Zvinhu Zvikuru (Simbi Inotsigira - sarudzo dzakawanda):
●API 5L X52 / X60 / X65- pombi ine simba guru yekutumira mafuta negasi / asidhi
●SA-106 Gr.B- simbi yekabhoni inodziya zvakanyanya
●SA-210 Gr.C- giredhi rechubhu yebhoyira
●ASTM A333 Gr.6- simbi yekabhoni inodziya zvishoma
●ASTM A335 P11 / P22- Cr-Mo alloy yekupisa kwakanyanya (kushandiswa kushoma ne904L)
Kufukidza (CRA liner):904L (UNS N08904 / 1.4539) – simbi isina tsvina ine alloy yakawanda ine 23-28% Ni, 19-23% Cr, 4-5% Mo, 1-2% Cu. PREN ≈ 34. Inodzivirira zvakanyanya kuderedza acids (sulfuric, phosphoric, formic), inodzivirira zvakanaka chloride pitting, inopfuura 316L mukushanda kweacid.
Saizi Yehukuru:OD 60 – 1219 mm (pombi yakasungirirwa yakasungirirwa - hot roll + JCOE). OD 25 – 168 mm (kubuda kusina musono). Ukobvu hwemadziro epakati 4 – 40 mm. Ukobvu hwekuvhara 2.0 – 4.0 mm (3.0 mm inokurudzirwa pakushandira acid). Kureba kumwe chete kusvika 15 m (isina musono) kana 24 m (yakasungirirwa).
Maitiro:Kusunga roll inopisa + JCOE kugadzira (yakasungirirwa) kana kupisa kubuda (isina musono). Simba rekuchekerera bond resimbi ≥200 MPa (yakasungirirwa) kana ≥300 MPa (isina musono). Kuongorora bond ye100% UT, bvunzo yehydrostatic, bvunzo yekukwesha, flattening, PMI yekusarudza uye bvunzo yekuora kwepakati pegranular.
Mitemo:API 5LD (yemapaipi etambo dzakaputirwa), ASME Section VIII Div.1, EN 10216-5 (ye904L isina musono), ASTM A240 (plate ye904L). NACE MR0175: 904L inogamuchirwa pakushandiswa kwemafuta anovava chete mumamiriro ezvinhu akaganhurirwa (H₂S yakaderera, machloride akaderera, tembiricha yakaderera) - hazviwanzo kurudzirwa.
Mashandisirwo:Mapombi emiti yeSulfuric acid, mafetereza ephosphoric acid, mapurazi ematangi emakemikari, masisitimu ekutonhodza mvura yegungwa (high chloride), mascrubbers ekubvisa sulfurization yegesi (FGD), kupfuudza makemikari akachena kwazvo, sevhisi yeacetic / formic acid, mishonga nekugadzira chikafu (high pureness).
Simbi yeWomicinogadzira mapaipi ane 904L akagadzirwa nejira repamusoro anoshandiswa pakugadzirisa acid zvakanyanya. Isu tinobatanidza 904L inodzivirira ngura nesimba resimbi yecarbon/alloy, tichichengetedza 40 60% kana 904L yakasimba. Zviyero zvakagadzirwa, kuongororwa kwevamwe, EN 10204 Type 3.2 iripo. Tibatei kuti muwane mhinduro dzemapaipi ane jira repamusoro.
1. Sei 904L Clad Pombi Inoshandiswa? Kana 316L Isina Kukwana
904L (UNS N08904 / 1.4539) isimbi isina ngura yakagadzirwa zvakanyanya yakagadzirirwa kushandiswa apo 316L inokundikana nekuda kwekusakwana kweacid resistance kana gomba.
Zvinhu zvikuru zvinosiyanisa zvinhu izvi ne316L:
| Pfuma | 316L | 904L | Zvakanakira |
| Nickel (%) | 10-14 | 23-28 | Higher Ni inovandudza kuramba acid |
| Molybdenum (%) | 2-3 | 4-5 | Higher Mo inovandudza maburi |
| Mhangura (%) | — | 1-2 | Cu inokosha pakudzivirira sulfuric acid |
| PREN | 24-26 | 34 | 904L inodzivirira makomba zvakanyanya |
| Kuramba kwesulfuric acid | Varombo pasi pe10% kana kupfuura 80% | Yakanaka kwazvo 0-80% pakupisa kuri pakati nepakati | 904L ndiyo chiyero chebasa reH₂SO₄ |
Asidhi akajairika apo 904L inopfuura:
● Sulfuric acid (H₂SO₄) – 0-80% concentration, kusvika 50 60°C
● Phosphoric acid (H₃PO₄) – huwandu hwese
● Asidhi yeFormic (HCOOH) uye acetic acid (CH₃COOH)
● Sanganisa hydrochloric acid (HCl) – ine mwero
● Maasidhi akasanganiswa (semuenzaniso, H₂SO₄ + ma chloride)
Sei akapfeka zvipfeko?Pombi yakasimba ye904L inodhura zvikuru (mutengo we2 3× we316L, mutengo we5 6× wesimbi yekabhoni). Nekushandisa jira remukati rakatetepa (2 4 mm) re904L rakabatana nepombi yekunze yesimbi yekabhoni, unowana kudzivirira ngura kwakafanana paMutengo wezvinhu wakaderera ne40 60%.Simbi yekabhoni inopa simba remakanika nechikamu chidiki chemutengo we alloy.
Maindasitiri akajairika:Kugadzirwa nekutakura kwesulfuric acid, mafetereza ephosphate, mitsetse yesimbi yekubika, matangi emakemikari, zvinochinja-chinja kupisa mumvura yegungwa (chloride yakakwira, tembiricha iri pakati nepakati).
2. Magadzirirwo Ezvinhu - 904L Cladding & Backing Steel Sarudzo
2.1 904L Cladding Chemical Composition (% nehuremu)
| Chinhu | UNS N08904 (904L) |
| Kabhoni (C) | ≤0.020 |
| Manganese (Mn) | ≤2.00 |
| Silikoni (Si) | ≤1.00 |
| Phosphorus (P) | ≤0.040 |
| Sarufa (S) | ≤0.030 |
| Chromium (Cr) | 19.0 – 23.0 |
| Nickel (Ni) | 23.0 – 28.0 |
| Molybdenum (Mo) | 4.0 – 5.0 |
| Mhangura (Cu) | 1.0 – 2.0 |
| Simbi (Fe) | Kuenzana |
Kuwedzera kwemhangura kwakakosha pakudzivirira sulfuric acid. Pasina Cu, 316L inorwiswa nekukurumidza muH₂SO₄ inodziya.
2.2 Zvimiro zveMichina (Kupisa Kwemukamuri)
| Pfuma | Kufukidza 904L | Kutsigirwa Kwesimbi Yekabhoni Yakajairika |
| Simba reKubereka (min, MPa) | 220 | 240 450 (zvichienderana negiredhi) |
| Simba reKusimba (min, MPa) | 490 | 415 535 |
| Kureba (min, %) | 35 | 18 25 |
| Kuoma (kwakanyanya) | 200 HB | Sekureva kwegiredhi |
2.3 Kuramba Kuora kwe904L - Ruzivo Rukuru
| Asidhi | Kuisa pfungwa pachinhu chimwe chete | Tembiricha | Chiyero cheKuora (mm/gore) |
| Sulfuriki (H₂SO₄) | 10-50% | 50°C | <0.1 (yakanakisisa) |
| Sulfuriki (H₂SO₄) | 70-80% | 30°C | <0.1 |
| Phosphoric (H₃PO₄) | 30-85% | 80°C | <0.1 |
| Asidhi yefomu | Chero chipi zvacho | 100°C | <0.1 |
| Acetic acid | Chero chipi zvacho | 100°C | <0.1 |
| Mvura yegungwa | 3.5% Cl- | 30°C | Kudzivirira kudonha kwemvura zvakanaka (PREN 34) |
Miganhu:904L haikurudzirwi kune inopisa (>80°C) sulfuric acid (>90%) kana kune hydrochloric acid inodziya zvakanyanya. Kune avo, funga nezve nickel alloys (Alloy C-276).
2.4 Sarudzo dzeSimbi Yekutsigira ye904L Clad Pipe
| Simbi Inotsigira | Zvakajairika | Simba | Chikumbiro Chikuru che904L Clad |
| API 5L X52 / X60 / X65 | API 5L PSL2 | 360 450 MPa goho | Mapaipi eacid ari kure |
| SA-106 Gr.B | ASTM A106 | 240 MPa goho | Mapombi emuchina wekuchenesa & makemikari |
| SA-210 Gr.C | ASME SA-210 | 245 MPa goho | Machubhu ebhaira rekushandisa acid / heat exchanger |
| ASTM A333 Gr.6 | ASTM A333 | 240 MPa goho | Mapaipi ane asidhi inodziya zvishoma (-45°C) |
| ASTM A335 P11 / P22 | ASTM A335 | 205 275 MPa goho | Tembiricha yepamusoro (>450°C?) Cherechedza: 904L inogumira pa ~350°C muasidhi |
Cherechedzai nezvekupisa kwakanyanya:904L pachayo haina kukodzera tembiricha yesimbi iri pamusoro pe350-400°C kana ichipisa. Simbi yekumashure inogona kumira tembiricha yakakwira, asi chifukidziro chinodzikamisa tembiricha yese yebasa. Kuti ushandise acid yepamusoro (>400°C), funga nezveAlloy 825 kana Alloy 28 cladding.
2.5 Dimensional Range
| Nzira Yokugadzira | OD Range (mm) | Huremu hwepakati (mm) | Kurema kwekuvhara (mm) | Kureba Kwakakura (m) |
| Yakasungirirwa (hot roll + JCOE) | 219 - 1219 | 6 - 40 | 2.0 – 4.0 | 24 |
| Musono (extrusion) | 25 - 168 | 4 - 15 | 2.0 – 3.5 | 15 |
Kukora kwecladding kunokurudzirwa pakushanda kweasidhi:3.0 mm zvishoma. Kana mamiriro ekunze akasimba (semuenzaniso, sulfuric acid inopisa ine kumhanya kukuru kwekuyerera), tinokurudzira 4.0 mm.
3. Maitiro Ekugadzira - Hot Roll Bonding + JCOE (Yakasungirirwa, OD ≥219 mm)
Kune mapaipi ane acid yakakura dhayamita, iyi ndiyo nzira huru:
| Nhanho | Tsananguro |
| Kugadzirira ndiro | Pureti ye904L (CRA) nepureti yesimbi yekabhoni (backback) zvinocheneswa, zvoiswa muzvikamu (904L kurutivi rwemukati), uye zvinovharwa ne vacuum kuti oxygen ibviswe. |
| Kusunga roll inopisa | Murwi wacho unodziiswa kusvika 1100-1180°C wobva wamoneredzwa nechiyero chepamusoro chekudzikisa (≥5:1). Matanda acho anobatana nesimbi. |
| Plate NDT | Kuongororwa kwe100% kwe clad plate bond interface kuburikidza ne ultrasonic. |
| Kuumbwa kweJCOE | Purati yakaputirwa inokweshwa mumucheto, yozogadzirwa kuita pombi yakavhurika uchishandisa michina yeJCO. 904L inova pamusoro pemukati. |
| Kusonwa kwemusono werefu | Mapasi maviri: pasi remukati rine 904L filler (kana Alloy 625), mapasi ekunze ane carbon steel filler. |
| Kusunga weld (sarudzo) | Musono we weld wemukati unogona kuputirwa ne904L kana Alloy 625 kuti uvhare ngura zvizere. |
| Kurapa kupisa | Kurerutsira kushushikana (kana zvichidikanwa). 904L haidi kurapwa kwekupisa mushure mekusveta. |
| NDT uye kuyedzwa | Pachikamu chechina. |
| Kusvina & kunyara | Kune 904L yemukati, kuve nechokwadi chekuti pane passive layer. |
| Kuongorora kwekupedzisira & kutumira | Bevel, ngowani, kuputira. |
Kune isina musono (dhayamita diki, OD ≤168 mm):Kukanda kweCentrifugal + kupisa (kwakafanana nezvinhu zvekare zvepaipi). Kusina musono kunobvisa weld refu, inofarirwa kune vanochinja-chinja kupisa kweU bend uye mitsetse yakachena kwazvo.
4. Kuongorora & Kuedza - 904L Clad Pombi
Sezvo 904L iri alloy yakawanda, tinonyanya kutarisisa kuumbwa kwecladding uye kuongororwa kwekuora kwebvunzo.
| Bvunzo | Standard / Nzira | Chikamu | Kugamuchira |
| PMI (XRF) ye904L cladding | Kuzivikanwa Kwezvinhu Zvakanaka | Chubhu yega yega (kana ndiro yega yega) | Simbisa Cu, Mo, Ni, Cr mukati me spec |
| Bond UT | Wave yekuchekerera | 100% ye interface yakavharika | Hapana kupatsanurwa >50mm; huwandu hwese <2% |
| UT Yenguva refu | ASTM E213 / ISO 10893 10 | 100% yechubhu | Hapana manzwi anorambwa |
| Kuedzwa kwemvura | 1.5 × dhizaini yekumanikidzwa | Chubhu yega yega | Hapana kubuda kwemvura |
| Simba rinosimba (simbi inotsigirwa) | Pa API 5L / A106 / nezvimwewo. | Pakupisa kwega kwega | Sangana nemuenzaniso wegiredhi |
| Kusunga chisungo (kuchekerera chisungo) | Sundidzira kunze kana kuchekerera mhete | Paboka rega rega | ≥200 MPa (yakasungirirwa) |
| Kuoma (904L cladding) | HV10 | Batch | ≤200 HV |
| Kuora kwepakati pegranular | ASTM A262 Dzidzira E (pa904L) | Paboka rega rega (sarudzo) | Hapana kurwiswa kwepakati pegranular |
| Bvunzo rekuti "flattening" | ASME SA 450 | Paboka rega rega | Hapana mitswe |
Zvitupa:EN 10204 Rudzi 3.1 (yakajairwa). Rudzi 3.2 nechapupu chechitatu (SGS, BV, DNV, TÜV) chinowanikwa kana chakumbirwa.
Miedzo yekuwedzera kana yakumbirwa (inobhadhariswa):
● Kugona kukanda bhora (ASTM G5)
● Copper sulfate – bvunzo ye sulfuric acid ye 904L (yakanangana nebasa re H₂SO₄)
5. Mashandisirwo - Uko 904L Clad Pipe Iri Sarudzo Yakakodzera
5.1 Mapaipi eSulfuric Acid Plant
Dambudziko:Asidhi inopisa yesulfuric (60-80%, 50-80°C) inoparadza zvakanyanya simbi yekabhoni uye kunyange 316L. 904L yave iri chinhu chakajairika chealkylation yesulfuric acid, kuomesa shongwe, uye kubatanidza mapaipi kwemakumi emakore.
Mhinduro:Pombi yakaputirwa ye904L ine simbi yekabhoni inotsigirwa (SA-106 Gr.B kana API 5L X52). 904L inogadzirisa acid; simbi yekabhoni inopa simba rekumanikidza uye inoderedza mutengo.
Muenzaniso:24″ OD × 12.7 mm core WIT × 3.0 mm 904L cladding, kureba 12 m. Inoshandiswa muchikamu chekudzoreredza sarufa cheMiddle East.
5.2 Zvirimwa zveFosphoric Acid Fetiraiza
Dambudziko:Phosphoric acid (30-50%, 50-90°C) ine machloride, fluorides, uye zvinhu zvakasimba. 316L pits and crevice corrodes. 904L inopa simba rekudzivirira zviri nani.
Mhinduro:Pombi yakaputirwa ye904L ine SA-106 Gr.B backing. Mhangura iri mu904L inobatsira zvikuru mu phosphoric acid.
5.3 Kutonhodza/Kubvisa Munyu Mumvura yeGungwa (High Chloride)
Dambudziko:316L inogona kukanganiswa nengura mumvura yegungwa isingamire patembiricha iri pamusoro pe30-40°C. 904L ine PREN yakakwira (34) uye inodzivirira maburi zviri nani.
Mhinduro:Pombi yakaputirwa ye904L ine API 5L X65 inotsigira mitsetse yekupinza mvura yegungwa ine simba rakawanda. Inoshandiswa mumapuratifomu ekunze kwemvura yemoto uye masisitimu ekutonhodza.
5.4 Kuchengetera uye Kutamisa Matangi Emakemikari
Dambudziko:Matangi ekuchengetera acetic acid, formic acid, kana mixed organic acids anoda alloy yakasimba inodhura zvikuru kana rabber lined carbon steel. Rubber lining inogona kutadza kushanda.
Mhinduro:Pombi ye904L ine chivharo chinogara kwenguva refu, chisingagadzirisike uye chinodzivirira ngura. Pamapombi emumatangi, pombi yesimbi yakasungirirwa ndiyo yakanaka.
5.5 Zvikweshe zvekuchenesa negasi (FGD)
Dambudziko:Masisitimu eFGD anobata gypsum slurry ine pH yakaderera uye chloride. Matowera mazhinji eFGD absorber uye ma outlet ducts anoshandisa 904L kana kupfuura.
Mhinduro:Pombi yakaputirwa ye904L yemitsetse yekudzokorora kutenderera kwemvura. Chikamu chekumashure chinogona kuva A106 Gr.B kana A333 Gr.6 (kana ichitonhora).
6. Sei Uchifanira Kusarudza Simbi yeWomic ye904L Clad Pombi?
| Simba | Zvidimbu |
| Ruzivo ne alloys dzakawanda | Takagadzira mapaipi e904L akavharirwa emapurojekiti akasiyana-siyana ezvirimwa zvine acid muChina, Middle East, neSoutheast Asia. |
| Chisungo chechokwadi chesimbi | Hapana njodzi yekudonha kwe liner - 904L yakabatana zvachose nesimbi inodzosera kumashure. |
| Rudzi rwakakura rwehukuru | Dhayamita diki isina musono (extrusion) kusvika padhayamita hombe yakasungirirwa (1219 mm). |
| Kunyatso teverwa | Nhamba yega yega yekupisa kweplate ye904L inonyorwa uye yakabatana nepaipi yekupedzisira. PMI inogona kuitwa panzvimbo dzakawanda. |
| Kuongorora kwebato rechitatu | SGS, BV, DNV, TÜV zvakaonekwa mukugadzirwa kwese. EN 10204 Type 3.2 inowanikwa. |
| Kuchengetedza mari | 40 yakachipa ne60% pane pombi yakasimba ye904L ine chiyero chakafanana chekumanikidzwa. |
7. Kurongedza, Kutumira & Nguva Yekutungamira
●Mamiriro:Pamusoro pe904L yakanyungudutswa uye isina chinhu; simbi yekunze yekabhoni inogona kuzorwa mafuta kana kupiswa.
● Dziviriro yekupedzisira:Zvivharo zvepurasitiki (zvivharo zvesimbi zvemadhayamita makuru).
●Kubatanidza:Kune dhayamita diki (<20″) - mabhurugwa ane ma spacers. Kune dhayamita hombe - ma cradles ega ega.
●Nguva yekutungamira (odha yekutanga):Mavhiki gumi nemana kusvika gumi nemasere (904L plate sourcing and rolling). Dzokorora maodha: mavhiki gumi kusvika gumi nemaviri.
●MOQ: (Zvinyorwa zveMOQ):Hapana MOQ yakaoma; maodha ekuyedza anogamuchirwa (semuenzaniso, 100-200 metres). Mitengo yehuwandu hushoma yakakwira.
8. Mibvunzo Inowanzo bvunzwa (Mibvunzo Inowanzo bvunzwa) - 904L Clad Pombi
Mubvunzo 1: Ndirini pandinofanira kusarudza 904L pane 316L yepombi yakaputirwa?
A: Sarudza 904L kana basa racho riine chekuitasulfuric acid, phosphoric acid, formic/acetic acid, kana 316L painoratidza gomba kana ngura munharaunda yako. 904L iri naniwo pamvura inodziya yegungwa (machloride akawanda). Kana mvura yacho ine acidic shoma isina machloride, 316L inogona kukwana.
Mubvunzo wechipiri: Ndeipi tembiricha yepamusoro ye904L?
A: Mubasa rekuparadza, 904L inowanzo ganhurira ku350-400°CPamusoro pezvo, chinhu chacho chinogona kunzwa kana kurasikirwa nengura. Kuti ushandise acid iri pakupisa kwakanyanya (>400°C), funga nezveAlloy 825 kana 625.
Mubvunzo wechitatu: 904L inogona kushandiswa here pakugadzira gasi rinopisa (H₂S)?
A: NACE MR0175 / ISO 15156 inobvumira 904L yekushanda semushonga une sour chete mumamiriro ezvinhu akapfava: kumanikidzwa kwechikamu cheH₂S kwakaderera, machloride akaderera, pH >3.5, tembiricha <60°C. Kune gasi rakajairwa rakanyorova, Incoloy 825 ndiyo inosarudzwa.
Mubvunzo wechina: Ndeipi simbi yekuzadza inofanira kushandiswa pakusanganisa pombi dzakaputirwa dze904L?
A: Pakushandisa kwemukati (904L kusvika 904L), shandisaChibage 625 (ERNiCrMo-3)kanaChizadza che904L (ER385). Alloy 625 inonyanya kushandiswa uye inopa kuchengetedzeka kwakanyanya. Usashandise 316L filler.
Mubvunzo 5: Pombi ine 904L inowanikwa here mudhayamita diki (semuenzaniso, 2″) yekushandisa pakugadzira zvishandiso?
A: Ehe, kuburikidza nemaitiro edu ekubvisa tsvina zvisina musono. OD shoma inosvika 25 mm (1″). Ukobvu hwekuvhara jira 2.0 kusvika 2.5 mm.
Mubvunzo wechitanhatu: 904L inoenzaniswa sei neAlloy 28 (UNS N08028)?
A: Ose ari maviri anonyanya kushandiswa mu alloy austenitics ane PREN yakafanana (34 vs 38). Alloy 28 ine Cr neNi yakakwira, uye inodzivirira zviri nani chloride yakakwira + pitting yekupisa kwakanyanya. Kune sulfuric acid, ese ari maviri akanaka kwazvo. Alloy 28 inodhura zvishoma. 904L inowanikwa zvakanyanya muNorth America acid plants; Alloy 28 muEuropean specifications.
Mubvunzo wechinomwe: Munogona here kupa pombi ye904L ine A333 Gr.6 backing kuti ishande zvakanaka pakupisa kwakaderera?
A: Hongu. 904L inoramba yakapfava patembiricha yakaderera; A333 Gr.6 backing yakaedzwa pa -45°C. Musanganiswa uyu wakakodzera mapaipi earctic acid (asingawanzoitiki asi zvinogoneka).
Mubvunzo wechisere: Munopa vimbiso here yekuti cladding haina kusanganiswa nesimbi yekabhoni?
A: Ehe. Maitiro ekubatanidza vacuum hot roll anodzivirira oxidation uye anoderedza kupararira. Tinoita PMI pamusoro pe cladding kuti tione kuti yakagadzirwa sei. Nzvimbo yekunyungudutsa mvura inowanzova neukobvu hwema microns mashoma uye haisanganiswi nemvura.
Mubvunzo 9: Ndeipi simba rekugadzira 904L?
A: 904L ine simba rekugadzira rinosvika 220 MPa (32 ksi) mumamiriro ekunamirwa. Izvi zvakaderera pane carbon steel backing asi ukobvu hwecladding hudiki; core yecarbon steel inotakura hoop stress. Pakugadzira pressure, tinoshandisa ukobvu hwemadziro ebacking steel backing chete; cladding inoonekwa semvumo yekuora.
Mubvunzo 10: Munopa magumo akachekwa ane 904L bota here?
A: Ehe. Tinogona kugadzira mabhevel (30-35°, 1.6 mm pasi) uye kuisa weld overlay (buttering) yeAlloy 625 kana 904L filler pamusoro pebevel. Izvi zvinodzivirira kusanganiswa kwe904L cladding panguva yekushongedza field girth.
Mubvunzo 11: Munogona here kupa machubhu eU-bend e904L anochinjisa kupisa?
A: Ehe, kune pombi isina musono (OD ≤168 mm). Tinokombamisa nzvimbo inotonhora, tinoderedza kushushikana, uye 100% NDT (PT kana ET) tinokombamisa nzvimbo yacho. Kukombama kweU-maU kwemabasa eacid kwakajairika mumiti yemakemikari.
Mubvunzo 12: Ndingaraira sei huwandu hudiki hwekuyedza?
A: Ipa OD, core WT, ukobvu hwecladding, kureba (m), uye giredhi resimbi yekumashure. Tichataura nezve batch yekuedza (semuenzaniso, 50 kusvika 100 metres). Tarisira mutengo wepamusoro wehuwandu hudiki.
9. Rondedzero yekutarisa maodha e904L Clad Pombi
Kuti uve nechokwadi chekuti zvirevo zvakarurama, ndapota ipai zvinotevera:
●Chitsigiro chesimbi chegiredhi(API 5L X52/60/65, SA-106 Gr.B, SA-210 Gr.C, A333 Gr.6, kana A335 P11/P22)
● Dhayamita yekunze (OD)uyeukobvu hwemadziro epakati
● 904L cladding ukobvu(inokurudzirwa 3.0 mm kuti ishande zvine acid)
● Kureba pachidimbu chimwe nechimweuyehurefu hwese (mamita)
● Nzira yekugadzira(yakasungirirwa yeOD ≥219 mm; isina musono yeOD ≤168 mm)
● Mutemo unoshanda(API 5LD, ASME, EN, kana zvinodiwa nevatengi)
● Danho rekuongorora(Rudzi rwe3.1 standard; Rudzi rwe3.2 nebato rechitatu)
● Pedzisa kupedzisa(yakajeka, yakanyungudutswa, yakanyungudutswa + 904L buttering)
● Nguva yekutumira(Chiteshi cheFOB China, chiteshi cheCIF chekuenda)
Womic Steel ichapindura nepepa reruzivo rwehunyanzvi, mutengo wekutengeserana, uye hurongwa hwemhando yepamusoro.
10. Bata Womic Steel – Nyanzvi yeMapaipi Ane Alloy Clad
Kana uri kutsvagaPombi yakaputirwa nematanda ye316LNerubatsiro rwesimbi yakajairwa yekabhoni kana alloy, taura nesu kuti uwane mazano ehunyanzvi emahara uye mutengo usingamanikidzwe.
Webhusaiti: www.womicsteel.com
E-mail: sales@womicsteel.com
Nhare / WhatsApp / WeChat:
Victor: +86 15575100681
Jack: +86 18390957568
Simbi yeWomic – Mhinduro dzemapaipi e316L dzakagadzirwa kuti dzishandiswe seCO₂ service, boiler, heat exchanger, tembiricha yakaderera, uye tembiricha yepamusoro.
Zvigadzirwa Zvakabatana
-
X65MS+Incoloy 825 Bimetal Metallurgical Clad Pi...
-
X65+316L Bimetal Metallurgical Clad Pipe | Mutengo...
-
Simbi yeWomic Bimetal Metallurgical Clad Pipe | C...
-
T91+Alloy 28 Bimetal Metallurgical Clad Pipe | ...
-
Pipe yesimbi isina musono | Inopiswa Yakaburitswa...
-
SA-213 T91 / UNS N08028 (Alloy 28) Yakasungirirwa Pasina Musono...
-
SA-210 Gr.C / 304L Chipfeko chesimbi chisina musono ...
-
Bimetal Metallurgical Bonded S-Inoshanda Zvakanyanya ...
-
Mugadziri weMapaipi eBimetal Clad | Metallurgicall...