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Ipayipi Lensimbi Engenamthungo le-SA-210 Gr.C / 304L | I-Carbon Steel Core + I-Austenitic Stainless Cladding ye-Boiler & Heat Exchanger – Isithombe Esivelele Sensimbi Ye-Womic
  • Ipayipi Lensimbi Engenamthungo le-SA-210 Gr.C / 304L | Insimbi Eyinhloko Yekhabhoni + I-Austenitic Stainless Cladding ye-Boiler & Heat Exchanger – Insimbi Ye-Womic
  • Ipayipi Lensimbi Engenamthungo le-SA-210 Gr.C / 304L | Insimbi Eyinhloko Yekhabhoni + I-Austenitic Stainless Cladding ye-Boiler & Heat Exchanger – Insimbi Ye-Womic
  • Ipayipi Lensimbi Engenamthungo le-SA-210 Gr.C / 304L | Insimbi Eyinhloko Yekhabhoni + I-Austenitic Stainless Cladding ye-Boiler & Heat Exchanger – Insimbi Ye-Womic

Ipayipi Lensimbi Engenamthungo le-SA-210 Gr.C / 304L | Insimbi Eyinhloko Yekhabhoni + I-Austenitic Stainless Cladding ye-Boiler & Heat Exchanger – Insimbi Ye-Womic

Incazelo emfushane:

Ipayipi elimbozwe ngensimbi elingenamthungo – i-core SA-210 Gr.C (insimbi yekhabhoni) ene-cladding yangaphakathi engu-304L (1.4306). Ikhiqizwe nge-extrusion eshisayo, iqediwe kubanda, iphathwe ngokushisa, futhi ihlungiwe. Ihambisana ne-ASME Section II Part A, EN10216-2 (i-core), ASME SA-213 (cladding), kanye ne-EN12952-2. Yenzelwe izindonga zamanzi ebhoyila, ama-economizer, ama-superheater aphansi okushisa, kanye nama-heat exchanger lapho ingaphakathi lidinga ukumelana nokugqwala okuncane emanzini aphathwe, umusi, noma ukuhlanza i-asidi ngezikhathi ezithile.


Imininingwane Yomkhiqizo

Imininingwane Yomkhiqizo

Amathegi Omkhiqizo

Izinto Eziyinhloko (Ukusekela)

Izinto Eziyinhloko (Ukusekela):I-ASME SA-210 Gr.C / EN10216-2 (insimbi yekhabhoni – ikhabhoni ephakathi nendawo, amandla aphezulu okunamathela ebhoyila)

Ukubopha (i-CRA liner):I-TP304L (1.4306) – insimbi engagqwali e-austenitic enekhabhoni ephansi, ukushibilika okuhle kakhulu, ukumelana okuhle ne-oxidation kanye nokugqwala okune-asidi encane

Ububanzi Bosayizi:OD 25 – 168 mm; Ubukhulu bodonga oluyinhloko 3 – 15 mm; Ubukhulu bokumboza 1.5 – 3.5 mm; ubude obubodwa bufika ku-15 m

Inqubo:Ukukhipha okushisayo → ukuqeda okubandayo → ukwelashwa kokushisa → ukuthosa. Kungenamthungo ngokuphelele, akukho ukushiswa okude. Amandla okushefa isibopho sensimbi ≥300 MPa.

Amazinga:Isigaba II se-ASME Ingxenye A (SA-210/SA-213), EN10216-2, EN12952-2, ASTM E213, ISO 10893-10.

Ukuhlolwa:I-hydrostatic engu-100%, i-ultrasonic ngokwe-ASTM E213/ISO 10893-10, ukuthamba, ukuthamba, ubulukhuni. Isitifiketi se-EN 10204 Uhlobo 3.1 (3.2 ongakukhetha).

Izicelo:Izindonga zamanzi ebhoyila, izinto ezigcina umswakama, ama-superheater asezingeni eliphansi lokushisa, ama-feedwater heater, ama-shell & tube heat exchangers (ama-tube side corrosive), ukubuyisa ukushisa okulahliwe nge-condensate e-acidic emnene.

Insimbi YaseWomicihlinzeka ngepayipi elihlanganisiwe le-SA-210 Gr.C / 304L elihlanganisa amandla ensimbi yekhabhoni nokumelana nokugqwala kwe-304L. Enye indlela engabizi kakhulu kunensimbi engagqwali eqinile. Ilungele isitshalo sikagesi, ibhoyila yezimboni, kanye namaphrojekthi okushintshanisa ukushisa. Xhumana nathi ukuthola ishidi ledatha eligcwele kanye nesipho esithile sephrojekthi.

1. Kungani Ukhethe Ipayipi Elimboziwe le-SA-210 Gr.C / 304L

Inkinga:Insimbi yekhabhoni (SA-210 Gr.C) inamandla amahle kakhulu futhi ishibhile kodwa ihlushwa ukugqwala okuvamile, ukugoba, kanye nokwakheka kwezikali uma ibhekene namakhemikhali athile amanzi, i-acidic condensate, noma izimo ze-oxidizing. Insimbi engagqwali eqinile engu-304L ixazulula ukugqwala kodwa ibiza kakhulu futhi ingase ibe ngaphezu kwesilinganiso sokucindezela esidingekayo.

Isixazululo:Ipayipi elimboziwe le-SA 210 Gr.C / 304L lisebenzisa umongo wensimbi yekhabhoni oqinile noqinile ukuze lilawule ingcindezi, kuyilapho ungqimba oluncane (1.5–3.5 mm) lwangaphakathi lwe-304L lunikeza ukumelana nokugqwala okudingekayo. Inqubo yokukhipha okushisayo idala isibopho sangempela sensimbi, isusa noma iyiphi ingozi yokuwa kwe-liner noma ukugqwala kwe-crevice esibonakalayo. Lokhu kwakhiwa kwe-hybrid kunciphisa izindleko zezinto ngo-40-50% uma kuqhathaniswa nepayipi eliqinile le-304L ngenkathi linikeza ukuvikelwa kokugqwala okulinganayo ngaphakathi.

Umshayeli ojwayelekile:Amapayipi odonga lwamanzi ebhoyila abona amanzi angenawo amaminerali ane-pH ephindaphindayo noma ukungena komoya-mpilo; izinto ezigcina umswakama lapho umoya-mpilo oncibilikisiwe kanye ne-pH ephansi kubangela ukugqwala kwensimbi yekhabhoni; izinto zokushintshanisa ukushisa eziphatha amanzi okupholisa anolaka oluncane (ama-chloride aphansi). I-SA-210 Gr.C ikhethwa ngenxa yamandla ayo aphezulu uma kuqhathaniswa ne-Gr.A noma i-Gr.B, okuvumela izindonga ezincane kanye nesisindo esilula ukuze kube nesilinganiso esifanayo sokucindezela.

2. Imininingwane Yezinto – SA 210 Gr.C (Core) kanye no-304L (Ukuvala)

2.1 Ukwakheka Kwamakhemikhali

Isici I-SA-210 Gr.C (Umongo, % ubuningi) 304L (Ukufakwa kwendwangu, % ubuningi)
Ikhabhoni (C) 0.35 0.030
I-Manganese (Mn) 0.29-1.06 2.00
I-Phosphorus (P) 0.035 0.045
I-Sulfur (S) 0.035 0.030
I-Silicon (Si) 0.10 min (yokususa i-oxidation) 0.75
I-Chromium (Cr) — 18.0 – 20.0
I-Nickel (Ni) — 8.0 – 11.0
I-Molybdenum (Mo) — —

I-Core SA-210 Gr.C iyinsimbi yekhabhoni engenazo izengezo ze-alloy ezihlosiwe; amandla avela kukhabhoni kanye ne-manganese. I-304L iyikhabhoni ephansi ukuvimbela ukuzwela ngesikhathi sokushisela.

2.2 Izakhiwo Zemishini (Izinga Lokushisa Legumbi)

Impahla I-SA-210 Gr.C (Eyinhloko) 304L (Ukuvala)
Amandla Okukhiqiza (min, MPa) 245 170
Amandla Okudonsa (min, MPa) 485 485
Ukwelulwa (ubuncane, %) 22 35
Ubulukhuni (ubuningi, HB) 179 201
Umthelela (i-Charpy) Akudingeki ngokuvamile Akudingeki

Qaphela: Emazingeni okushisa aphezulu, i-SA-210 Gr.C igcina cishe u-40-50% wesivuno sokushisa kwegumbi ku-400°C. Umklamo ngokwesigaba I se-ASME noma i-EN12952.

2.3 Isixhumanisi Sokubopha

Impahla Isidingo
Uhlobo lwesibopho I-Metallurgical (ukusabalala kwe-athomu)
Amandla okucheba ≥300 MPa (ngokuhlolwa ngakunye kokusunduza)
Ubuqotho besibopho se-UT Akukho ukuhlukana >50 mm; ukuhlukana okuphelele <2% wendawo

2.4 Ububanzi Bobukhulu

I-OD (mm) Isisindo Esiyinhloko (mm) Isisindo Esimboziwe (mm) Ubude Obuphezulu (m)
25 – 50 3.0 – 6.0 1.5 – 2.0 15
50 – 80 4.0 – 8.0 1.8 – 2.2 15
80 – 120 5.0 – 12.0 2.0 – 2.5 15
120 – 168 6.0 – 15.0 2.2 – 3.5 12

Ubukhulu obungokwezifiso buyatholakala; i-OD enkulu ingadinga ipayipi elihlanganisiwe (i-JCOE) - xhumana nathi ukuthola imininingwane.

3. Inqubo Yokukhiqiza – Ukukhipha Okushisayo, Ukuqeda Okubandayo, Ukwelashwa Kokushisa Nokukhafula

Yonke inqubo yenzelwe ukuqinisekisa isibopho sensimbi esihlanzekile, esingenasici kanye nobukhulu obuqondile.

Isinyathelo Incazelo
1. Ukulungiswa kwe-billet ehlanganisiwe I-SA-210 Gr.C billet iyacishwa ukuze ithole ipayipi elingu-304L. Izindawo ziyahlanzwa bese i-assembly ikhishwa futhi ivalwe.
2. Ukukhishwa okushisayo I-billet ehlanganisiwe ishiswa ku-1150-1200°C, ikhishwa ngesilinganiso sokunciphisa esingu-≥8:1. Ukucindezela okukhulu kudala isibopho sokusabalalisa esiqinile.
3. Ukuqeda okubandayo Ishubhu elikhishwe lidonswa ngokubandayo noma lithuthwa liye ku-OD yokugcina kanye nobukhulu bodonga. Amaphasi amaningi anesakhiwo sokuhluza okuphakathi kwe-annealing.
4. Ukwelashwa ngokushisa Ukulungisa (880-920°C) + ukufudumala (600-650°C) kwe-SA-210 core; i-cladding engu-304L ithola i-annealing yesisombululo ngesikhathi esifanayo.
5. Ukukhahlela kanye nokuphumula Ipayipi licwiliswa ku-nitric-hydrofluoric acid ukuze kususwe isikali. Ubuso obungagqwali buyashintsha (ifilimu ye-chromium oxide).
6. Ukuqondisa nokusika Ukuqondisa kahle; ukusika ngobude obuhleliwe kanye nokususa ukubhoboza ekugcineni.
7. I-NDT nokuhlolwa Ukuhlolwa okugcwele kwe-ultrasonic kanye ne-hydrostatic ngokweSigaba 4.
8. Qeda ukuqeda nokupakisha I-Bevel uma icacisiwe; izivalo zepulasitiki kanye nezibopho zokuthunyelwa.

Izindawo zokuhlola zekhwalithi:Amarekhodi okushisa ngesikhathi sokukhipha kanye nokwelashwa kokushisa; ukuqinisekiswa kwamakhemikhali kanye nokuqina ngokushisa ngakunye; ukuhlolwa kobukhulu ngemva kokuqeda ukubanda; ukuhlaziywa kwesisombululo sokupheka.

4. Ukuhlolwa Nokuhlolwa – Ukulandela Izidingo ze-ASME kanye ne-EN

Wonke amashubhu ahlangabezana noma adlula izidingo ze-ASME SA-450, SA-210, SA-213, EN12952-2, kanye nesicelo sekhasimende se-ASTM E213 kanye ne-ISO 10893-10.

Ukuhlolwa Okujwayelekile Ububanzi Ukwamukelwa
I-Ultrasonic (ukungapheleli kwe-longitudinal) I-ASTM E213 / ISO 10893-10 Ukuskena okulawulwa ngesivinini okungu-100% Akukho ukuzwakala kwe-echo okungamukeleki; noma yikuphi ukushiyeka okuphawuliwe kuqoshwe
Ukuhlolwa kwe-hydrostatic I-ASME SA-450 / EN12952-2 Ishubhu ngalinye libe yingcindezi yomklamo engu-≥1.5× (ibambe imizuzu emi-5) Akukho ukuvuza, akukho ukwanda okuhlala njalo
Ukuhlolwa kokuqina (okuyinhloko) SA-210 / EN10216-2 Ngokushisa/ngeqoqo ngalinye YS≥245 MPa, TS≥485 MPa, El≥22%
Ukuhlolwa kokuthamba I-ASME SA-450 Okukodwa ngokushisa / OD Akukho ukuqhekeka kuze kube yilapho ibanga lamapuleti = 2/3 OD
Ubulukhuni EN12952-2 C (ongakukhetha) Umongo kanye nokumbozwa Ingqikithi ≤179 HB, ukumbozwa ≤201 HB
Ukuhlonza Izinto Ezinhle (i-PMI) I-XRF Ithubhu ngalinye (ongakukhetha) Qinisekisa i-chemistry engu-304L

Ukuhlolwa okwengeziwe okungakhethwa:

● Amandla okucheba isibopho (okubhubhisayo, kusampula)

● Ukugqwala kwe-intergranular (ASTM A262 Practice E ku-304L cladding)

● Ukushaya kwe-Charpy (ingqikithi, evamile -20°C noma 0°C)

● Ukuqina kwezinga lokushisa eliphezulu (uma kuceliwe)

Isitifiketi:I-EN 10204 Uhlobo 3.1 (olujwayelekile) luhlanganisa i-chemistry yazo zombili izendlalelo, ukuqina okuyinhloko, i-hydro, i-UT kanye nemiphumela yobukhulu. Uhlobo 3.2 olunobufakazi obuvela eceleni.

5. Izicelo Ngokuningiliziwe

5.1 Izindonga Zamanzi Zebhoyila (Ezingabalulekile Kakhulu Nezingabalulekile Kakhulu)

Kuma-boiler kagesi asebenza ngamalahle, amapayipi odonga lwamanzi athwala amanzi/umphunga afinyelela ku-450°C. Insimbi yekhabhoni yodwa ingahlushwa ukugqwala ebusweni bangaphakathi ngenxa yalokhu:

● I-pH ephansi ngesikhathi sokuhlanza i-asidi

● I-oxygen encibilikisiwe

● I-Amoniya noma amanye amakhemikhali okwelapha

I-cladding yangaphakathi engu-304L ivikela ekuhlaselweni okunjalo, yandisa impilo yamapayipi futhi inciphise isidingo sokufakwa kwamakhemikhali. I-SA 210 Gr.C core inikeza amandla okucindezela adingekayo.

5.2 Abenzi Bezomnotho

Ama-economizer angaphansi kwe-oxygen encibilikisiwe kanye ne-pH ephansi emanzini okuhambisa amanzi, okubangela ukuqhekeka kwensimbi yekhabhoni. Ukufakwa kwe-cladding engu-304L kuqeda le ngozi ngenkathi kugcinwa ukusebenza kahle kokudlulisa ukushisa okuphezulu. Abasebenzi abaningi baye bashintshela kumashubhu amboziwe ngemva kokwehluleka ukugqwala okuphindaphindiwe.

5.3 Ama-Superheater Asezingeni Eliphansi/Ama-Reheater

Ezigabeni eziphansi zokushisa kwama-superheater (ngaphansi kuka-450°C izinga lokushisa lensimbi), ukungcola okujiyile (ama-sulfur compounds) kungadala ukugqwala kwe-acid dew-point. Ukumbozwa okungu-304L kuvimbela ukuhlaselwa, okuvumela ukusetshenziswa kwezinto ezingaphansi kwe-alloy core.

5.4 Izishintshi Zokushisa Zegobolondo Ne-Tube

Uma uketshezi oluseceleni kweshubhu lubola (isib. amanzi okupholisa ane-chloride ephansi, amanzi okucubungula, noma i-condensate ene-asidi encane), ukusebenzisa amashubhu ambozwe yi-SA-210+304L konga izindleko uma kuqhathaniswa nensimbi engagqwali eqinile. Amashidi eshubhu angenziwa ngensimbi yekhabhoni ene-weld overlay engu-304L, okufeza ukuvikelwa okugcwele kokubola ngezindleko ezincane.

5.5 Amayunithi Okubuyisa Ukushisa Okungcolile (WHRS)

Kumayunithi aphatha amagesi okukhipha umoya avela kuma-turbine egesi noma ezithandweni zezimboni, ubuso bangaphakathi bungavezwa ku-nitric acid, i-sulfuric acid, noma ezinye izinto ezincibilikisayo. I-304L cladding inikeza ukumelana okuhle kakhulu kuze kufike ku-400 450°C.

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6. Izinzuzo Kunezinye Izindlela

Okunye Ukuqhathaniswa ne-SA-210+304L Clad
Insimbi yekhabhoni eqinile ye-SA-210 Izindleko eziphansi kusengaphambili kodwa yehluleka ngokushesha ekusetshenzisweni okugqwalisayo, okuholela ekushintsheni njalo nasekungasebenzini.
Insimbi engagqwali eqinile engu-304L Imelana nokugqwala ngokuphelele kodwa ibiza kakhulu ngo-40-50% ngesilinganiso esifanayo sokucindezela; amandla aphansi okukhiqiza (170 MPa vs 245 MPa) asho ukuthi kudingeka udonga olujiyile.
Ipayipi elingu-304L elifakwe ngomshini I-liner eshibhile kodwa iyawa ngaphansi kokujikeleza kokushisa noma ukucindezela; ukugqwala kwe-crevice ku-interface ye-liner/base. Isibopho sethu se-metallurgical siqeda leyo ngozi.
Isembozo se-weld esingu-304L ensimbini yekhabhoni Kungasebenza kahle kodwa kubize kakhulu, kudinga umsebenzi omningi, futhi kungafanelani; akukwazi ukufakwa emapayipini amancane.

Inzuzo ebalulekile kwezomnotho:Ngomfutho oklanywe ngendlela ethile ongu-10-15 MPa, udonga lweshubhu elimboziwe lungaba ngu-60-70% wodonga oluqinile olungagqwali ngenxa yamandla aphezulu okukhiqiza e-SA-210 Gr.C, okunciphisa isisindo kanye nezindleko zezinto zokwakha.

7. Ukuqinisekiswa Kwekhwalithi Nokulandelela

●Izinombolo zokushisa:Kokubili i-billet ye-SA-210 kanye nepuleti/ipayipi engu-304L kunezinombolo zokushisa ezihlukile, zombili ziqoshwa futhi zigxivizwe epayipini ngalinye eliqediwe.

● Izitifiketi zezinto:Izitifiketi zomhlinzeki zezinto zokusetshenziswa (3.1) zigcinwa kudosi yekhwalithi.

● Amalogi enqubo:Izinga lokushisa lokukhipha, ishadi lokushisa nesikhathi sokwelashwa kokushisa, ukuhlaziywa kokugeza nge-pickling kuyaqoshwa.

● Ukukhishwa kokugcina:Kuphela ngemva kokuba zonke izivivinyo ezichaziwe ziphumelele futhi imibhalo isihlanganisiwe.

Siyakwamukelaukuhlolwa kwamakhasimende noma komuntu wesithathukunoma yisiphi isigaba: ukwamukelwa kwezinto zokusetshenziswa, ukuhlanganiswa okuhlanganisiwe, ubufakazi bokuxoshwa, i-NDT, noma ukuhlolwa kokugcina kobukhulu. Izinhlangano ezijwayelekile zokuhlola: i-SGS, i-BV, i-DNV, i-TÜV, i-ABS, i-LR.

8. Ukupakisha Nokuthumela

●Isivikelo:Iziphetho zimbozwe ngezivalo zepulasitiki (noma zensimbi); uwoyela wokuvimbela ukugqwala ebusweni bangaphandle (uma uthanda, chaza uma kudingeka). Ubuso obungaphakathi obungu-304L bufakwe ukhilimu futhi abunawo amafutha.

●Ukuhlanganisa:Ububanzi obuncane (≤76 mm) buhlanganiswa ngezintambo zensimbi, izihlukanisi zokhuni phakathi kwezingqimba ukuze kugwenywe ukukhubeka. Ububanzi obukhulu (≥88.9 mm) buthunyelwa ngazinye ezindlini zokulala noma ezindlini zokulala ezisicaba.

●Ukulebula:Ithubhu ngalinye libhalwe ukuthi: “SA-210 Gr.C / 304L – Ukushisa #xxxx – OD x WIT(core+clad) – Ubude – Womic”

●Isitsha:Izitsha ezijwayelekile ezingama-20′ noma ezingama-40′ ubude obufika kumamitha ayi-12. Amashubhu amade nge-rack evulekile noma eyisicaba.

●Isikhathi sokuthumela:I-FOB Shanghai/Tianjin (okuzenzakalelayo), i-CIF/CFR kunoma iyiphi ichweba elikhulu.

Isikhathi esilinganiselwe sokuhola (i-oda lokuqala):Amaviki ayi-14-16 (kufaka phakathi ukutholakala kwezinto kanye nokuhlela ukukhishwa kwezinto). Phinda ama-oda amasonto ayi-10-12. Ama-oda amancane okuhlola angase asheshe (amasonto ayi-10-12) uma singahlangana nokukhiqiza.

9. Imibuzo Evame Ukubuzwa (Imibuzo Evame Ukubuzwa) – SA 210+304L

Umbuzo 1: Lingakanani izinga lokushisa eliphezulu lesevisi yepayipi elimbozwe nge-SA-210+304L?
A: Isici esinqunyelwe yi-carbon steel core. I-SA 210 Gr.C ifanele amazinga okushisa ensimbi afinyelela ku-450°C(842°F) ngesigaba I se-ASME. Ngaphezu kwalokho, impilo yokukhukhuleka iyancipha ngokushesha. Isembozo esingu-304L singamelana namazinga okushisa aphezulu, kodwa umongo ubeka umkhawulo.

Umbuzo 2: Ingabe i-cladding engu-304L ingasetshenziswa namanzi ane-chloride ephezulu?
A: I-304L isengozini yokuqothuka kwemigodi kanye nokuqhekeka kokugqwala ezindaweni ezine-chloride ephezulu (>5000 ppm Cl⁻ emazingeni okushisa aphezulu). Ukuze uthole isevisi ye-chloride ephezulu (isb., ukupholisa amanzi olwandle), sincoma ukumbozwa kwe-duplex (2205) noma i-nickel alloy (Alloy 28 / 825). Lo mkhiqizo ungcono kakhulu kuma-chloride aphansi aphakathi nendawo.

Umbuzo 3: Kungenzeka yini ukuba nama-SA-210+304L njengamashubhu e-U-bend ezishintshi zokushisa?
A: Yebo. Singayigoba ipayipi elimboziwe elifakwe uviniga, bese senza ukwelashwa kokushisa okuphelele kokuqeda ukucindezeleka (okuphinde kube ukugoba ngemva kokugoba). Ngemva kokugoba, i-NDT engu-100% yendawo yokugoba (UT noma ET) kanye ne-dye penetrant. Sicela ucele isilinganiso esihlukile se-U-bend.

UMBUZO 4: Ukuvimbela kanjani ukuthi i-cladding engu-304L ingangcoliswa yi-carbon evela enkabeni ngesikhathi sokukhipha?
A: I-vacuum assembly ivimbela i-oxygen ukuthi ingangeni; ekushiseni kwe-extrusion, ikhabhoni ayihambi kakhulu kuyo yonke indawo ngoba isibopho sakhiwa ngokuxhunywa komshini kanye nokusabalala okulinganiselwe. Ukuhlaziywa kwangemva kwe-extrusion kuqinisekisa ukuthi i-cladding chemistry ihlala ngaphakathi kwemininingwane engu-304L (eqinisekiswe yi-PMI).

Umbuzo 5: Uyini umehluko phakathi kwe-SA-210 Gr.C kanye ne-A106 Gr.B / P265GH?
A: I-SA-210 Gr.C inamandla aphezulu okudonswa (ubuncane be-485 MPa) uma kuqhathaniswa ne-A106 Gr.B (415 MPa) kanye ne-P265GH (410-570 MPa). I-SA-210 Gr.C ihloselwe ngqo amapayipi ebhoyila, kanti i-A106 iwukusebenzisa amapayipi okucindezela ajwayelekile. I-EN10216-2 I-P265GH ifana ne-SA-210 Gr.B (amandla aphansi). Ukuze uthole amandla aphezulu, singaphinde sishintshe i-SA-210 Gr.C nge-P265GH (evame kakhulu eYurophu). Sicela ucacise ukuthi yiliphi izinga le-EN olidingayo - singasebenzisa ne-P265GH njengesisekelo esikhundleni se-SA-210 Gr.C uma iphrojekthi yakho idinga izinga le-EN.

Umbuzo 6: Ingabe nihlinzeka nge-weld overlay noma i-bottering emaphethelweni epayipi?
A: Ukulethwa okujwayelekile kuyisikwele esinqunyiwe, kususwe uthuli. Uma udingaiziphetho ezigobile ezinebhotela le-CRA(idiphozithi yokushisela engu-304L ebusweni be-bevel ukuvimbela ukuncibilika ngesikhathi sokushisela ensimini), sicela ucacise. Kungase kusebenze izindleko ezengeziwe kanye nesikhathi sokuhola.

Umbuzo 7: Yiziphi izitifiketi zokuhlola ozinikezayo ze-304L cladding?
A: Sihlinzeka ngesitifiketi sokuqala sokugaya sezinto ezingu-304L (EN 10204 3.1) kanye nokuhlaziywa kwethu kwepayipi eliqediwe (kufaka phakathi i-PMI noma i-OES evela ebusweni be-cladding). Kumaphrojekthi adinga isitifiketi esingu-3.2, singahlela nomhloli wesithathu.

Umbuzo 8: Ingabe ithubhu elimboziwe linganikezwa i-OD encane (isb., 19 mm) yezintambo zezinsimbi?
A: Indlela yokukhipha ingakhiqiza i-OD efinyelela ku-21 mm. Ku-19 mm noma ngaphansi, kungadingeka sisebenzise ukudweba okubandayo ngemva kokukhipha. Sicela ubuze.

Umbuzo 9: Ingabe indawo efakwe uviniga ku-OD yensimbi yekhabhoni iyamukeleka ukupenda?
A: Ukusika i-pickling kushiya indawo ehlanzekile, erhabaxa kancane, okuyinto enhle kakhulu ekunamatheleni kokumboza. Uma udinga iphrofayili ethile yendawo (isb., yokumboza nge-epoxy), singalungisa amapharamitha okusika i-pickling noma sinikeze ukuqhuma okulandelayo kwe-grit. Kodwa-ke, indawo evamile yokusika i-pickling isilungele i-primer.

UMBUZO 10: Ingabe ubukhulu be-cladding buqinisekisiwe ukuthi buyafana?
A: Yebo. Ukumapha kobukhulu be-Ultrasonic be-cladding (kusetshenziswa i-probe egxile) kukhombisa ukuthi ukuhlukahluka kobukhulu kungaphakathi kuka-±0.2 mm kosayizi abaningi. Singanikeza umbiko wemephu yobukhulu.

Q11: Lingakanani inani elincane le-oda (MOQ)?
A: Ngepayipi elimbozwe ngomthungo, i-MOQ yezomnotho icishe ibe amamitha angu-500-1000 ngenhlanganisela ngayinye. Kodwa-ke, samukela ama-oda okuhlola amamitha ayi-100-200 ukuze kuqinisekiswe iphrojekthi. Xhumana nathi ukuze uxoxe ngamathuba amancane.

Umbuzo 12: Ungakwazi yini ukunikeza leli payipi elimboziwe nge-ASME Section VIII, Div. 1 stamp?
A: Asiziphathi izitembu ze-ASME U ngokwethu, kodwa singahlinzeka ngezinto ezichazwe yi-ASME ngokulandelela okugcwele kanye nezitifiketi. Umsebenzisi wokugcina noma umenzi kumele enze isitembu sekhodi. Ngezicelo ezibalulekile, singahlela ukufakaza komuntu wesithathu ukuze sanelise izidingo zekhwalithi ye-ASME.

10. Ulwazi Loku-oda Nokuxhumana

Ukucela ikhotheshini yeIpayipi elimbozwe ngensimbi elingenamthungo le-SA-210 Gr.C / 304L, sicela unikeze okulandelayo:

● Ububanzi bangaphandle (OD), ubukhulu bodonga oluyinhloko, ubukhulu be-cladding

● Ubude ngengxenye ngayinye (isib. 6 m, 12 m) kanye nobude obuphelele (m)

● Izinga elisebenzayo (Isigaba II se-ASME, i-EN12952-2, noma imininingwane yephrojekthi)

● Noma yikuphi ukuhlolwa okwengeziwe (i-bond shear, i-Charpy, ukugqwala kwe-intergranular)

● Ukuphela kokuphela (okucacile, okugobile, okugobile + okunobhotela)

● Ubuningi (izingcezu noma amamitha)

● Isikhathi sokulethwa (ichweba le-FOB China, i-CIF noma yiliphi ichweba elikhulu, i-Air shipping)

Insimbi Yom-Womic – Umlingani wakho wepayipi elinokwethenjelwa le-SA-210 Gr.C / 304L

Iwebhusayithi: www.womicsteel.com
I-imeyili: sales@womicsteel.com
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I-Womic Steel – Izixazululo zamapayipi ezimboziwe angu-316L ezenzelwe isevisi ye-CO₂, ibhoyila, i-heat exchanger, izinga lokushisa eliphansi, kanye nezinhlelo zokusebenza zokushisa okuphezulu.

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