1. Womic Steel: Mphamvu Zopangira ndi Mphamvu za Kampani
Womic Steel Group ndi kampani yopanga zinthu zapamwamba komanso yotumiza kunja padziko lonse lapansi yokhala ndi zaka zoposa 20 zaukadaulo popanga zinthu zopangidwa ndi kaboni, aloyi, ndi zitsulo zosapanga dzimbiri. Malo athu opangira mapaipi a ERW apamwamba kwambiri ali ndi mphamvu yopangira zinthu zopitilira matani 15,000 pamwezi za mapaipi achitsulo olumikizidwa ndi mphamvu zamagetsi.
Kukula kwa Kupanga kwa EN 10219 S235JRH ERW Pipe:M'mimba mwake wakunja kuyambira 21.3mm mpaka 610mm (1/2 inchi mpaka 24 inchi) ndi makulidwe a khoma kuyambira 1.5mm mpaka 16.0mm. Imapezeka mu mawonekedwe ozungulira, a sikweya, ndi amakona anayi. Kutalika kwa 6m imodzi, kutalika kwa 12m kawiri, kapena kutalika kosinthidwa ngati pakufunika.
Zitsimikizo Zaubwino & Kutsatira Malamulo:
ISO 9001:2015 Satifiketi:Dongosolo loyang'anira khalidwe labwino likuwonetsetsa kuti zinthu zonse zikuyenda bwino nthawi zonse.
Chizindikiro cha CE (EN 10219):Kutsatira kwathunthu muyezo wa EN 10219 wa zigawo zozungulira zopangidwa ndi thonje lofewa. Kulemba chizindikiro cha CE ndi Chidziwitso cha Kuchita Bwino (DoP) kunapereka mwayi wovomerezeka pamsika wa ku Europe.
Chitsimikizo cha EN 10204 3.2:Satifiketi Yoyendera 3.2 yovomerezedwa ndi TÜV, LR, BV, kapena SGS pa ntchito zofunika kwambiri zomwe zimafuna kutsatiridwa kwathunthu.
Kuvomerezedwa kwa Kuyang'anira kwa Gulu Lachitatu (TPI):Zogulitsa ndi njira zovomerezeka ndi SGS, BV, ABS, LR, DNV, GL, ndi TÜV.
Zitsimikizo Zowonjezera:ISO 14001, ISO 45001 imapezeka ngati mupempha.
Kuzindikirika Padziko Lonse:Womic Steel ndi kampani yodalirika yopereka makontrakitala a EPC padziko lonse lapansi, makampani omanga, ndi makampani opanga mainjiniya, omwe akutumikira mayiko opitilira 80 padziko lonse lapansi.
2. EN 10219 S235JRH ERW Chitoliro chachitsulo: Kapangidwe ka zinthu ndi makhalidwe a ntchito
EN 10219 S235JRH ndi gawo lokhala ndi dzenje lopangidwa ndi chitsulo chosapanga dzimbiri. "S" ikutanthauza chitsulo chopangidwa ndi chitsulo, "235" ikutanthauza mphamvu yocheperako ya 235 MPa, "JR" imafotokoza za kuyesa kwa Charpy kutentha kwa chipinda (20°C, 27J osachepera), ndipo "H" imasonyeza gawo lokhala ndi dzenje (lokhala ndi dzenje lopangidwa ndi dzimbiri).
S235JRH ndiye kalasi yotsika mtengo kwambiri yokhala ndi gawo lopanda kanthu, yomwe imapereka mphamvu zokwanira pa ntchito zonse zomangira zomwe zimakhala ndi kuthekera kolumikizana bwino komanso kupangika bwino. Poyerekeza ndi magiredi apamwamba monga S355JRH, S235JRH ndi yotsika mtengo kwambiri pa ntchito zopepuka mpaka zapakati pomwe mphamvu yayikulu sikufunika.
EN 10219 S235JRH ERW Chitoliro cha Chitoliro cha Mapaipi (Kusanthula kwa Chidebe, % ndi kulemera):
| Chinthu | C max | Si max | Mn max | P max | S max | N payokha |
| S235JRH | 0.17 | 0.35 | 1.40 | 0.030 | 0.030 | 0.012 |
Chidziwitso: Kukonza tirigu wabwinobwino kumagwiritsidwa ntchito (Al ≥ 0.015% kapena zinthu zina zoyeretsera tirigu). Kuchuluka kwa mpweya wochepa kumatsimikizira kusunthika bwino popanda kutentha.
EN 10219 S235JRH ERW Chitoliro cha Chitsulo Katundu wa Makina (Kutentha kwa Chipinda):
| Kukhuthala kwa Khoma (mm) | Mphamvu Yopereka (mphindi) | Kulimba kwamakokedwe | Kutalika (mphindi) |
| t ≤ 16mm | 235 MPa | 340-470 MPa | 20% |
| 16mm < t ≤ 40mm | 225 MPa | 340-470 MPa | 20% |
| 40mm < t ≤ 80mm | 215 MPa | 340-470 MPa | 19% |
EN 10219 S235JRH ERW Katundu Wokhudza Mapaipi Achitsulo (Charpy V-Notch):
| Giredi | Kutentha kwa Mayeso | Mphamvu Yapakati (mphindi) | Mphamvu ya Munthu Payekha (mphindi) |
| S235JRH | 20°C (Kutentha kwa chipinda) | Ma Joule 27 | Ma Joule 20 |
*Dziwani: JR rating imapereka kukana kutentha kwa chipinda. Pakugwiritsa ntchito kutentha kochepa (0°C kapena -20°C), S235J0H kapena S235J2H iyenera kufotokozedwa.*
3. EN 10219 S235JRH ERW Chitoliro cha Chitoliro cha Magawo ndi Kutsatira Miyezo
Womic Steel imapereka mapaipi a EN 10219 S235JRH ERW pamitundu yosiyanasiyana, mogwirizana ndi miyezo ya EN 10219-1:2006 ndi EN 10219-2:2006.
| Chinthu | Kufotokozera |
| Muyezo | EN 10219-1 / EN 10219-2 (Zigawo zozungulira zopangidwa ndi thovu lozizira) |
| Giredi | S235JRH (1.0039) |
| Njira Yopangira | Kuwotcherera kwa Magetsi Okana Kugwira Ntchito (ERW) / Kuwotcherera kwa Ma Frequency Ambiri (HFW) |
| Zosankha za Mawonekedwe | Zozungulira / Zapakati / Zozungulira |
| Ma OD ozungulira | 21.3mm – 610mm (1/2 inchi – 24 inchi) |
| Kukula kwa Sikweya | 25mm x 25mm – 500mm x 500mm |
| Kukula kwa Amakona anayi | 40mm x 20mm – 600mm x 400mm |
| Makulidwe a Wall | 1.5mm – 16.0mm (kutengera kukula ndi mawonekedwe) |
| Utali | 6m (SR), 12m (DR), kapena kutalika kwapadera mpaka 18m |
| Mapeto Omaliza | Mapeto Opanda Chilema (PE) / Mapeto Okhala ndi Beveled (BE) |
| Kumaliza Pamwamba | Wopanda kanthu / Wopaka mafuta / Wakuda Wokutidwa / Wopaka utoto / Wopangidwa ndi galvanized |
| Kulekerera | OD: ±1.0% / WIT: ±10% / Kutalika: +50mm -0mm |
4. Miyeso ndi Mafotokozedwe Omwe Akupezeka - Chitoliro cha Chitsulo cha ERW
| NB | Kukula | 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 |
Dziwani: Kupezeka kwa makulidwe a khoma kumatha kusiyana kutengera kukula kwa chitoliro ndi luso lopanga. Miyeso yapadera kunja kwa mtundu uwu imapezeka mukapempha.
5. Miyezo Yofanana ya Mapaipi a Chitsulo cha ERW Yopangidwa ndi Womic Steel
| Muyezo | Magiredi Okhazikika | Ntchito Yachizolowezi |
| API 5L (Kufotokozera kwa Chitoliro cha Mzere) | ||
| API 5L PSL1 / PSL2 | GR.B, X42, X52, X60, X65, X70 | Kutumiza mafuta ndi gasi, mapaipi a m'mphepete mwa nyanja/kunja kwa nyanja |
| Chitoliro cha Mzere wa ASTM & Chitoliro Chomangira | ||
| ASTM A53 (Kufotokozera kwa Chitoliro, Chitsulo, Chakuda ndi Choviikidwa ndi Moto, Chokutidwa ndi Zinc, Cholukidwa ndi Chopanda Msoko) | GR.A, GR.B | Madzi, gasi, nthunzi, mpweya, kapangidwe kake |
| ASTM A135 (Kufotokozera kwa Chitoliro cha Chitsulo Cholimba ndi Cholimba ndi Magetsi) | GR.A, GR.B | Ntchito za madzi, gasi, nthunzi, ndi mafakitale oyeretsera |
| ASTM A252 (Kufotokozera kwa Mapaipi a Chitsulo Osenda ndi Opanda Msoko) | GR.1, GR.2, GR.3 | Kuyika maziko, kuyika m'madzi, maziko a mlatho |
| ASTM A500 (Kufotokozera kwa Machubu Opangidwa ndi Chitsulo cha Carbon Chozizira Chopangidwa ndi Wofewa komanso Chopanda Msoko) | GR.A, GR.B, GR.C | Mapaipi omangira nyumba, mafelemu omangira nyumba, milatho |
| ASTM A501 (Kufotokozera kwa Machubu Opangidwa ndi Chitsulo cha Carbon Chotentha Chopangidwa ndi Wofewa komanso Chopanda Msoko) | GR.A, GR.B | Ntchito zolemera zomangira, mizati, ma trusses |
| Chosinthira Boiler ndi Kutentha cha ASTM (ERW) | ||
| ASTM A178 (Kufotokozera kwa Chitsulo cha Carbon Cholimba ndi Cholimba ndi Machubu a Boiler a Chitsulo cha Carbon-Manganese) | Giredi A, C, D | Machubu a boiler, machubu a superheater |
| ASTM A214 (Mafotokozedwe a Chitsulo cha Carbon Chotenthetsera ndi Machubu a Condenser Osagonjetsedwa ndi Magetsi) | — | Zosinthira kutentha, zoziziritsa kutentha |
| ASTM A250 (Mafotokozedwe a Boiler ya Chitsulo cha Ferritic Alloy Chosagwira Ntchito ndi Magetsi ndi Machubu a Superheater) | T1, T2, T5, T9, T11, T22 | Boiler yotentha kwambiri komanso superheater |
| ASTM A334 (Mafotokozedwe a Machubu a Kaboni ndi Chitsulo Chopanda Msoko ndi Cholumikizidwa cha Utumiki Wotentha Kwambiri) | GR.1, GR.3, GR.6 | Utumiki wotentha pang'ono, cryogenic |
| Miyezo ya EN / DIN / BS | ||
| EN 10217-1 (Machubu achitsulo olumikizidwa ndi mphamvu - Machubu achitsulo osagwiritsidwa ntchito popanga zinthu zokhala ndi kutentha kwa chipinda) | P235TR1, P265TR1 | Ziwiya zopondereza, ma drama a boiler, mapaipi opondereza kwambiri |
| EN 10217-2 (Machubu achitsulo olumikizidwa ndi zokakamiza - Machubu achitsulo osagwiritsa ntchito alloy ndi alloy okhala ndi kutentha kokwera) | P235GH, P265GH, P295GH, P355GH | Kutentha kokwera, machubu a boiler, zosinthira kutentha |
| EN 10219-1 (Zigawo zopanda kanthu zopangidwa ndi chitsulo chosungunuka chozizira) | S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, S355K2H | Ntchito zomanga nyumba, kumanga nyumba, milatho |
| EN 10210 (Zigawo zotentha zopangidwa ndi zitsulo zopanda aloyi ndi tirigu wabwino) | S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, S355K2H S420MH, S460MH | Zigawo zotentha zopanda msoko/zowotcherera zogwiritsidwa ntchito popanga nyumba, kumanga nyumba, milatho |
| EN 10025-2 (Zopangidwa ndi zitsulo zomangidwa ndi moto - zitsulo zomangidwa ndi zosagwiritsidwa ntchito) | S235JR, S275JR, S355JR, | Ntchito zachitsulo zomangira nyumba, uinjiniya wa zomangamanga |
| EN 10255 (Machubu achitsulo osagwiritsidwa ntchito ngati alloy oyenera kuwotcherera ndi kuluka ulusi) | S195T, S235JRTH | Madzi, gasi, zimbudzi, mapaipi opangidwa ndi ulusi |
| EN 10305-2 (Machubu achitsulo ogwiritsira ntchito molondola - Machubu ozizira okokedwa ndi welded) | E215, E235, E355 | Kugwiritsa ntchito bwino kwambiri, masilinda a hydraulic |
| BS 1387 (Kufotokozera za machubu achitsulo ndi machubu opindika ndi opindika) | Kalasi A, B, C | Madzi, gasi, nthunzi, chitoliro cholumikizira, chitoliro cholumikizidwa |
| DIN 2458 (Machubu ndi zolumikizira zachitsulo zolumikizidwa - Mikhalidwe yonse yaukadaulo yotumizira) | St37.0, St44.0, St52.0 | Machubu achitsulo ambiri ovekedwa, ntchito zomangira |
| Miyezo ya ISO ndi Miyezo Ina | ||
| ISO 3183 (Mafakitale a Petroli ndi Gasi - Mapaipi achitsulo a machitidwe oyendera mapaipi) | L245, L290, L360, L415 | Mapaipi a mafuta ndi gasi (ofanana ndi ISO ya API 5L) |
| ISO 65 (Machubu achitsulo a madzi, gasi, ndi zimbudzi - Machubu opindika) | Wapakati, Wolemera | Madzi, gasi, zimbudzi, chitoliro cholumikizidwa ndi ulusi |
| CSA G40.21 (Chitsulo chapamwamba cha kapangidwe kake - muyezo waku Canada) | 44W, 50W | Ntchito zomanga nyumba (Canada) |
| AS 1163 (Zigawo zopanda dzenje zachitsulo - muyezo waku Australia) | C250, C350, C450 | Zigawo zopanda kanthu (Australia) |
| GOST 10706 (Mapaipi achitsulo olumikizidwa a mapaipi ndi nyumba - muyezo waku Russia) | St20, St35, St45 | Mapaipi, ntchito zomangira (Russia) |
Kagwiritsidwe:Kutumiza mafuta ndi gasi, madzi ndi zimbudzi, mapulojekiti omanga, kukonza ma scaffolding, maziko oyikamo zinthu, madzi othamanga kwambiri, kukonza mankhwala, kupanga magetsi, zomangamanga, uinjiniya wa m'madzi, machubu a boiler, zosinthira kutentha, ma superheater, ma condenser, ntchito yotsika kutentha, kugwiritsa ntchito molondola, masilinda a hydraulic, makina a mapaipi opangidwa ndi ulusi
6. Njira Yopangira - Chitoliro cha Chitsulo cha ERW / HFW
Kuyang'anira Zinthu Zopangira:Ma coil achitsulo omwe akubwera amatsimikiziridwa kuti ali ndi kapangidwe ka mankhwala, mawonekedwe a makina, komanso mtundu wa pamwamba. Coil iliyonse imapatsidwa nambala yapadera ya kutentha kuti itsatidwe bwino.
Kutsegula ndi Kulinganiza:Ma coil amatsegulidwa ndi kulinganizidwa kuti aphwanyike mzerewo ndikuchotsa coil yomwe yayikidwa, zomwe zimapangitsa kuti zikhale zosalala bwino kuti zipangidwe bwino.
Kupukuta ndi Kudula Mphepete:Mphepete zonse ziwiri za mzerewu zimaphwanyidwa bwino kwambiri (± 0.5mm), zomwe zimapangitsa kuti pakhale malo oyera komanso ofanana kuti pakhale chotchingira chapamwamba kwambiri.
Kupanga Kozizira:Mzere wolinganizidwa umadutsa m'mapangidwe a mipukutu yomwe pang'onopang'ono imapanga mzere wosalala kukhala chipolopolo cha chubu chotseguka chozungulira.
Kuwotcherera kwa Mafupipafupi Kwambiri (HFW/ERW):Mphamvu yamagetsi yamphamvu kwambiri (200-500 kHz) imatenthetsa m'mphepete mwa matiresi mpaka kutentha kwa forging (1,350-1,500°C). Ma roll a Finyani amakanikiza m'mphepete mwa matiresi pamodzi, ndikupanga forging weld yopanda zinthu zodzaza.
Kuchotsa Mkanda Wolukidwa:Kuwala kwamkati ndi kwakunja kumachotsedwa ndi masamba opaka makabati pamene kuli kotentha, zomwe zimapangitsa kuti pamwamba pake pakhale posalala komanso powonjezera pang'ono.
Kukula:Chubu cholumikizidwa chimadutsa m'ma roll okulirapo kuti chikhale ndi OD yolondola (± 0.5% mpaka ± 1.0%). Ma roll ena amapanga mawonekedwe a sikweya/amakona anayi ngati pakufunika.
Kutentha (Mwasankha):Kukhazikitsa kutentha pa 890-930°C kungagwiritsidwe ntchito kuti pakhale kusinthasintha kapena kuchepetsa kupsinjika, zomwe zimapangitsa kuti ferrite-pearlite microstructure ikhale yofanana.
Kudula Motalika:Chitoliro chimadulidwa kutalika koyenera pogwiritsa ntchito macheka odulira owuluka ndi njira yowongolera molondola (±3mm).
Kuyesa Kosawononga:
●Kuyesa kwa Ultrasonic (UT):Kuyang'ana 100% kwa msoko wothira ndi thupi la chitoliro kuti muwone ngati pali ma lamination, zinthu zomwe zili mkati mwake, komanso ngati palibe kusakanikirana.
●Kuyesa kwa Eddy Current (ET):Kuwunika kopitilira khalidwe la weld pa intaneti.
●Kuyesa kwa Madzi:Chitoliro chilichonse chinayesedwa mpaka 95% ya SMYS kwa masekondi osachepera 10.
Kumaliza Kumaliza:Malekezero opanda kanthu, malekezero opindika (30°-35° okhala ndi 1.6mm landing), kapena malekezero opindika malinga ndi zomwe kasitomala akufuna.
Kuyang'anira ndi Kulemba Komaliza:Kuyang'ana kooneka, kutsimikizira kwa miyeso (OD, WT, kutalika, kulunjika), ndi chizindikiro chokhazikika pa muyezo uliwonse (giredi, kukula, nambala ya kutentha, wopanga).
7. Njira Zowongolera Ubwino ndi Kuyesa
| Gawo | Njira Yowunikira | Cholinga |
| Zopangira | Kusanthula kwa Mankhwala (OES Spectrometer) | Tsimikizirani kuti mukutsatira malire a API 5L |
| Zopangira | Kuyesa Kwamphamvu | Tsimikizani kukwera, mphamvu yokoka, kutalika |
| Mukukonzekera | Kuyang'anira Miyeso (Ma Micrometer, Ma Calipers) | Monitor OD, WT panthawi yopanga ndi kukula |
| Malo Osefera | Kuyesa kwa Ultrasonic (UT) - Pa intaneti | Dziwani kusagwirizana kwa weld, kusowa kwa fusion |
| Malo Osefera | Kuyesa kwa Eddy Current (ET) - Pa intaneti | Kuwunika kopitilira kwa msoko wowotcherera |
| Malo Osefera | Kufufuza kwa Macro-Seam kwa Weld Seam | Tsimikizani kulowa kwa weld ndi fusion geometry |
| Chitoliro Chomalizidwa | Kuyesa kwa Hydrostatic (mphindi 10 pa 95% SMYS) | Tsimikizirani kulimba kwa kuthamanga kwa magazi ndi kulimba kwa kutayikira kwa madzi |
| Chitoliro Chomalizidwa | Kuyesa kwa Ultrasonic (UT) - Kulibe Intaneti (Mwasankha) | Kuyang'ana laminar ya thupi lonse |
| Chitoliro Chomalizidwa | Kuyang'anira Tinthu ta Magnetic (MPI) | Kuzindikira ming'alu pamwamba (kuwotcherera ndi HAZ) |
| Chitoliro Chomalizidwa | Mayeso a Charpy V-Notch Impact | Tsimikizani kulimba kwa kutentha kochepa (PSL2) |
| Chitoliro Chomalizidwa | Mayeso a Kuuma (HRC / HV10) | Tsimikizani malire okhwima kwambiri (ntchito yowawasa) |
| Chitoliro Chomalizidwa | Mayeso Otsogozedwa (Nkhope ndi Muzu) | Tsimikizirani kulimba kwa weld komanso kulimba kwake |
| Chitoliro Chomalizidwa | Mayeso Ophwanyika | Tsimikizirani kuti thupi la chitoliro ndi lolimba komanso lolimba |
| Chitoliro Chomalizidwa | Kuyang'anira Magawo ndi Zowoneka | Tsimikizirani OD, WT, kutalika, kulunjika, ndi khalidwe la pamwamba |
| Chitoliro Chomalizidwa | Kutsimikizira Zizindikiro | Onetsetsani kuti chizindikiro chokhazikika chili pa API 5L iliyonse |
Mayeso Owonjezera a PSL2 / Sour Service:
● Kuyesa kwa HIC (Hydrogen Induced Cracking) pa NACE TM0284
● Mayeso a SSC (Sulfide Stress Cracking) pa NACE TM0177 Njira A
● Kuyesa kwa CVN pa -10°C, -20°C, kapena -46°C
● Kutsimikizira Kulimba (≤ 22 HRC / ≤ 248 HV10 kuti ikhale yolimba ku HIC)
Zolemba Zabwino:
● Satifiketi Yoyesera ya Mill malinga ndi EN 10204 Mtundu 2.2, 3.1, kapena 3.2
● Lipoti Loyesa Madzi (paipi ndi paipi)
● Lipoti Loyang'anira UT / ET
● Kulondola kuchokera ku chiwerengero cha kutentha kupita ku chitoliro chomalizidwa
8. Mapulogalamu Oyambirira a Chitoliro cha Chitsulo cha ERW
Mapaipi a ERW ndi ofunikira kwambiri pa kutumiza mafuta ndi gasi komanso ntchito zosiyanasiyana zamafakitale:
Kutumiza Mafuta ndi Gasi:Mapaipi akutali a m'mphepete mwa nyanja ndi m'mphepete mwa nyanja opangira mafuta osakonzedwa, gasi wachilengedwe, ndi zinthu zopangidwa ndi mafuta oyeretsedwa.
Kuyendera Madzi Othamanga Kwambiri:Mizere yothira madzi, njira zotulutsira madzi zopangidwa, komanso kusamutsa madzi othamanga kwambiri m'mafakitale amafuta ndi malo opangira mafuta.
Mapulojekiti a Mapaipi Omwe Ali M'mphepete mwa Nyanja:Mizere yosonkhanitsira zinthu m'madera osiyanasiyana, mizere ya trunk, ndi mapaipi ogawa mafuta ndi gasi.
Machitidwe a Mapaipi Opita Kunja kwa Nyanja:Mayendedwe a pansi pa nyanja, zokwezera, ndi mapaipi otumizira kunja kwa mapulatifomu akunja ndi kumalizidwa kwa pansi pa nyanja (ndi PSL2 ndi njira zina zoperekera chithandizo).
Malo Ochitira Ntchito Zovuta:Mapaipi ogwiritsira ntchito mpweya wonyowa (wokhala ndi H₂S) omwe amafunikira PSL2 yokhala ndi zofunikira zina kuphatikizapo kukana kwa HIC ndi SSC motsatira miyezo ya NACE.
Kutumiza Madzi:Mapaipi operekera madzi akuluakulu, njira zothirira, ndi njira zotumizira madzi osaphika kuti agwiritsidwe ntchito m'matauni ndi m'mafakitale.
Kusamalira Madzi Otayira ndi Zinyalala:Mapaipi otulutsira madzi otayira, mapaipi oyeretsera madzi, ndi njira zoyendetsera matope.
Ntchito Zopangira Kapangidwe ka Mafakitale:Ma raki a mapaipi, zothandizira, zothandizira, ndi zida zomangira m'mafakitale oyeretsera, mafakitale a petrochemical, ndi mafakitale.
Malo Opangira Mafuta ndi Gasi:Mizere yoyendera, mitu, manifold, ndi mapaipi olumikizirana m'mafakitale opangira zinthu ndi malo oyeretsera.
Mapaipi a EPC ndi Plant:Mapaipi opangira zinthu ndi ntchito m'malo opangira mafuta, mafakitale opangira gasi, malo opangira mankhwala, ndi malo opangira magetsi.
9. Kulongedza ndi Kutumiza
Mapaipi a ERW amapakidwa ndi kutumizidwa mosamala kwambiri kuti atetezedwe panthawi yoyenda. Nayi kufotokozera kwa njira yopakira ndi kutumiza:
Kupaka:
Chophimba Choteteza:Musanapake mapaipi, mapaipi amatha kupakidwa mafuta oletsa dzimbiri kapena varnish yoteteza kuti asawonongeke pamwamba ndi kusungunuka kwa okosijeni panthawi yosungira ndi kunyamula. Mapeto opanda kanthu amapezekanso kuti agwiritsidwe ntchito nthawi yomweyo pamalo omwe mukufuna.
Kusonkhanitsa:Mapaipi ofanana kukula ndi zofunikira amamangiriridwa pamodzi mosamala m'mabatani a hexagonal kapena amakona anayi. Amamangiriridwa pogwiritsa ntchito zingwe zachitsulo (nthawi zambiri zingwe 3-5 pa mtolo uliwonse) kuti asayende mkati mwa mtolo.
Mapeto a Zipewa:Zipewa zapulasitiki (PE kapena PP) zimayikidwa kumapeto onse a chitoliro chilichonse kuti ziteteze malekezero opindika, malekezero osalala, ndi maulumikizidwe a ulusi ku kuwonongeka kwa kugundana, kulowa kwa zinyalala, ndi chinyezi.
Kuphimba ndi Kuphimba:Pa maoda apamwamba kwambiri otumizira kunja, zipangizo zomangira monga mphete za thovu kapena zingwe za rabara zingagwiritsidwe ntchito pakati pa zigawo za mapaipi kuti zisawonongeke ndi kuwonongeka kwa chophimba panthawi yogwira ntchito.
Mabokosi kapena Mabokosi a Matabwa:Pa mapaipi okhala ndi makoma ochepa, machubu olondola, kapena maoda apamwamba ophikira, mapaipi amatha kupakidwa m'mabokosi olimba amatabwa kapena m'mabokosi a plywood kuti apereke chitetezo chowonjezereka ku mphamvu zakunja ndi kugwiridwa molakwika.
Manyamulidwe:
Njira Yoyendera:Mapaipi amatumizidwa kudzera m'zombo zonyamulira (20ft/40ft), zonyamulira katundu wambiri, kapena katundu wa sitima kutengera komwe akupita, kuchuluka kwake, ndi kufunikira kwake. Kunyamula katundu wa pandege kulipo kuti kutumizidwe zitsanzo kapena nthawi yake.
Kuyika zinthu mu chidebe:Maoda ang'onoang'ono mpaka apakatikati odzazidwa m'zidebe zotumizira zokhazikika, kuteteza katundu ku nyengo, chinyezi, ndi zodetsa zakunja panthawi yoyenda.
Kukweza Chombo Chambiri:Maoda akuluakulu (nthawi zambiri okwana matani 200) amaikidwa mwachindunji m'zonyamulira katundu wolemera. Matabwa onyamulira ndi mipiringidzo yofalitsira katundu amateteza kuwonongeka; amachotsa ndi kutsekereza katundu wotetezeka kuti asayende panyanja.
Zolemba ndi Zolemba:Mtolo uliwonse wolembedwa bwino ndi giredi, muyezo, miyeso, nambala ya kutentha, ndi malangizo ogwiritsira ntchito. Zikalata zonse (invoice yamalonda, mndandanda wolongedza, bilu ya katundu, Satifiketi Yoyambira, Zikalata Zoyesera za Mill) zokonzedwa kuti zitheke mosavuta.
Kusunga Motetezeka:Mapaketi omangidwa ndi zingwe zachitsulo, matumba a dunnage, kapena zomangira matabwa kuti apewe kusuntha, kugubuduzika, kapena kuwonongeka panthawi yoyenda.
Kutsata ndi Inshuwalansi:Manambala otsatirira chidebe amaperekedwa kuti aziyang'anira nthawi yeniyeni. Inshuwaransi ya katundu wa m'madzi (Zoopsa Zonse kapena Pa avareji) imapezeka mukapempha.
Mwachidule, Womic Steel imaonetsetsa kuti mapaipi onse a ERW Steel apakidwa ndi njira zodzitetezera zotsogola m'makampani ndipo amatumizidwa pogwiritsa ntchito njira zodalirika zoyendera kuti akafike komwe akupita ali bwino. Njira zoyenera zopakira ndi kutumiza ndizofunikira kwambiri kuti zinthu zomwe zaperekedwa zisungidwe bwino komanso zabwino.
10. Ubwino ndi Mafunso Ofunsidwa Kawirikawiri pa Chitsulo cha Womic
N’chifukwa Chiyani Muyenera Kugwirizana ndi Womic Steel?
Sitolo Yogulitsira Zinthu Pamodzi:Kuchokera ku mapaipi a API 5L ERW mpaka ku zolumikizira mapaipi za OEM zofanana (Zigongono, Ma Tee, Zochepetsera, Ma Flanges, Ma Caps) mu mitundu yogwirizana ya zinthu, kuphatikiza chitsulo cha carbon, chitsulo cha alloy, ndi chitsulo chosapanga dzimbiri.
Kutsatira Malamulo a Zaukadaulo:Zikalata Zoyeserera Zonse za Mill (EN 10204 Type 2.2, 3.1, kapena 3.2) zimaperekedwa ndi kutumiza kulikonse, zomwe zimafotokoza bwino kapangidwe ka mankhwala, zotsatira za mayeso a makina, ndi malipoti oyesa osawononga.
Ntchito Zowonjezera Mtengo:Ma beveling a kumapeto (30°-35°), ulusi ndi kulumikizana, kukhazikitsa zipewa za pulasitiki, ndi chophimba choletsa dzimbiri (FBE, 3LPE, 3LPP, Epoxy, Galvanizing) zomwe zimapezeka mkati kapena kudzera m'malo oyenerera ogwirizana nawo.
Kayendetsedwe ka Zinthu Kopikisana:Mgwirizano wanzeru ndi makampani otumiza katundu padziko lonse lapansi umaonetsetsa kuti katundu wonyamula katundu m'zidebe zonse ndi wabwino (kuwonjezera kuchuluka kwa katundu pa chidebe chilichonse) komanso kutumiza katundu padziko lonse lapansi pamtengo wotsika komanso nthawi yodalirika yoyendera.
Zinthu Zosungidwa ndi Kupezeka Kwake:Kuchuluka kwa ma API 5L X52 kukula koyenera (2"-24" OD, Ndandanda 10-80) kumatsimikizira nthawi yochepa yoperekera chithandizo komanso kuyankha mwachangu ku zofunikira za polojekiti mwachangu. Ma size apadera amapangidwa pakafunika nthawi yoperekera chithandizo ya masiku 30-45.
Utumiki Wabwino Kwambiri:Mphamvu yonse yoperekera mapaipi a PSL2 okhala ndi mayeso a HIC ndi SSC motsatira miyezo ya NACE yogwiritsira ntchito mpweya wowawasa. Kulimba kumayendetsedwa mpaka ≤ 248 HV10 / ≤ 22 HRC.
Sankhani Womic Steel Group ngati mnzanu wodalirika wa mapaipi apamwamba a API 5L X52 ERW Steel ndi ntchito yabwino kwambiri yotumizira. Takulandirani kuti mufunse!
Webusaiti: www.womicsteel.com
Imelo: sales@womicsteel.com
Foni/WhatsApp/WeChat:
Victor: +86-15575100681
Jack: +86-18390957568
Mafunso Ofunsidwa Kawirikawiri (Mafunso Ofunsidwa Kawirikawiri)
Q: Kodi S235JRH imatanthauza chiyani?
A: "S" = Chitsulo chomangidwa, "235" = mphamvu yocheperako yopezera 235 MPa, "JR" = mayeso okhuza kutentha kwa chipinda (27J pa 20°C), "H" = gawo lopanda kanthu (lopangidwa mozizira). Nambala ya chitsulo ndi 1.0039.
Q: Kodi kusiyana pakati pa S235JRH ndi S275JRH ndi kotani?
A: S275JRH ili ndi mphamvu yochuluka yobereka (275 MPa vs 235 MPa) komanso mpweya wochuluka pang'ono. S235JRH ndi yotsika mtengo kwambiri pakugwiritsa ntchito mphamvu zochepa mpaka zapakati. S275JRH ndi yofunikira pa mphamvu zochepa.
Q: Ndi mawonekedwe ati omwe alipo a EN 10219 S235JRH?
A: Yozungulira (magawo ozungulira opanda kanthu - CHS), sikweya (magawo ozungulira opanda kanthu - SHS), ndi amakona anayi (magawo ozungulira opanda kanthu - RHS). OD yozungulira: 21.3-610mm. Sikweya: 25x25 mpaka 500x500mm. Yozungulira: 40x20 mpaka 600x400mm.
Q: Kodi kusiyana pakati pa EN 10219 ndi EN 10210 ndi kotani?
A: EN 10219 ndi yopangidwa ndi kuzizira (njira ya ERW) yokhala ndi kulekerera kolimba komanso kutsirizika bwino kwa pamwamba. EN 10210 ndi yotenthedwa ndi kutentha komanso yocheperako. EN 10219 ndi yotsika mtengo kwambiri pakupanga zinthu zonse.
Q: Kodi S235JRH ikhoza kulumikizidwa?
A: Inde. Kutha kusungunula bwino kwambiri chifukwa cha carbon equivalent yochepa (CEV). Sikofunikira kutentha pasadakhale kuti makulidwe a khoma akhale pansi pa 20mm pansi pa mikhalidwe yabwinobwino. Zogwiritsidwa ntchito moyenera: ER70S-6 (MIG) kapena E7018 (SMAW).
Q: Kodi kutalika kwakukulu komwe kulipo ndi kotani?
A: Kutalika kokhazikika: 6m ndi 12m. Kutalika kopangidwa mwamakonda mpaka 18m kwa mainchesi osakwana 168mm. Zigawo zazikulu ndi zamakona nthawi zambiri zimakhala ndi malire a 12m. Kutalika kwakutali kumapezeka mukapempha.
Q: Ndi zomaliza zotani zomwe zilipo?
A: Chopanda kanthu (chomwe chimalumikizidwa ndi sikelo ya mphero), chopaka mafuta (chopanda dzimbiri), chopaka utoto wakuda (lacquer), chopaka utoto (choyambira chogulitsira), chopaka utoto wotentha (chopaka utoto wa zinc), kapena chopakidwa utoto. Kupaka utoto molingana ndi EN ISO 1461 ndikofala pa ntchito zakunja.
Q: Kodi mungapereke chiyeso cha chipani chachitatu?
A: Inde. Timathandizira kuwunika kwa DNV, BV, SGS, TÜV, ABS, LR panthawi yopanga komanso isanatumizidwe. 3.2 Zikalata zowunikira zimaperekedwa ngati titapempha.
Q: Kodi nthawi yoyambira ntchito ndi iti?
A: Kukula kwa masheya: masiku 15-25. Kukula kwapadera: masiku 30-45. Kupaka galvanizing kumawonjezera masiku 10-15. Maoda ofulumira (masiku 10-15) amapezeka pamtengo wochepa.
Q: Ndi zikalata ziti zomwe mumapereka?
A: Satifiketi Yoyesera ya Mill (EN 10204 Type 3.1), lipoti la dimensional, mndandanda wa zonyamula katundu, invoice, bill of lading. CE marking ndi Declaration of Performance (DoP) pamsika waku Europe.
Zogulitsa Zofanana
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EN 10219 S460MH ERW Chitsulo chachitsulo - Mphamvu Zazikulu ...
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Chitoliro chachitsulo cha EN 10219 S355JRH ERW - Mphamvu Yaikulu ...
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Chitoliro chachitsulo cha EN 10219 S355J2H ERW: Mphamvu Yaikulu ...
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Chitoliro chachitsulo cha EN 10219 S275JRH ERW - Mphamvu Yapakatikati ...
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Chitoliro chachitsulo cha EN 10219 S235JRH ERW - Cholinga Chachikulu ...
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EN 10217 P355GH ERW Chitsulo chachitsulo - Mphamvu Zazikulu ...
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Chitoliro chachitsulo cha EN 10217 P295GH ERW - Mphamvu Yaikulu ...
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EN 10217 P265GH ERW Chitsulo chachitsulo - Mphamvu Zapakatikati ...
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EN 10217 P235GH ERW Chitsulo chachitsulo - High Temperatu ...