Birta qaab-dhismeedka waa tayo sare leh (sida Q355B, S355GP, GR50), taas oo dabooli karta shuruudahaaga waxqabadka farsamada.
ASTM A588 iyo JIS A5528 Nooca AU Nooca Sheet Tuulmo Bir ah
Faahfaahinta Badeecada
| Shay | Faahfaahinta |
|---|---|
| Heerka Birta | ASTM A588 Fasalka B, JIS A5528 |
| Heerka Caadiga ah | ASTM, Heerka JIS |
| Waqtiga Bixinta | 10–20 Maalmood |
| Shahaadooyinka | ISO9001, CE FPC |
| Ballaca | 400mm / 15.75 inji; 600mm / 23.62 inji |
| Dhererka | 100mm / 3.94 inji – 225mm / 8.86 inji |
| Dhumucda | 9.4mm / 0.37 inji – 19mm / 0.75 inji |
| Dhererka | 6m–24m (9m, 12m, 15m, 18m caadiga ah; dhererka gaarka ah ayaa la heli karaa) |
| Nooca | Tuubada Xaashida Birta ah ee U-qaabaysan |
| Adeegga Habaynta | Jarjarid, feer, ama farsamayn gaar ah |
| Halabuurka Agabka | C ≤ 0.23%, Mn ≤ 1.35%, P ≤ 0.04%, S ≤ 0.04%, Cu 0.20-0.40% |
| U hoggaansanaanta Agabka | Waxay buuxisaa heerarka kiimikada ASTM A588 & JIS A5528 |
| Sifooyinka Farsamada | Wax soo saar ≥ 345–450 MPa; Gariir ≥ 485–610 MPa; Dheereynta ≥ 20% |
| Farsamada | Kulul oo la duubay |
| Cabbirrada la heli karo | PU400×100, PU400×125, PU400×150, PU500×200, PU500×225, PU600×130 |
| Noocyada Isku-xidhka | Larssen interlock, hot-rolled interlock, qaboojiye-rogmid |
| Shahaadada | ASTM A588, JIS A5528, CE, SGS |
| Heerarka Dhismaha | Ameerika: Heerka Naqshadeynta AISC; Koonfur-bari Aasiya: Heerka Injineernimada JIS |
| Codsiyada | Dekedaha, dekedaha, buundooyinka, godadka aasaaska qoto dheer, biyo-xireennada, ilaalinta xeebta iyo xeebta, ilaalinta biyaha, xakamaynta daadadka |
ASTM A588 Nooca U Cabbirka Tuubada Birta ah ee ASTM A588
| Qaabka JIS A5528 | Qaabka u dhigma ASTM A588 | Ballaca Waxtarka leh (mm) | Ballaca Waxtarka leh (in) | Dhererka Waxtarka leh (mm) | Dhererka Waxtarka leh (in) | Dhumucda shabakadda (mm) |
|---|---|---|---|---|---|---|
| U400×100 (SM490B-2) | ASTM A588 Nooca 2 | 400 | 15.75 | 100 | 3.94 | 10.5 |
| U400×125 (SM490B-3) | ASTM A588 Nooca 3aad | 400 | 15.75 | 125 | 4.92 | 13.0 |
| U400×170 (SM490B-4) | ASTM A588 Nooca 4 | 400 | 15.75 | 170 | 6.69 | 15.5 |
| U600 × 210 (SM490B-4W) | ASTM A588 Nooca 6 | 600 | 23.62 | 210 | 8.27 | 18.0 |
| U600 × 205 (La habeeyey) | ASTM A588 Nooca 6A | 600 | 23.62 | 205 | 8.07 | 10.9 |
| U750 × 225 (SM490B-6L) | ASTM A588 Nooca 8 | 750 | 29.53 | 225 | 8.86 | 14.6 |
| Dhumucda shabakadda (in) | Miisaanka Cutubka (kg/m) | Miisaanka Cutubka (lb/ft) | Agabka (Labada Heer) | Xoogga Wax-soo-saarka (MPa) | Xoogga Tijaabada (MPa) | Codsiyada Ameerika | Codsiyada Koonfur-bari Aasiya |
|---|---|---|---|---|---|---|---|
| 0.41 | 48 | 32.1 | ASTM A588 / SM490B | 345 | 485 | Dhuumaha yaryar ee degmooyinka iyo nidaamyada waraabka | Mashaariicda waraabka ee Indonesia iyo Filibiin |
| 0.51 | 60 | 40.2 | ASTM A588 / SM490B | 345 | 485 | Xoojinta aasaaska dhismaha ee Bartamaha Dhexe ee Mareykanka | Hagaajinta biyo-mareenka iyo kanaalada Bangkok |
| 0.61 | 76.1 | 51 | ASTM A588 / SM490B | 345 | 485 | Jidadka ilaalinta daadadka ee ku teedsan Xeebta Gacanka Mareykanka | Dib-u-soo-celinta dhulka yar ee Singapore |
| 0.71 | 106.2 | 71.1 | ASTM A588 / SM490B | 345 | 485 | Xakamaynta kala-goynta ee Dekadda Houston & dikes-ka saliidda shale ee Texas | Dhismaha dekedda badda qotoda dheer ee Jakarta |
| 0.43 | 76.4 | 51.2 | ASTM A588 / SM490B | 345 | 485 | Xeerarka wabiyada iyo ilaalinta bangiyada ee California | Xoojinta warshadaha xeebaha ee Magaalada Ho Chi Minh |
| 0.57 | 116.4 | 77.9 | ASTM A588 / SM490B | 345 | 485 | Godad qoto dheer oo saldhig ah oo ku yaal dekedda Vancouver | Mashaariicda dib u soo celinta dhulka ee ugu waaweyn Malaysia |
Xalka ka hortagga daxalka ee birta ah ee ASTM A588 U Nooca U
AmeerikaKuleylka kulul ee la galiyey si loo buuxiyo shuruudaha ASTM A123 (dhererka dahaarka zinc ugu yaraan 85 μm) oo leh dahaar 3PE ikhtiyaari ah; dhammaan dhammaystirku waa kuwo deegaanka u fiican (oo waafaqsan RoHS).
Koonfur-bari Aasiya: Iyada oo leh ≥100 μm oo ah galvanization kulul iyo laba lakab oo dahaarka dhuxusha epoxy ah, waxay u adkeysan kartaa 5000 saacadood oo tijaabo ah oo lagu buufiyo milix iyada oo aan miridhku lahayn, taas oo ku habboon in loo isticmaalo deegaanka badda ee kulaylaha ah.
Qufulka Tuubada Birta ee ASTM A588 Nooca U iyo waxqabadka biyaha aan biyuhu karin
Naqshadeynta: Isku xidhka Yin-yang, awood u yeelashada ≤1×10−7 cm/s
Ameerika: Waafaqsan heerka ASTM D5887 ee ka hortagga wasakhda
Koonfur-bari Aasiya: U adkaysta daadashada biyaha dhulka hoostiisa ah xilliyada roobka ee kulaylaha
Habka Wax-soo-saarka Tuubada Birta ASTM A588 Nooca U
Xulashada Birta:
Kuleylinta:
Kuleyli billets/slabs-ka ilaa ~1,200°C si aad u dabacsanaato.
Duubista Kulul:
Birta ku duub kanaallada U iyadoo la adeegsanayo mishiinnada duuban.
Qaboojinta:
Si dabiici ah u qabooji ama dab ku qabooji biyo si aad u hesho astaamo gaar ah.
Toosinta iyo Jarida:
Fiiro cabbirrada saxda ah oo u jar ballacyada iyo dhererka caadiga ah ama kuwa gaarka ah.
Kormeerka Tayada:
Samee tijaabooyin cabbir, farsamo, iyo muuqaal ah.
Daaweynta Dusha Sare (Ikhtiyaar):
Mari rinjiyeyn, galvanizing ama miridhku ka ilaaliyo haddii loo baahdo.
Baakadeynta iyo Rarista:
Xidh, ilaali, oo rarid si aad u qaadato.
ASTM A588 Nooca U Sheet Steel Tuulmo Codsiga Main
Dhismaha Dekadda iyo Dekadda: Tuubooyinka birta ah ayaa loo isticmaalaa in lagu dhiso darbiyo adag oo taageera xeebaha.
Injineernimada BuundadaWaxay sidoo kale bixiyaan ilaalin xoqid ah waxayna kordhiyaan awoodda qaadista culayska marka loo isticmaalo tuulmooyin baytari ah.
Taageerada Aasaaska Qoto dheer ee Baarkinka Dhulka Hoostiisa: Waxay bixiyaan taageero dhinac ah oo lagu kalsoonaan karo oo ku taal goob qodis ah waxayna ka ilaaliyaan dhulka inuu god galo.
Mashaariicda Ilaalinta BiyahaTuubooyinka birta ah waxay u dhaqmaan sidii caqabado biyood oo ammaan ah oo hufan oo ku saabsan tababarka wabiga, xoojinta biyo-xireennada, iyo dhismaha cofferdam.
Faa'iidooyinkayaga
Taageerada Deegaanka: Xafiiskayaga maxalliga ah iyo shaqaalaha ku hadla Isbaanishku waxay sahlaan isgaarsiinta.
Helitaanka Kaydka: Sahayda ayaa ku jirta mashruuca.
Baakad Ammaan ahTuubooyinka xaashida waxaa si adag loogu xiraa xirmooyin iyadoo lagu xirayo suuman, suuf iyo ilaalin qoyaan.
Saadka lagu kalsoonaan karo: Keenistayada naga timaadda waxay si nabad ah oo waqtigeeda ah ugu timaadaa goobtaada.
Baakadeynta iyo Rarista
Baakadaha tuulmooyinka xaashida birta ah:
Isku xidhkaTuubooyinka si habsami leh ayaa loo xirxiraa oo loo xiraa iyadoo la adeegsanayo suunka birta ah ama balaastikada ah.
Ilaalinta DhamaadkaDabool balaastig ah ama suuf alwaax ah ayaa loo isticmaalaa in laga ilaaliyo dhinacyada tuulmada dhaawac.
Ka Hortagga MirqaankaXirmooyinka waxaa lagu duubay lakab aan biyuhu karin, oo lagu daboolay saliid ka hortagta miridhku ama lagu daboolay balaastik.
Bixinta Tuubooyinka Birta ah ee Warqadaha ah:
Soo rarayaXirmooyinka waxaa si fudud loogu soo qaadi karaa fargeeto ama wiish si loogu raro gaariga xamuulka ah, sariirta fidsan, weelka.
XasilloonidaTuubooyinka si adag ayaa loo dul saaraa si loo joojiyo dhaqdhaqaaqa marka la xirxiro.
Soo dejintaXirmooyinka si taxaddar leh ayaa loo qaybiyaa si loo helo nadiif iyo si fudud loogu maareeyo goobta.
Su'aalaha Badiya La Weydiiyo
S: Ma waxaad ku iibisaa tuulmooyin bir ah Waqooyiga iyo Koonfurta Ameerika?
J: Haa, waxaan ku iibinaa tuulmo bir ah Ameerika, xafiisyadeenna maxalliga ah iyo taageerada ku hadasha luqadda Isbaanishka ayaa diyaar u ah inay gacan ka geystaan mashruucyada gobolka oo dhan.
S: Ma noo sheegi kartaa xirmada iyo rarista Ameerika?
A: Tuubooyinka xaashida birta ah waxaa si adag loogu buuxiyay darafyo balaastig ah iyo ilaalin daxalka haddii loo baahdo oo ay isku xidhaan baabuur waaweyn, sariiro fidsan ama weel si ammaan ah loogu geeyo goobtaada shaqada.
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