ASTM A992 H kab teeb(tseem hu ua Wide Flange lossis W-beams) tau dhau los ua tus qauv tsis sib haum xeeb rau cov qauv hlau. Tsim los muab cov txiaj ntsig zoo tshaj plaws thiab kev txhim kho weldability, cov kab teeb no yog cov pob txha ntawm ntau yam kev tsim kho vaj tse.
ASTM A992 H kab teeb
Yog tias koj yog tus neeg cog lus lossis tus tsim tawm, kev nkag siab txog cov txheej txheem tshwj xeeb ntawm cov kab teeb no yog qhov tseem ceeb. Tsis tas li ntawd, koom tes nrog A992 H beams tus neeg muag khoom paub txog kev ua kom ntseeg tau tias koj qhov project ua tau raws li cov qauv kev nyab xeeb thoob ntiaj teb thaum nyob hauv pob nyiaj siv.
Nyob rau hauv tsab xov xwm no, peb tshawb txog cov txheej txheem tseem ceeb ntawm A992 H beams thiab vim li cas lawv thiaj li nyiam xaiv rau engineers thoob ntiaj teb.
Ntau-Dab Neeg Ua Lag Luam thiab Chaw Nyob Hauv Tsev
Daim ntawv thov ntau tshaj plaws rau A992 H kab teeb yog nyob rau hauv framing ntawm siab -nce vaj tse.
Cov kab ntsug: Vim lawv lub zog muaj zog (50 ksi), A992 kab teeb tuaj yeem txhawb nqa loj ntsug loads nrog tus ntoo khaub lig me dua - seem piv rau cov qib qub steel.
Pem teb Joists thiab Girders: Lawv lub sijhawm siab ntawm inertia ua rau lawv zoo tagnrho rau kab rov tav spans, tso cai rau cov kws tsim qauv tsim qauv qhib loj - npaj chaw ua haujlwm nrog cov kab thaiv tsawg dua.
Muaj Warehouses thiab Factories
Rau cov chaw tsim khoom lag luam uas xav tau kev nthuav dav loj kom haum rau cov tshuab thiab kev xa khoom, A992 H kab teeb yog qhov tseem ceeb.
Loj Span Trusses: Lawv muab qhov tsim nyog rigidity los txhawb lub ru tsev hnyav tshaj qhov ntev tshaj 30 meters.
Crane Runway Beams: Hauv cov chaw tsim khoom nruab nrog cov nyiaj siv ua haujlwm cranes, A992 steel muaj qhov qaug zog tiv thaiv uas yuav tsum tau ua rau cov khoom siv rov ua dua tshiab ntawm kev nqa hnyav.
Kev tsim kho choj thiab Infrastructure
Infrastructure tej yaam num xav tau cov ntaub ntawv uas muaj peev xwm tiv taus ib puag ncig kev nyuaj siab thiab hnyav tsheb.
Txoj Kev Hla Hla: A992 steel yog dav siv hauv choj stringers thiab diaphragms.
Cov neeg taug kev taug kev: Vim A992 H kab teeb yog yooj yim rau vuam thiab ntsia liaj qhov rooj, lawv zoo meej rau kev sib dhos ceev ceev ntawm cov neeg taug kev txuas hniav hauv nroog.
Zog thiab Roj & Gas Structures
Hauv qhov xav tau ib puag ncig ntawm cov chaw tsim hluav taws xob thiab cov chaw ua kom zoo, kev ncaj ncees ntawm cov qauv tsis yog - sib tham.
Yeeb Nkab Racks: Cov kab teeb no txhawb nqa mais ntawm cov kav dej hnyav.
Kev them nyiaj yug Frames rau Heavy Machinery: A992 qhov kev kwv yees ductility ua kom ntseeg tau tias cov qauv txhawb kev vibrating turbines lossis hnyav boilers nyob ruaj khov nyob rau ntau xyoo ntawm kev siv.
Yog vim li cas qhov kev xaiv ntawm A992 H Beams Supplier Matters
Thaum cov khoom siv qib yog standardized, qhov zoo ntawm fabrication thiab mov saw kev ntseeg tau yuav txawv heev. Thaum xaiv tus xa khoom A992 H beams, xav txog cov hauv qab no "Tus nqi-Ntxiv" yam:
Precision Fabrication: Ib tus kws tshaj lij yuav tsum muab laser txiav, CNC drilling, thiab vuam neeg hlau. Qhov no ua kom ntseeg tau tias A992 H beams tuaj txog ntawm qhov chaw ua haujlwm npaj rau kev sib dhos tam sim, txo ntawm -cov nqi ua haujlwm hauv chaw.
Kev Tiv Thaiv Ntog: Rau cov qauv uas raug rau cov khoom, koj tus neeg muag khoom yuav tsum muab tua -blasting thiab siab -kev ua tau zoo priming (xws li zinc- nplua coatings) los tiv thaiv corrosion thaum lub sij hawm thauj mus los thiab kev tsim kho.
Traceability: Txhua lub nqaj yuav tsum tau nrog daim ntawv pov thawj Mill Test (MTC) los txheeb xyuas cov tshuaj muaj pes tsawg leeg thiab cov khoom siv tshuab.
Los ntawm cov skyscrapers nce mus rau cov khoom lag luam muaj zog, kev siv cov qauv ntawm A992 H kab teeb yog loj heev. Lawv kev sib xyaw ua ke ntawm lub zog siab, weldability, thiab tus nqi -kev ua tau zoo ua rau lawv qhov kev xaiv zoo tshaj plaws rau kev tsim vaj tsev niaj hnub no.
Ntawm Gnee, peb yog ntau tshaj li A992 H beams muab khoom. Peb yog koj cov koom tes hauv engineering, muab kev tsim kho thiab kev xa khoom thoob ntiaj teb kom ntseeg tau tias koj cov haujlwm tsim tau tsim los ntawm lub hauv paus ntawm kev ua tau zoo.
Hu rau tam sim no kom tau txais A992 H Beam Quote
A992 beam yog dab tsi?
Nws yog cov qauv hlau ntau tshaj plaws rau dav flange beams, tab sis tuaj yeem npog txhua qhov kub dov zoo. Nws suav hais tias yog ib qho pheej yig dua cov qauv hlau muab kev txhim kho lub zog rau qhov hnyav piv. Kev lag luam. Raws li cov khoom siv hlau, A992 steel beams yog qhov zoo tagnrho rau kev tsim kho.
Puas yog A992 muaj zog dua A36?
A992 steel feem ntau yog siv rau cov ntawv thov uas yuav tsum tau ua kom muaj zog thiab tiv taus cov seismic thiab cua zog, xws li siab- cov tsev nce siab, txuas hniav, thiab lwm yam kev tsim kho vaj tse tseem ceeb. Pros: Lub zog loj dua piv rau ob qho tib si A36 thiab A572, ua rau nws zoo tagnrho rau cov ntawv thov hnyav -.
Puas yog A992 tib yam li A572?
A992 feem ntau muaj raws li cov qauv duab, tsis yog daim hlau lossis cov kab tuav, thiab yog tus qauv rau dav -flange beams nyob rau hauv Teb Chaws Asmeskas Qhov Tseem Ceeb Qhov txawv: A572 Gr 50 yog qhov dav dav rau ntau hom thiab kev siv cov qauv siv dav dav, thaum A992 yog haum rau dav {{7}.
Dab tsi yog qhov tso cai khoov kev nyuaj siab rau A992 steel?
Cov qauv hlau zoo li A992 muaj lub zog tawm los (Fy) ntawm 345 MPa. * Kev Nyuaj Siab Tso Cai: Feem ntau cov qauv tsim, xws li AISC 360, siv qhov zoo ntawm kev nyab xeeb. Qhov kev cia siab dabtsi yog khoov feem ntau yog 0.66Fy=0.66 × 345 MPa =227.7 MPa rau.
A992 beam khoom yog dab tsi?
ASTM A992 steel yog astructural steel alloy feem ntau siv nyob rau hauv Teb Chaws Asmeskas rau steel dav -flange thiab kuv beams. Zoo li lwm yam carbon steels, qhov ceev ntawm ASTM A992 steel yog kwv yees li 7850 kg / m3(0.2836 lb/in3). ASTM A992 steel muaj cov yam ntxwv hauv qab no yam tsawg kawg nkaus, raws li ASTM specification A992 / A992M.