu (0.18% max) kanye namandla (415 MPa) - esetshenziswa kakhulu. I-GR.D inekhabhoni ephezulu kakhulu (0.27% max) kanye namandla (415 MPa enesivuno esiphezulu) - ekusetshenzisweni komfutho ophezulu.
U: Uyini umehluko phakathi kwamashubhu ebhoyila e-ASTM A178 (ashiselwe) kanye ne-ASTM A179 (angenamthungo)?
A: I-A178 ishibilika ngokumelana nogesi (ERW) - ingabizi kakhulu, ifaneleka kakhulu ekusetshenzisweni kwebhoyila okuningi. I-A179 idonswa kalula ebanda - uma icindezelwa kakhulu noma lapho umthungo wokushibilika ungavunyelwe. Zombili zivamile kusevisi yebhoyila kanye ne-heat exchanger.
Q: Yiziphi izivivinyo ezidingekayo kumashubhu ebhoyila e-ASTM A178?
A: Ukuhlolwa kwe-hydrostatic (ithubhu ngayinye), ukuhlolwa kokuthamba, ukuhlolwa kokuvutha, kanye nokuhlolwa kokucindezeleka okuphambene noma okude. I-NDT (UT noma i-ET) ingachazwa yikhasimende. I-Womic Steel yenza zonke izivivinyo ezidingekayo ngokwe-ASTM A178.
Q: Ingabe i-A178 GR.A ingasetshenziswa kumashubhu e-superheater?
A: Yebo, kodwa kunqunyelwe emazingeni okushisa aphakathi nendawo. Ukuze uthole isevisi ye-superheater ephezulu, kunconywa i-GR.C noma i-GR.D. I-GR.A ilungele kakhulu amapayipi amanzi ebhoyila anezinga lokushisa eliphansi kanye namapayipi e-economizer.
Q: Lingakanani izinga lokushisa eliphezulu lokusebenza le-A178 GR.A?
A: Ngokuvamile kufika ku-400°C (750°F) ukuze kuhlinzekwe njalo. Ukuze uthole amazinga okushisa aphezulu, cabanga nge-GR.C noma amazinga e-alloy afana ne-A213 T11 noma i-T22. Bheka ikhodi yokuklama ukuze uthole imikhawulo ethile yokushisa.
U: Iyini i-flaring test futhi kungani ibalulekile?
A: Ukuhlolwa kokuvutha kwandisa ukuphela kwethubhu kusetshenziswa i-mandrel enciphile kuze kube yiphesenti elithile (ngokuvamile 15-30%). Kuqinisekisa ukuqina kanye nokuhlala kahle kwethubhu, kuqinisekisa ukuthi akukho ukuqhekeka ngesikhathi sokufakwa kwethubhu lokunwetshwa kwebhoyila.
U: Ungakwazi yini ukuhlola amashubhu e-A178 GR.A kubantu besithathu?
A: Yebo. Ukuhlolwa yi-SGS, BV, TÜV, ABS, DNV, LR kuyatholakala. Izitifiketi ezingu-3.2 zinikezwa uma ziceliwe. Ubufakazi bokuhlolwa kwe-hydrostatic, ukuhlolwa kwe-flaring, kanye nokuhlolwa kwe-flatting kuyatholakala.
Q: Singakanani isikhathi esijwayelekile sokuhola samashubhu e-ASTM A178 GR.A?
A: Osayizi besitoko: izinsuku eziyi-15-25. Osayizi abangokwezifiso: izinsuku ezingama-30-45. Ukuhlolwa komuntu wesithathu kunezela izinsuku ezi-5-10. Ama-oda asheshayo ayatholakala ngamanani amancane.
U: Yimiphi imibhalo oyinikezayo?
A: Isitifiketi Sokuhlolwa Komshini Wokugaya (EN 10204 Uhlobo 3.1), umbiko wokuhlolwa kwe-hydrostatic, umbiko wokuhlolwa kokuvutha/ukuthamba, umbiko wobukhulu, uhlu lokupakisha, i-invoyisi, i-bill of lading.
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