1. Simbi yeWomic: Kugona Kugadzira & Simba reKambani
Womic Steel Group ikambani inogadzira zvinhu zvikuru uye inotumira kunze kwenyika pasi rose ine ruzivo rwemakore anopfuura makumi maviri mukugadzira zvinhu zvemachubhu ecarbon, alloy, uye simbi isina ngura. Nzvimbo yedu yekugadzira mapaipi eLSAW (JCOE process) ine kugona kwekugadzira mapaipi anopfuura 250,000 pagore, inokwana matani 250,000 emapombi akasungirirwa akaitwa nesimbi yakasungirirwa, inoshumira mvura, mafuta, gasi uye mapurojekiti ekuvaka mumakondinendi mashanu.
Saizi Yekugadzira Yemapaipi Esimbi eLSAW:Dhayamita yekunze kubva pa219mm kusvika 1,422mm (8 inches kusvika 56 inches) kuburikidza neJCOE forming. Ukobvu hwemadziro kubva pa5.0mm kusvika 50.8mm. Hurefu hwemunhu mumwe chete kubva pa6m kusvika 12m hwakajairwa, nehurefu hwakagadziriswa hunosvika 24m huripo hwemapurojekiti emapaipi nekuisa makomba anoda majoini akareba.
Zvitupa zveHunhu & Kutevedzera Mutemo:
● ISO 9001:2015 Yakasimbiswayekutarisira mhando mukugadzirwa kweLSAW.
● Rezinesi reMonogram reAPI 5L– Womic Steel ine rezenisi yeAPI 5L yekugadzira mapaipi emugero anosanganisira GR.B, X42, X52, X60, X65, X70. Kuongororwa kweAPI nguva dzose kunovimbisa kutevedzera mitemo.
● CE Kumaka (PED 2014/68/EU)- Inowanikwa kana ukakumbira mitemo yeEN.
● EN 10204 3.2 Chitupa- Zvitupa zvebvunzo zvemugayo zvine kusimbiswa kwebato rechitatu (TÜV, BV, SGS, LR) zvemapurojekiti akakosha.
●Kuongorora kweVatatu (TPI)– Yakatenderwa neSGS, BV, ABS, DNV, TÜV.
lZvimwe:ISO 14001, ISO 45001.
Womic Steel inopa zvinhu kunyika dzinopfuura makumi masere kuSoutheast Asia, Europe, Middle East, Africa, neAmerica.
2. API 5L GR.B: Kuumbwa kwezvinhu & Hunhu hwekushanda
API 5L GR.B ndiyo inonyanya kutsanangurwa pamhando yepipe yemagetsi inoshandiswa pabasa rekumanikidza. Inopa simba rekukura kwe245 MPa (35,500 psi) uye simba rekudhonza re415 MPa (60,200 psi). Kunyangwe iri shoma pane X42 kana X52, GR.B inopa ductility yakanaka, kugona kuchinjika zvakanaka pakubatanidza masimbi, uye mutengo wakaderera patani pakushandisa zvinhu zvisina kukosha.
Kuumbwa kweMakemikoro (Kuongororwa kweMatanda, % yepamusoro nehuremu):
| Chinhu | API 5L GR.B (PSL1, yakakwira %) |
| C | 0.26 |
| Mn | 1.20 |
| P | 0.030 |
| S | 0.030 |
| Si | 0.40 |
Kune PSL2, miganhu yakamanikana: C ≤ 0.22%, P ≤ 0.025%, S ≤ 0.015%, pamwe nezvinodiwa pakuedza kukanganiswa.
Zvimiro zveMichina (Kupisa Kwemukamuri):
| Pfuma | API 5L GR.B |
| Simba reKubereka (min) | 245 MPa (35,500 psi) |
| Simba reKusimba (miniti) | 415 MPa (60,200 psi) |
| Kureba (miniti) | 23% (yegeji ye50mm) |
| Kuoma (kwakanyanya, PSL2) | 90 HRB |
PSL2 inowedzera Charpy V-Notch kusimba kwe27J pa 0°C.
3. Kutevedzera Dimensional Range & Standards
Womic Steel inopa mapaipi eAPI 5L GR.B LSAW anoenderana zvizere neAPI 5L uye mamwe maitiro akafanana eASTM/EN.
| Chinhu | Tsanangudzo |
| Zvakajairika | API 5L PSL1 / PSL2 |
| Maitiro Ekugadzira | LSAW (JCOE / UOE) - 219mm kusvika 1,422mm OD |
| Dhayamita Yekunze | 219mm – 1,422mm (8″ – 56″) |
| Ruvara rweMadziro | 5.0mm – 50.8mm |
| Hurefu hwehurefu | Zvakajairika: 6m, 12m, 18m; Zvakagadzirwa: kusvika 24m |
| Kupedzisa Kupedzisa | Mugumo Wakajeka (PE) / Mugumo Wakatsemurwa (BE) |
| Kupedzisa Kwepamusoro | Yakashama / Yakazorwa Mafuta / Yakaputirwa Nhema / 3LPE / FBE |
| Kushivirira | OD: ±0.5% (yakanyanya ±3.2mm), Huremu: -0% +15% (API), Kureba: +50mm -0mm |
4. Zviyero & Magadzirirwo Anowanikwa - API 5L GR.B LSAW Steel Pipe
Pombi yeSimbi yeLSAW (219mm – 1,422mm OD):
| OD (mm) | Sarudzo dzeKukora kweMadziro (mm) | Huremu (kg/m) hunenge | Kureba Kwakajairwa |
| 219 – 325 | 5.0, 6.0, 8.0, 10.0, 12.5 | 26.4 – 96.3 | 6m / 12m |
| 325 – 426 | 5.0, 6.0, 8.0, 10.0, 12.5, 14.0 | 39.5 – 142.2 | 6m / 12m |
| 426 - 530 | 6.0, 8.0, 10.0, 12.5, 14.0, 16.0 | 62.1 – 202.8 | 6m / 12m |
| 530 - 610 | 6.0, 8.0, 10.0, 12.5, 14.0, 16.0, 18.0 | 77.5 – 262.5 | 6m / 12m / 18m |
| 610 – 762 | 8.0, 10.0, 12.5, 14.0, 16.0, 18.0, 20.0 | 118.9 – 366.2 | 6m / 12m / 18m |
| 762 - 914 | 8.0, 10.0, 12.5, 14.0, 16.0, 18.0, 20.0, 22.0 | 148.7 – 484.3 | 6m / 12m / 18m |
| 914 – 1067 | 10.0, 12.5, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 | 223.2 – 642.5 | 6m / 12m / 18m |
| 1067 – 1220 | 12.5, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0, 30.0 | 325.4 – 881.2 | 6m / 12m / 18m |
| 1220 – 1422 | 12.5, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0, 30.0, 35.0 | 372.4 – 1,198.5 | 6m / 12m / 18m |
Cherechedza: Madhayamita makuru anosvika 1,600mm (63″) anowanikwa kumapurojekiti akakosha. Madziro makobvu anosvika 50.8mm kana ukakumbira.
5. Mitemo Yakafanana Yakagadzirwa neWomic Steel – LSAW Line Pipe
| Zvakajairika | Magiredhi eSimbi | Kushandiswa Kwakajairika |
| API 5L PSL1 | GR.B, X42, X52, X60, X65, X70 | Pombi yemutsetse wakajairika |
| API 5L PSL2 | GR.B, X42, X52, X60, X65, X70 | Hunhu hwepamusoro hune simba uye kuomarara |
| ASTM A53 | GR.B | Mapaipi ekumanikidza akaderera |
| ASTM A106 | GR.B | Basa rekupisa kwakanyanya |
| EN 10217-1 | S235JR, S275JR | Machubhu esimbi akasungirirwa kuti ashandiswe pakumanikidzwa |
| EN 10219 | S235JRH, S275JRH, S355JRH | Zvikamu zvemukati zvakasungirirwa zvakasungirirwa zvakatonhora |
Mashandisirwo:Kuwanikwa kwemvura, kugoverwa kwegasi, kuunganidzwa kwemafuta, kutakurwa kwetsvina, zvitsigiro zvechivakwa, mapaipi emaindasitiri, kuunganidzwa kwemari.
6. Maitiro Ekugadzira - LSAW (JCOE) Musono Wakatwasuka Wakadzika Arc Welded Steel Pipe
Maitiro Ekugadzira Mapaipi Esimbi eLSAW (219mm - 1,422mm OD):
●Kuongorora Zvinhu Zvisina Kugadzirwa– Maplate esimbi anopfurwa anonyatsoonekwa kuti ane makemikari uye hunhu hwemakanika. Maplate ega ega anowana nhamba yekupisa yakasiyana kuti aonekwe.
● Kugadzirira Mupendero– Mipendero yeplate inokweshwa kuita bevel chaiyo (kazhinji X kana J chimiro) kuti ipinde zvakanaka pakuwedera.
● Kukombama (Kukombamisa)– Mipendero yakakombama kare kuti ive nechokwadi chekuti yakaenzana pakuumbwa kweweld seam.
● Kugadzira JCOE– Ndiro yacho inogadzirwa nhanho nhanho: kutanga ine chimiro cheJ, yozotevera chimiro cheC, yozotevera chimiro cheO uchishandisa madhayi akatevedzana. Izvi zvinogadzira pombi yakavhurika yemusono.
● Kukwesha Tack– Musono wakavhurika wakasungirirwa netambo nguva nenguva kuti urambe wakatenderera.
●Kuwedera kweArc Yakadzika Mukati (SAW)– Automatic SAW inosanganisa musono wemukati ne flux newaya.
●Kuwedera kweArc Yakadzikiswa Kunze (SAW)– Musono wekunze unosungirirwa pakarepo mushure mezvo, zvichipedzisa kupinda kwakazara.
●Kuwedzera Kwemakanika (sarudzo)- Pombi inowedzerwa nehunyanzvi hwemuchina kuti ivandudze kutenderera uye kuderedza kushushikana kwasara.
●Kucheka kusvika pakureba– Kuchekwa neplasma kana oxygen system otomatiki.
●Kuedzwa Kusingaparadze– 100% UT, RT yekusarudza, MPI, kuyedzwa kwehydrostatic.
●Kupedzisa Kupedzisa- Mupendero wakajeka kana kuti wakajeka sezvakatsanangurwa.
●Kuongorora Kwekupedzisira & Kumaka– Kumaka kwechigarire pa API 5L.
Mabhenefiti eLSAW pane SSAW epombi yemutsara:Kureba kwewelding kupfupi (njodzi shoma yekukanganisika), kudzora zviri nani kushushikana, kushivirira kwakanyanya madziro akakora, kunosarudzwa kana paine kumanikidzwa kwakanyanya uye kusimba.
7. Maitiro Ekuongorora Hunhu uye Kuedza Pipe yesimbi yeAPI 5L GR.B LSAW
| Danho | Nzira yekuongorora | Chinangwa |
| Plate isina kubikwa | Kuongorora Makemikari (OES) | Simbisa miganhu yekuumbwa |
| Plate isina kubikwa | Kuedza Kusimba & Kukombama | Simbisa hunhu hwemakanika |
| Plate isina kubikwa | Kuedzwa kweUltrasonic | Tarisa ma laminations emukati |
| Zviri Mukati | Kuongorora Kwemativi | Kunyatsogadzira Monitor |
| Welding | Kuedzwa kweUltrasonic (100%) | Tarisa kusavapo kwekubatana, porosity |
| Welding | Kuongororwa kweX-ray (sezvinodiwa) | Simbisa hunhu hwekupinda kwe weld |
| Welding | Kuongorora kweMagnetic Particle | Kuonekwa kwetsvina pamusoro |
| Pombi Yapera | Kuedzwa kweHydrostatic (kunosungirwa pa API 5L) | Kutendeseka kwekumanikidzwa |
| Pombi Yapera | Bvunzo reKukotama Rinotungamirirwa | Kuchinjika kweweld |
| Pombi Yapera | Muedzo weKubata-bata | Kufamba kwepombi |
| Pombi Yapera | Kuonekwa & Kumaka | Zvikanganiso pamusoro uye zviratidzo |
Sarudzo yePSL2: Charpy impact, kuomarara, HIC/SSC.
8. Mashandisirwo Ekutanga - API 5L GR.B LSAW Steel Pipe
● Mapombi emvura yekunwa eguta
● Main ring ekudzivirira moto mumafekitori emaindasitiri
● Nzvimbo dzekugovera gasi rechisikigo dzine simba shoma (kusvika ku2 MPa)
● Maseketi emvura anotonhodza munzvimbo dzemagetsi
● Mapaipi emvura inotsvedza ari mumigodhi (mhangura, simbi)
● Mirwi yemapaipi ehwaro yezvivakwa nemabhiriji
● Mapombi ekugadzira zvinhu zvemaindasitiri emvura isingaparadzi
9. Kurongedza & Kutumira - API 5L GR.B LSAW Steel Pipe
●Kubatanidza:Madhayamita madiki (≤ 24″) akabatanidzwa netambo dzesimbi nedziviriro dzemakona.
● Kurongedza zvinhu zvakasiyana-siyana:Madhayamita makuru anotumirwa asina kuvharwa nematanda pakati pezvikamu.
● Zvivharo zvekupedzisira:Zvivharo zvepurasitiki kana zvesimbi zvinodzivirira mabhero uye zvinodzivirira kupinda kwemarara.
● Kupfeka:Oiri inodzivirira ngura kana kuti FBE/3LPE coating inoshandiswa sezvinodiwa.
● Kutumira:Cheka midziyo yedhayamita diki; bvisa midziyo yedhayamita diki; furati dzakati sandara kuti dziwedzere kureba.
● Magwaro:MTC 3.1 kana 3.2, mushumo wekuyedza mvura, mushumo weUT, runyorwa rwekurongedza, invoice yekutengeserana, COO.
10. Mabhenefiti eSimbi yeWomic & Mibvunzo Inowanzo bvunzwa - API 5L GR.B LSAW Steel Pipe
Sei Simbi yeWomic?
● Kukwanisa kweJCOE LSAW: matani 250,000 pagore
● API 5L Monogram uye CE zvakanyorwa
● Kuwanikwa kwePSL1 nePSL2
● Kuongororwa kwevamwe vanhu (SGS, BV, TÜV) kwakagamuchirwa
● Hurefu hunosvika 24m hunoderedza kusonwa kwemunda
● Kunyatso tevera kubva paplate kusvika papombi yapera
Mibvunzo Inowanzo bvunzwa:
Mubvunzo: Ndeupi musiyano uripo pakati peLSAW neSSAW yepombi yeGR.B?
A: LSAW ine musono wakatwasuka (urefu hupfupi hweweld) uye inowanzo shandiswa pakushandisa simba rakawanda, madziro akakora, uye nzvimbo dzine matope. SSAW inodhura zvishoma kune dhayamita hombe (>56″) asi ine spiral weld yakareba.
Mubvunzo: Munogona here kupa GR.B PSL2 bvunzo yekukuvara?
A: Ehe. PSL2 ine 27J @ 0°C Charpy impact, makemikari akaomarara, uye miganhu yekuomarara. Yakakodzera munzvimbo dzine tembiricha yakaderera kusvika -20°C.
Mubvunzo: Ndeipi pendi inokurudzirwa pakushandisa mapaipi emvura?
A: Pamigero yemvura yakavigwa, 3LPE kana epoxy yemvura yakajairika. Kune epoxy iri pamusoro pevhu, FBE kana epoxy ine mativi maviri. Tinopa sarudzo dzese.
Mubvunzo: Munopa zvitupa zveEN 10204 3.2 here?
A: Ehe, kana takumbira tinoronga kuongororwa nemasangano akaziviswa neEU akadai seTÜV kana BV uye tinopa zvitupa zve3.2.
Chirevo cheProject – Bangladesh Municipal Water Supply Project
Nyika:Bhangiradheshi
Standard & Giredhi:API 5L GR.B PSL1
Zviyero & Huwandu:OD 914mm (36″) × Huremu 9.5mm, kureba kwemamita gumi nemaviri, huwandu hwese hunosvika matani 1,250 (anenge 2.8 km)
Magadzirirwo:Migumo isina chinhu, chifukidziro chekunze che3LPE (ukobvu hwe2.5mm), hydrotest pa1.8 MPa, 100% UT pamusono we weld uye muviri wepombi.
Kushandiswa:Kutakurwa kwemvura yekunwa yemuguta kubva kuRwizi rweMeghna kuenda kudunhu reNarayanganj, kunoshandira vagari vanosvika 500,000.
Matambudziko ehunyanzvi:
● Nzira yemapaipi yaiyambuka migero mitatu yemvura ine ivhu rakapfava. Njodzi yekusiyana kwenzvimbo yacho yaive yakakura. Womic Steel yakapa mapaipi ane OD tolerance yakasimba (±0.3%) kuti ive nechokwadi chekuti rabha gasket joints inoungana zvakanaka (field used snap-on couplings).
● Tafura yepasi pevhu yakakwira yakakonzera matambudziko ekuparara kwe coating panguva yekuisa. Takaisa imwe layer ye epoxy primer yakabatana ne fusion tisati taisa 3LPE, tichiwana simba re peel re > 150 N/cm pa 70°C (yakaedzwa ne SGS).
● Kurambidzwa kwekutakura: mapaipi aifanira kuendeswa kuchiteshi cheChittagong mukati memazuva makumi mana. Womic yakabatana neCOSCO kuti pave nenzvimbo yengarava dzakaputsika uye yakaendeswa mumazuva makumi matatu nemasere.
Mhedzisiro:Mapaipi ese akaongororwa neSGS nevamwe. Hapana mazororo ekuputira akawanikwa mushure mekuonekwa kwemazororo 100%. Mapaipi aya akatanga kushanda muna 2022 uye achiri kushanda pasina kana kubuda mvura.
Bata nesu:
Webhusaiti: www.womicsteel.com
E-mail: sales@womicsteel.com
Nhare / WhatsApp / WeChat:
Victor: +86 15575100681
Jack: +86 18390957568
Womic Steel - Mubatsiri wako wakavimbika wemapaipi esimbi yekabhoni eLSAW emvura, mafuta, gasi, uye mashandisirwo ekuvaka pasi rese.






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