Khoom npe
Nruab nrab i - nqaj (loj - Tshooj Tshooj)
Lub hauv paus rau phau ntawv
TusNruab nrab i - nqaj (loj - Tshooj Tshooj)Ua kom muaj qhov sib txawv ntawm cov qauv siv cov nqaj thiab cov tsiaj qus heev uas siv hauv mega {{}}}}}}}}}}}}}}} txoj haujlwm. Nws yog ib lub Hoobkas - manufudenured I / h profile nrog interalal ntu yog tsis txaus tab sis tag nrho phaj girders yuav tsis muaj kev ntseeg. Feem ntau siv nyob rau hauv cov tsev muaj kev lag luam, nruab nrab {{}} span choj, crane khiav thiab hloov cov kab teeb.
Cov Kev Tshwj Xeeb
| Chaw ua uas tsis tau haus | Raug ntau / ntawv sau tseg |
|---|---|
| Seem qhov tob (H) | 300 - 900 hli(Feem ntau "nruab nrab" ntau yam nyob rau hauv loj -} }ect cov tsev neeg) |
| Flarch Dav (B) | 150 - 400 HLI |
| Web Thickness (Tw) | 8 - 25 hli |
| Flange Thickness (TF) | 12 - 60 hli |
| Pawg ib lub ntsuas | ~ 50 - 250 kg / m(nyob ntawm ntu ntu) |
| Txheem Ntev | 6 m, 9 m, 12 m; spliced rau kev tshaj tawm ntev dua |
| Cov ntaub ntawv / qib | S355 / s420 (en); A572 GR.50, A992 (ASTM); Huab Cua Hlau lossis siab dua - lub zog yog cov lus thov |
| Paib lub zog | ≈ 355 - 420 MPA(Qeb Nyob) |
| Lub zog tensile | ≈ 470 - 600 MPA(Qeb Nyob) |
| Raug fabricuric | Kub -}} rolled (qhov twg muaj), lossis welded / ua {{} {2 {tus qauv ntau thiab tsawg |
| Nto tas | Zeb, tua - blast + primer, kub} {}} dip galvanize, epoxy / pu txheej, lossis intumescent fireproofing |
Cov Nta Tseem Ceeb & Zoo
Optimized lub zog - rau - hnyav:Deeper Web thiab dav Flange Xa cov ntu theem siab yam tsis tau them tus nqi / kev nyuaj ntawm cov phaj loj.
Ntau yam sizing:Muaj raws li qauv nruab nrab - hnyav siv cov kab los yog li} welded ua kom tau raws li muaj lub peev xwm / thauj cov kev txwv / thauj.
Yooj yim ntawm kev txuas:Tiaj tus flanges thiab web piv txwv txoj kev bolting, vuam thiab kev sib txuas cov ntsiab lus txuas rau cov khoom sib txuas.
Zoo shear & lateral stability:Kev xaiv los ntxiv cov web stiffeners, flange stiffeners lossis npog daim hlau rau cov khoom ntim thiab shear {{0} tseem ceeb tshaj plaws.
Tus nqi -}} Zoo nyob rau -}} SITE SITE:Lub sijhawm qis dua lub sijhawm sib txawv dua li tag nrho cov phaj tsiaj thiab yooj yim dua / tuav dua li ntau tshaj ntu.
Txheej & Hluav Taws Kev Tiv Thaiv:Muab nrog cov tshuab saum npoo rau corrosive lossis hluav taws -}} rated ib puag ncig.
Cov Kev Siv Raug Raug
Muaj lub tsev ua thawj cov nqaj hlau thiab crane khiav (nruab nrab {{{{} duty} Dos dej Cranes).
Nruab nrab - spinn choj thiab Culverts uas dov qhov tob yog qhov zoo.
Hloov cov tsiaj qus thiab cov mezzanelline txhawb nqa hauv cov chaw khaws khoom thiab kev tsim khoom lag luam.
Cov tswv cuab txheej txheem nyob rau hauv ntau - stewer stewes tsheb ua si, cob qhia thiab khoom siv platform hnyav.
Rov qab dag zog ntxiv lawm, qhov chaw loj dua -} ntu hloov kho tau yog xav tau yam tsis muaj tag nrho cov phaj- girder nyuaj.
Fabrication & Tus Nqi -}} ntxiv cov kev xaiv
Ua - Up Xaiv:Welded Flange -}}}}} web phaj girders kom ua tiav tsis {2} tus qauv tob lossis dav.
Pre6 - drilling & coping:Cnc Qhov Qauv Qauv, Shear - bolt qhov thiab khw xov tooj ceev ceev.
Lub Vev Xaib & Stiffeners:Hoobkas kev txiav cov kev pabcuam, nrog kev siv lub cim thiab stiffeners haum.
Cambering:Lub Tuam Txhab Camber Cov Yeeb yaj kiab los them tus nqi pabcuam thiab tswj cov deflection.
Xaus:Txhaj tshuaj blasting, priming, kub - dip galvanizing, multi- lub tsho tiv no epoxy / pu lossis ncauj ris tsho.
Ua ntej -} assem::Ua ntej -} tacked splices, phim - drilling thiab shipping hauv pob khoom siv erection.
Kev Ruaj Ntseg Ua Tau Zoo & Kev Xeem
Mill Xeem Ntawv Pov Thawj (MTC) nrog cov ntaub ntawv & cov ntaub ntawv kho tshuab.
Kev tshuaj ntsuam seem: qhov tob, flange dav, web / flange tuab thiab txoj kev ncaj.
Weld Zoo: WPS / PQR -} tswj vuam nrog MT / ut / RT ntawm seamerical raws li teev.
Kev Kuaj Me: Tensile, Hardness thiab, yog tias yuav tsum muaj, cuam tshuam kev ntsuas rau tsawg- kub kev pab.
Kev Soj Ntsuam Xyuas Txheej: Zaj Duab Xis Thickness thiab Adhax sim ib qho kev qhia tshwj xeeb.
Ntim, Thauj & Tus Me Nyuam
Bundling:Ntu banded thiab sib cais los ntawm polymer / ntoo spacers kom tsis txhob muaj kev puas tsuaj.
Kawg Kev Tiv Thaiv:Kaum cov neeg tiv thaiv thiab ntug kev tiv thaiv rau coated / galvanized tiav.
Thauj:Tib -} daim ntev nce mus rau thauj / crane txwv; Ntev dua vans xa raws li cov spicfed ntu nrog phim - drilled splice daim hlau.
Lub sij hawm ua:Raug 4-8 lub lis piam rau Tshuag / txheem ntau thiab tsawg; 6 - {12+ lub lis piam rau ua -}} dua ntais tws (nyob ntawm qhov ntau thiab tsawg).
Xaj cov ntaub ntawv - dab tsi peb xav tau
Thov muab:
Yuav tsum tau ua luv luv luv luv luv luv luv (s) thiab thauj khoom (tuag, nyob, crane, point loads).
Xav tau ntu qhov tob lossis lub hom phiaj muaj peev xwm (lossis ntu uas twb muaj lawm).
Cov Khoom Siv Cov Khoom Siv thiab Ua tiav kev nyiam (xws li, s 355 + Primer, kub}} dip galvanize).
Cov ntsiab lus kev twb kev txuas thiab muaj ua ntej - drilling lossis daws cov cai.
Kev thauj mus los / cranage txwv ntawm qhov chaw (rau ib qho - txi siizing).
Kom muaj nuj nqis thiab xa khoom me nyuam.
Nrog cov tswv yim uas peb tuaj yeem hais tawm dov lossis ua {{{}} rig kev xaiv (thiab cov duab kos, thiab cov lus qhia ntxaws ntxaws.
Vim li cas thiaj xaiv cov nruab nrab no kuv - nqaj?
Nws ntaus cov kev coj ua ntawm kev ua tau zoo thiab tus nqi rau ntau qhov hnyav thiab muaj kev lag luam thiab kev lag luam ntau dua li cov tsiaj qus coob heev. Yog tias koj muab rau kuv luv thiab thauj cov ntaub ntawv Kuv yuav loj me ntsis Beam xaiv (dov vs ua {}}}
Cim npe nrov: Nruab nrab kuv {0} ge} bar nyob rau hauv loj steel, Tuam Tshoj nruab nrab Kuv} bar hauv seem stect hlau cov khoom lag luam, cov chaw muag khoom, Hoobkas
