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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 i-SA-210 Gr.C / 304L Clad Pipe

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 Ezibalulekile – 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 (Ukufakwa kwendwangu)
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 lwebhondi 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 ukuze uthole 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 inhlangano iyakhishwa 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 Ithubhu 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/umusi 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 kwepayipi 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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