Isifinyezo esiphezulu
Kumaphrojekthi e-EPC aphesheya kwezilwandle,I-EN 10219(I-European Standard) kanyeI-SAC GB/T 6728(I-Chinese Standard) ichaza izingxenye ezingenalutho ezakhiwe ngokubandayo ezihlanganisiwe ngobuchwepheshe (I-RHS, i-SHS, i-CHS). NgesikhathiS355JRisebenza njengenhlokoizinga elilingana nelesiShayina ku-Q355Bngenxa yamandla azo okukhiqiza angama-355 MPa afanayo, ukuvunyelwa ngabeluleki bephrojekthi kuncike kakhulu ezinhlakeni zamakhemikhali eziqinisekisiwe,I-EN 10204 3.1 MTCukulandeleka kwesakhiwo, kanye nokuhambisanaEN 1993 (i-Eurocode 3). Njengomholi waseShayinaumhlinzeki wesigaba esingenalutho esakhiweni, Iqembu le-Yuantai Deruninikeza ukuhlukaniswa okuningiliziwe okusekelwe kudatha komehluko obalulekile wokuthengwa kwempahla ohlanu ngezansi ukuze kukusize ukwazi ukuhambisa izinto ezijwayelekile futhi uthuthukise isabelomali sakho.
[Isibuyekezo Esijwayelekile Sakamuva]I-China ibuyekeze ngokusemthethweni izinga layo lokwakha ubanda ukuzeI-GB/T 6728-2025Ukuze ubukeze ukuthi lezi zibuyekezo zakamuva ze-metallurgical kanye nokubekezelelana zithinta kanjani imiklamo yakho yamanje yobunjiniyela uma kuqhathaniswa nezindinganiso zaseYurophu, funda ukuhlaziywa kwethu okukhethekile lapha:Umhlahlandlela Wokulanda Nokuqhathanisa we-PDF we-GB/T 6728-2025.
Ukuze uthole amabhidi ephrojekthi asebenzayo, ungathumela futhi i-Bill of Materials yakho (BOM) ngqo edeskini lethu lezentengiselwano elingezansi ukuze uthole ukuhlolwa okujwayelekile okwenziwe ngokwezifiso.
1. Uhlaka Lokulawula: EN 10219 vs GB/T 6728 Umehluko Ezivumelwaneni Zomhlaba Wonke
Ukuqonda ububanzi obuqondile bokulawula kanye negunya lesakhiwo se-Umehluko we-EN 10219 vs GB/T 6728kubalulekile ukuvimbela ukwenqatshwa kokuthobela imithetho ngesikhathi sokuhlolwa kwamaphrojekthi omhlaba wonke.
I-CEN EN 10219:Icacisa izimo zokulethwa kobuchwepheshe zamaphrofayili esakhiwo ahlanganisiwe abandayo. Leli zinga liyadingeka ngokwemvelo kumadizayini esakhiwo abalwe ngaphansiEN 1993 (i-Eurocode 3).
I-SAC GB/T 6728:Icacisa ubukhulu, ukuma, isisindo, kanye nokuphambuka okuvunyelwe ngaphakathi kohlaka olujwayelekile lwesizwe saseShayina lwezinhlelo zokusebenza ezijwayelekile zesakhiwo noma zokuthwala umthwalo.
Nakuba zombili izindinganiso zilawula amaphrofayili alinganayo ngokwesakhiwo, zikhonza izindawo ezahlukene zephrojekthi. Kwingqalasizinda kamasipala exhaswa nguhulumeni noma eYurophu, i-EN 10219 ngokuvamile ayixoxiswani ngenxa yemithetho yokuphepha yendawo. Kodwa-ke, ezakhiweni zezimboni zomhlaba wonke eziqhutshwa yi-EPC, ezakhiweni ezakhiwe ngaphambilini, kanye nozimele bokufaka ilanga, i-GB/T 6728 ivame ukwamukelwa ngokushintshaniswa kobuchwepheshe.
Njengomholi womhlaba wonkeUmhlinzeki we-RHS SHS we-EPCamaphrojekthi, i-Yuantai Derun Group iphatha umkhiqizo waminyaka yonke weAmathani ayizigidi eziyi-10, ukuqinisekisa ukuthi noma ngabe iyiphi indinganiso yenkontileka yakho, imibandela yakho yokulethwa kobuchwepheshe ihlangatshezwa ngokuphelele.
2. Ukulingana Kwebanga Lensimbi: Izakhiwo Zemishini Ezilinganayo ze-Q355B vs S355JR
Iphuzu elivame kakhulu lokungqubuzana ngesikhathi sokuthunyelwa okujwayelekile ukuhlonzaI-Q355B vs S355JR elinganayoi-matrix. Ekubunjweni kwesakhiwo,Q355Bkuvame ukuhlaziywa njengomlingani oyisisekelo we-EuropeanS355JR.
Ithebula Lokubhekisela Kobuchwepheshe: Amapharamitha Obuchwepheshe kanye Nemikhawulo Yamakhemikhali
Ukuze kuqinisekiswe ukuvunyelwa kochwepheshe bezakhiwo, amaqembu okuthenga kumele ahlole amapharamitha anembile amakhemikhali kanye nomshini anqunywe yizindinganiso ezifanele (ngobukhulu obujwayelekile ≤16mm:
| Isikhombisi Sobuchwepheshe kanye nepharamitha | I-CEN EN 10219-2 (S355JR) | I-SAC GB/T 6728 (Q355B) | Ukwehluka Okubalulekile Kobunjiniyela Nokucatshangelwa |
| Amandla Okukhiqiza Aphansi (Isivuno) | ≥ 355 MPa | ≥355 MPa | Zombili zabelana ngomkhawulo oqondile wesisekelo wokubala umthwalo wesakhiwo. |
| Amandla Okudonsa (Ukudonsa) | 470 – 630 MPa | 470 – 630 MPa | Ububanzi bokuqina kokuqina bufana ngokuphelele. |
| Ukwelulwa Kokuphuka (A)l) | ≥20% (Isikhathi eside) | ≥22% (Isikhathi eside) | I-GB/T 6728 iveza ipharamitha yokuguquguquka okuzenzakalelayo ephezulu kancane. |
| Amandla Omthelela (Umthelela) | ≥ 27 J @ +20℃ | ≥ 34 J @ +20℃ | Umehluko Obalulekile:I-GB/T 6728 Q355B iphoqelela ukumuncwa kwamandla okushisa okuphezulu kwegumbi. Kuzinhlelo zokusebenza ezingaphansi kwezinga-zero, amamaki kumele athuthukiswe abeS355J2(≥27J) nomaQ355D(≥34J) ku--20°C. |
| Okuqukethwe Okuphezulu Kwekhabhoni (C okuphezulu) | ≤0.22% | ≤0.24% | I-EN 10219 igcina umkhawulo oqinile kancane ku-carbon eyisisekelo yensimbi. |
| I-Max. Ladle Carbon Equivalent (CEV) | ≤0.45% | Ngokuvamile akuyona impoqo (kuya ngesivumelwano) | Ingozi Yobuchwepheshe:I-EN 10219 iyalela i-CEV engu-0.45% ukuqinisekisa ukushintshwa endaweni, kubalwa ngale ndlela: Uma befaka i-GB/T 6728 esikhundleni sayo, abathengi kumele bacele umshini wokubala nokubika leli nani ku-MTC. |
3. Ukubekezelelana Okulinganayo: Usayizi Wensimbi ye-RHS SHS CHS kanye Nokuhlukahluka
Ngale kwe-metallurgy yamakhemikhali, ukuhlukahluka okuqondile kuI-RHS I-SHS I-CHSubukhulu bensimbi nobukhululawula impumelelo yezinhlangano ze-modular ezinembe kakhulu kanye nokufakwa okuzenzakalelayo endaweni. Kumaphrofayili angenalutho anobude obujwayelekile ohlangothini (b, h) ngaphakathi kobubanzi obungu-100 mm-200 mm, ukubekezelelana kwejometri kubonisa ukwehluka okuhlukile:
Ukubekezelela Ubukhulu Bodonga:I-EN 10219 icacisa ukubekezelelana okungu-±10% kwamaphrofayili ahlanganisiwe (anomkhawulo ophezulu ovalwe ku-±2mm), kanti i-GB/T 6728 ivumela ukubekezelelana okujwayelekile okungu-± 10% okuvumela ukujiya kodonga okungaphansi kokulethwa kuye ngezigaba ezithile.
Irediyasi Yekona Yangaphandle (R):Ngobukhulu bodonga obungu-t ≤ 6mm, i-EN 10219 ikhawulela ngokuqinile irediyasi yekona yangaphandle ibe phakathi kuka-1.6t no-2.4t, kuyilapho i-GB/T 6728 ivumela ububanzi obubanzi obungu-≤ 2.0t. Lokhu kusho ukuthi amaphrofayili aseYurophu avumelana kakhulu nemingcele eqinile yenkolelo.
Ukuphambuka Kokusonta:I-EN 10219 iqinisa imingcele eqinile, ikhawulela ukujika kube ngu-≤ 2mm + 0.5mm/m. Ngokuphambene nalokho, i-GB/T 6728 ivumela kufikela ku-1.5mm/m noma u-0.15% wobude obuphelele.
Ukuze kususwe amaphutha ngesikhathi sokuhlolwa kwe-QA/QC ezingeni lesayithi, izinqubo zokulinganisa ezifanele zibalulekile. Isibonelo,ama-caliper kumele abekwe ngendlela efanele kude nemingcele enqunyiwe yamaphrofayili ukuze kugwenywe ukuphazamiseka kwe-burrUkulinganisa ngqo onqenqemeni kungabangela ukwakheka kokusika kwendawo kanye nama-burrs amancane ukuze ashintshe idatha yobukhulu bodonga ngokwenziwa.
4. Ukuqinisekiswa Kwekhwalithi: EN 10204 3.1 MTC kanye Nokulandelela Ukukhiqizwa Kwenombolo Yokushisa
Ukuze kulandelwe iphrojekthi yamazwe ngamazwe, uchungechunge lwemibhalo oluqinisekisa imvelaphi yezinto ezibonakalayo lubaluleke kakhulu njengezakhiwo zalo ezibonakalayo. Ukuthunyelwa okujwayelekile kudinga ukuqinisekiswa kokulandelela okucophelelayo.
Ngaphansi kokuthengwa okuphoqelelwe yi-Eurocode, abakhiqizi kumele banikeze isiqinisekiso esiqinisekisiwe ngokugcweleIsitifiketi Sokuhlola Izinto ze-EN 10204 3.1 (MTC)Lo mbhalo uqinisekisa ukuthi ukuhlaziywa kwamakhemikhali kanye nezindawo zokuhlola zemishini kuhambisana nezinga elifanele eliceliwe.
Ngokuhambisana nemigomo yokulandelela eqinile yabakhi be-EPC bomhlaba wonke, ukuqinisekiswa kwekhwalithi embonini yobuchwepheshe yokugoqa ebandayo kusekelwe eqinisweni lokuthi izakhiwo zensimbi zinqunywa ngokuphelele yi-coil yensimbi eyinhloko. Ngakho-ke, ukusebenza kokulawula ikhwalithi ku-Yuantai Derun Groupziboshwe ngqo kwiNombolo Yokushisa Yezinto Zokusetshenziswa Eziluhlaza.
Ukuqinisekisa ukuqinisekiswa okuphelele endaweni yephrojekthi, kuzothunyelwa izitifiketi zokuhlola izinto ze-EN 10204 3.1 ezihambisanayo kanye nemibhalo yokuthumela kanye nempahla, zifane nezinombolo zokushisa zezinto zokusetshenziswa eziboniswe kumathegi ephakheji yomkhiqizo. Le nqubo yokubhala imibhalo eqondile iqinisekisa ukuthi abahloli bensimu bangaqinisekisa ngokushesha ukwakheka kwamakhemikhali kanye nokuhlaziywa kwezitsha ngokumelene nebhili lakho lezinto zokwakha, kususwe izikhala zemibhalo ezivame ukuvimba ukuhlolwa kwesayithi kwamanye amazwe.
5. Ukuthobela Imithetho Yezentengiselwano: Ukumaka i-CE kanye Nokuphathwa Kwengozi Yokulwa Nokulahla Imfucuza
Ukwamukelwa kwezinto ezibonakalayo kuthonywa kakhulu ukunciphisa izingozi zezentengiselwano, imingcele yezokuthutha, kanye nemithetho yezohwebo yamazwe ngamazwe.
Isithiyo esiyinhloko ekutholeni imikhiqizo esezingeni elifanele yisitifiketi sesifunda. Amaphrojekthi aboshwe yimithethonqubo ye-European Union adinga isitifiketi esisebenzayoUkumaka kwe-CE kwezingxenye zensimbi ezakhiwe ngesakhiwoUma umenzi engenalo ukuhlolwa kwe-Factory Production Control (FPC) okudingekayo ukuze akhipheI-EN 10219Uma uphawu lwe-CE lungasebenzi ngokusemthethweni emasikweni, ukulingana kobuchwepheshe kuba yinto engabalulekile ngokusemthethweni.
Iqembu le-Yuantai Derun liphethe ngokugcweleUkumaka kwe-CE (EN 10219-1), BC1 (eSingapore), futhiI-ISO 9001/14001/45001izitifiketi, okuvumela ukuvunyelwa okushelelayo kuwo wonke amachweba aseYurophu nasemhlabeni jikelele.
Ukuhlela izinto zokuthutha kumele futhi kube okuqondile ukuze kuthuthukiswe ikhwalithi yakho yonkeintengo yengxenye yensimbi engenalutho ngethaniIthimba lethu lokuthumela lihamba phambili ekukhuliseni imithwalo yomthwalo ngokusebenzisa okujwayelekileIziqukathi ze-20GP (uqaphela ukuthi imininingwane yeziqukathi ze-20GP ihluke ngokuphelele kwezinye izindlela ze-High Cube/HQ ngokuphakama kanye namandla evolumu)ukuvumelanisa nemingcele yechweba lesifunda nokuvimbela ukubambezeleka okungalindelekile kokuphathwa kwendawo.
I-Matrix Efingqiwe: Uhlaka Lwesinqumo Sephrojekthi
| Izimo Nezidingo Zephrojekthi | Isenzo Sokuthola Esinconyiwe | Kudingeka Amadokhumenti |
| Indawo yaseYurophu, ukuqiniswa okuqinile kwe-Eurocode, ingqalasizinda yomphakathi, noma okucacileUkumaka kwe-CEiziqondiso. | Cacisa i-EN 10219 kuphelangemigqa eqinisekisiwe ye-Yuantai. | EN 10204 3.1 MTC + CE Isitifiketi |
| Amafreyimu ezimboni e-EPC aphesheya kwezilwandle, izakhiwo zokufaka ilanga ezizimele, noma izinhlelo ze-PEB. | Phakamisa i-GB/T 6728 (Q355B/D) njengendlela ehlukile elungiselelwe izindleko. | I-EN 10204 3.1 MTC |
Imibuzo Evame Ukubuzwa (Imibuzo Evame Ukubuzwa)
Umbuzo 1: Ingabe i-GB/T 6728 Q355B ingayithatha indawo ye-EN 10219 S355JR?
A1:Ngobuchwepheshe, yebo. Womabili la mabanga abelana ngamandla okukhiqiza angama-355 MPa futhi anikeza ukusebenza okufanayo kumafreyimu ajwayelekile esakhiwo. Kodwa-ke, ukushintshwa okuqondile kudinga imvume yomeluleki wesakhiwo kanye nokuqinisekiswa kwemikhawulo yokubekezelelana kwephrojekthi ethile.
UMBUZO 2: Uyini umehluko omkhulu wesakhiwo phakathi kwe-S355J2 ne-Q355D?
A2:Zombili zimelela amazinga aphezulu aklanyelwe izindawo ezinokushisa okuphansi.S355J2kudinga amandla amancane omthelela angama-Joules angu-27 ku--20°C, kuyilaphoQ355Didinga okungenani ama-Joules angu-34 ku--20°C. Ngokomsebenzi, i-Q355D ihlangabezana noma idlula imigomo yomthelela we-S355J2, okwenza kube yinto elingana nobuchwepheshe obuhle kakhulu.
Umbuzo 3: Ingabe umhlinzeki wezingxenye ezingenalutho ezakhiweni eShayina anganikeza ama-EN 10204 3.1 MTCs e-GB/T 6728?
A3:Yebo. Abakhiqizi be-Tier-1 abafana ne-Yuantai Derun bafometha yonke imibiko yokuhlolwa kwemishini ngokwezindinganiso ze-EN 10204 3.1, kungakhathaliseki ukuthi ziyini izincazelo zokukhiqiza, ukuqinisekisa ukulandelelwa kwedatha okujwayelekile kwabahloli bomhlaba wonke.
Isikhathi sokuthunyelwe: Julayi-06-2026
