Q: Dab tsi yog lub nra ntawm 150x150x7x10 h nqaj?
A: Lub peev xwm hluav taws xob ntawm 150 xk150x7x10 kub dov steel h nqaj nyob ntawm qib (A335, Q345) thiab ncua. For A36 (yield strength 250 MPa), a 6-meter span can bear about 12-15 tons of uniform load; Q235 (235 MPa) yog qis dua me ntsis ntawm 11-14 tons; Q345 (345 MPa) ncav 16-20 tons. Qhov no yog vim Q345 lub zog tshaj tawm lub zog txhim kho kev thauj khoom-cov kabmob muaj peev xwm. Cov nqaj ntawm 7 hli Web thiab 10mm Flange tuab muab cov ntu muaj zog ruaj khov, faib cov kev cuam tshuam zoo heev. Nws haum rau nruab nrab-load txheej qauv zoo li Rhiav thav ntawv lossis cov tsiaj me me. Txog kev suav cov kev suav, peb tuaj yeem muab cov ntaub ntawv qhia cov ntaub ntawv raws li koj qhov project luv thiab txhawb nqa cov haujlwm.
Q: Yog 100 x 10000x6x8 kab teeb muaj nyob rau hauv Q345?
A: Yog, lub 100 x100x6x8 h nqaj yog cov muaj nyob hauv Q345. Qhov loj me no yog ib qho loj me- tshooj qauv ua rau nws zoo {{8} {{8} Cov yam ntxwv zoo rau cov xwm txheej tab sis ruaj khov. Lub 6 hli web thiab 8 hli flange ntawm no nqaj, ua ke nrog Q345's 345 MPa tawm lub zog, muaj lub zog zoo dua Q235 ntawm tib qho loj. Nws tau dav siv nyob rau hauv lub teeb muaj vaj tse, cov cuab yeej siv neeg siv tshuab cov thav ntawv, thiab cov qauv kev coj ua ib ntus. Peb khaws cov khoom lag luam q 345 100 x100x8x8 ci kom ntseeg tau tias luv txhuas lub sij hawm, thiab kev cai ntev (li 12 meters) kuj tseem muaj nyob ntawm kev txiav txim.
Q: Dab tsi txawv ntawm A36 thiab Q235 rau H nqaj?
A: A36 thiab Q235 yog ob qho tib si qauv hlau sib txawv tab sis ua raws cov qauv sib txawv thiab muaj cov khoom sib txawv me ntsis. A36 ADHERES RAU ASTM Cov Qauv (US), nrog tsawg kawg yog 250 MPa thiab tensile lub zog ntawm 400- 550 mpa. Q235 yog Suav txheej txheem (GB / T 700) Qib, nrog 235 MPA tawm lub zog thiab 370-500 mpa tensile lub zog. A36 muaj lub zog siab dua me ntsis, thaum Q235 muaj cov nqi Veldability zoo dua thiab tus nqi qis. A36 yog qhov zoo dua rau cov phiaj xwm thoob ntiaj teb, tshwj xeeb tshaj yog nyob rau hauv North America, thaum Q235 yog cov kev tsim kho hauv tsev Suav. Ob txoj haujlwm rau cov thav ntawv dav dav, tab sis A36 sib haum me ntsis siab dua louver xav tau, thiab Q235 rau cov haujlwm-cov haujlwm siv nyiaj txiag.
Q: Tau 125x125 h cis yuav welded yooj yim?
A: Yog, 125x125 kub dov h tws (A36, Q235, Q245 qib) yog txhua qhov yooj yim rau Weld. A36 thiab Q235, raws li qes {8} Tshaaj} Cov hlau carbon, tsis muaj preheating nyob rau hauv thicknesses nyob rau hauv phau ntawv arc vuam lossis mig vuam. Q345 (low-alloy steel) only needs mild preheating for thicker sections, and matching E50-series welding rods ensure strong welds. Lub 125x125 qhov loj me yog ntu nruab nrab ua rau kev ua haujlwm kev ua haujlwm hloov tau, txawm hais tias rau kev sib dhos rau sab nraud lossis rooj tog zaum. Welds tswj cov qauv zoo thiab lub zog, txuam nrog cov hauv paus ntawm cov hlau ua haujlwm. Peb cov kws tshaj lij tuaj yeem muab cov kab hlau tshwj xeeb yog tias xav tau.
Q: Dab tsi yog qhov nyhav ntawm 175x175 h nqaj rau ib meter '?
A: Qhov hnyav rau ib lub ntsuas ntawm 175x175 h Beans sib txawv me ntsis los ntawm Flange / web tuab, tab sis raug xaiv tau li 45kg / m. Piv txwv li, lub 175x175x5x11 qauv nyhav txog 33kg / m, thaum lub sij hawm 175x175x5xx13 nyob ib ncig ntawm 43kg / m. Qhov hnyav sib txawv los ntawm flange (saum / hauv qab daim hlau) thiab cov phaj sab saum toj) thiab ntu tuab dua tshiab thiab muaj peev xwm thauj khoom dua. A36, Q235, thiab Q345 cov qib yuav luag txhua yam hnyav rau tib yam me me, raws li lawv qhov ntom ntom (txog 7.85g /M³) yog zoo tib yam. Peb muab cov ncauj lus piav qhia hnyav rau txhua 175x175 specification, pab nrog logistics npaj thiab qhov project them tus nqi kwv yees.
Teeb 2
Q: Cov qhab-nees twg 150x150x7x10 ci rau high- sawv?
A: Q345 qib yog qhov zoo tshaj plaws haum rau 150 x150x7x10 h tws nyob rau hauv high- sawv kev siv. Siab -}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}} Reprepure zog thiab muaj zog los rhuav cov rog / seismic rog. Q345's 345 MPa tawm lub zog nyob deb dua A36 (250 MPA) thiab Q235 (ua kom muaj sijhawm 150x150x7x10 tuaj yeem lis cov khoom siv hnyav tsis muaj deformation. Nws qhov zoo weldability pub ceev tsaj {{}}}} kab sib txuas, tseem ceeb rau cov qauv kev ruaj ntseg. A36 lossis Q235 tej zaum yuav yaum cov ntu tuab rau cov thauj khoom qub qub, nce phaus thiab tus nqi. Q345 kev sib npaug ntawm lub zog thiab ductility ua nws xaiv qhov qauv rau high {}} Rose ntsa.
Q: Yog 100 x100x6x8 Beams corrosion - tiv taus?
A: Lub 100 x100x8x8 kub dov h tws (A36, Q235, Q245) muaj cov corrosion tsis kam, tab sis tsis yog rau qhov chaw hnyav. Lawv cov Nand dub nplai muaj kev tiv thaiv ib ntus tiv thaiv xeb thaum lub sijhawm cia / thauj tab sis ris luv lub sijhawm. Hauv cov chaw qhuav hauv tsev (piv txwv li, cov khoom ntim khoom muag), tsis tas yuav muaj lwm yam ntxiv. Rau sab nraum zoov, noo, lossis thaj chaw ntug hiav txwv, peb pom zoo galvanizing, pleev xim, lossis epoxy txheej. Galvanizing ntxiv cov txheej zinc, txuas lub neej los ntawm 10 - 15 xyoo; isti - Cov xim corrosive xim yog tus nqi -} Siv tau ua haujlwm yooj yim me me. Cov kev kho mob khi zoo nrog cov kub dov saum npoo tom qab descaling. Peb tuaj yeem muab ua ntej -} Kev kho cov kab teeb los yog cov nqaj nyoos rau hauv chaw ua tiav.
Q: Dab tsi yog lub sij hawm ua rau q 235 125 x125 Beams?
A: Cov sijhawm ua rau q 235 125 x125 h cis nyob ntawm qhov ntau thiab cov lus qhia kom muaj nuj nqis thiab cov kev qhia tshwj xeeb. Rau cov qauv ntev (6M / 9M / 12m) hauv me me batches (tsawg dua los yog sib npaug ntawm 50 tons), peb muaj Tshuag thiab tuaj yeem xa tawm hauv 7}}}} 10 xyoo ua haujlwm. Rau cov xaj loj (ntau dua los yog sib npaug rau 100 tons) lossis kev cai ntev, txhuas lub sij hawm txuas mus rau 12-15 hnub ua haujlwm rau kub thiab ua haujlwm. Yog tias koj xav tau cov kev pabcuam ntxiv xws li kev txiav lossis tho, ntxiv 2-3 hnub ua haujlwm. Nrawv xaj (tsawg dua los yog sib npaug rau 30 tons) tuaj yeem ua tiav hauv 5-7 hnub nrog kev tsim tshwj xeeb. Peb yuav paub meej tias lub sijhawm ncua sijhawm tom qab koj sau kom muaj nuj nqis thiab cov kev xav tau hloov tshiab, thiab muab cov khoom siv hloov tshiab ntau dua.
Q: Can {36 175 x175 ci ci yuav txiav rau 8m?
A: Yog lawm, {{36 175 x175 h cis tuaj yeem txiav mus rau 8-meter ntev. Peb tus qauv A36 kab teeb tuaj hauv 6M, 9m, lossis 12m, tab sis peb muab kev cai txiav nrog cov ntshav siab lossis nplaim cutters. Cov txheej txheem txiav ua kom muaj qhov siab heev, nrog ntev ua kom ntev li ntawm ± 2mm, haum koj cov duab kos. A36 qhov qis cov ntsiab lus carbon cov ntsiab lus ua rau txiav kom haum, nrog cov npoo huv thiab tsis muaj kab nrib pleb. Tom qab txiav, peb tshem cov burrs kom tsis txhob muaj kev nyab xeeb kev nyab xeeb thaum teeb tsa. Txawm hais tias koj xav tau 8m lossis lwm yam kev cai ntev (3M-12m), peb tuaj yeem haum. Tsuas yog paub meej tias qhov ntev yuav tsum tau ntev thaum xaj, thiab peb yuav ua nws yam tsis muaj ncua ntxiv rau kev txiav cov qauv.
Q: Yog Q345 muaj zog tshaj A36 rau tib- ci ci?
A: Yog, Q345 yog muaj zog tshaj li A36 rau tib yam- loj bars. Q345 muaj tsawg kawg yog los lub zog ntawm 345 MPa, thaum A36 yog 250 mpa} Qhov no txhais tau tias Q345 tuaj yeem ris 38% ntau thauj khoom ua ntej deformation. Piv txwv li, ib 150x150x7x10x10 q345 nqaj muaj lub sijhawm twg ntawm 14th6 ntawm tib lub zog. Q345 lub zog zog ntau dua ntxiv tau siv cov ntu me me rau tib lub nra, txo qhov hnyav cov teeb meem thiab tus nqi. Txawm li cas los xij, A36 yog pheej yig dua thiab ntau weldable rau tsawg- load tej yaam num. Rau hnyav {{{{{{{} Lub luag haujlwm} Lub luag hauj lwm zoo li choj lossis siab {{sawv, q345 lub zog zoo dua yog qhov tseem ceeb; Rau lub teeb thav ntawv, A36 yog kev lag luam ntau dua.
Teeb 3
Q: Cov phiaj xwm dab tsi siv 150x150x7x10 q235 nqaj?
A: 150x150x7x10 Q235 H Beams yog dav siv hauv nruab nrab- thauj khoom siv cov phiaj xwm. Lawv muaj ntau nyob rau hauv ib leeg - zaj dab neeg muaj kev cob qhia, uas lawv txhawb sav trunses thiab Crane beams (rau lub teeb cranes tsawg dua lossis sib npaug rau 5 tons). Hauv tsev lag luam ua lag luam, lawv thaib me me ntawm cov partitions thiab sab hauv sab hauv, leverulition Q235's Weldability zoo rau Kev Sib Ntsib Yooj Yim. Kev siv hauv tsev siv lawv rau cov khoom siv villa thiab chav kawm kev txhawb nqa, raws li Q235 tus nqi- ua hauj lwm siv nyiaj txiag. Lawv kuj ua haujlwm hauv kev teeb tsa ua liaj ua teb xws li barns thiab cov tsev ntsuab, qhov twg corrosion kev pheej hmoo yog tsawg nrog kev pleev xim tsawg. Lawv 7 hli web thiab 10mm Flange Sib Tsoo muaj zog thiab qhov hnyav, ua rau lawv ntau yam rau tsis- huab ncu loadarios.
Q: Yog 100 x 10000x6x8 A36 Beams yooj yim thauj?
A: Yog, 100 x 10000x6x8 A36 H Beams yog yooj yim heev thauj. Lawv ntu me me (100 hli × 100 hli) thiab lub teeb hnyav (txog 17.2kg / m) tso cai ntau tshaj li 500 me me} kev sib tw ntev. Lawv haum cov qauv climsbed tsheb thiab 20ft / 40ft ntim tsis muaj overhang. Peb nqa lawv nrog cov ntawv tiv thaiv ntawm cov khaubncaws sab nraud povtseg ntawm cov khaubncaws sab nraud povtseg kom tiv thaiv khawb, thiab ruaj ntseg lawv nrog cov hlua hlau kom tsis txhob txav chaw thaum pib. Rau kev thauj mus los ntev ntev, lawv cov compact loj txo cov nqi logistics piv rau cov kab loj dua. Peb cov koom tes logistics tshwj xeeb hauv kev thauj cov hlau, ua kom pom kev nyab xeeb rau koj lub xaib. Peb tseem tuaj yeem muab cov phiaj xwm thauj khoom kom ua tau kev thauj mus zoo.
Q: Dab tsi yog qhov tuab ntawm 125x125 Q345 nqaj?
A: 125x125 Q345 h nqaj feem ntau muaj tuab tuab ntawm 6 {{18mm rau lub vev xaib thiab 9-11 hli rau lub Flange. Cov qauv tshwj xeeb tshwj xeeb suav nrog 125x125x9 (hnyav ~ 19.8kg / m) thiab 125x8x11 (hnyav ~ 25 )kg / m). Lub vev xaib (nruab nrab) tuab cuam tshuam rau shear tsis kam, thaum flange (saum / hauv qab) thickness cuam tshuam dabtsi yog khoov rau lub zog. Thicker ntu muab lub peev xwm ntau dua-piv txwv li, 12x8x11 tuaj yeem dais 20% ntau load dua 125 x 90xx9. Peb tuaj yeem muab cov ncauj lus kom ntxaws ntxig rau 125x Yog tias koj xav tau cov tuab tuab, peb tuaj yeem tshawb xyuas cov khoom lag luam lossis npaj cov kev cai tsim rau cov xaj loj.
Q: Puas yog q 235 175 x175 ci yuav bent?
A: Yog, Q 235 175 x175 h nqaj yuav tuaj yeem khoov rau hauv cov cuab yeej kev cai nrog cov cuab yeej tshaj lij. Q235 muaj qhov sib luag zoo (elongation ntau dua lossis sib npaug nrog 26%), ua rau nws muaj kev cuam tshuam tsis muaj kev tawg. Peb siv cov tshuab dabtsi yog khoov tshuab uas siv rau maj mam kom tsis txhob muaj teeb meem deformation. Qhov siab tshaj plaws khoov rau ntawm lub nqaj lub thickness {} Rau 175x175 teeb, peb feem ntau yog preheat cov chaw nyob qib me me (rau 100-} 150 qib) rau cov txiaj ntsig smoother, tshwj xeeb tshaj yog rau nruj me ntsis. Peb ntsuas piv txwv ua ntej kom ntseeg tau tias lawv tau ntsib koj cov specs, thiab tom qab khoov, kos rau kab nrib pleb. Dabtsi yog khoov yog qhov zoo rau nkhaus hauv archectural lossis kev tsim qauv.
Q: Ua ib {36 150 x150x7x10 ci teebs ntsib Astm?
A: Yog, {36 150 x150x7x10 h tws tag nrho tau ntsib ASTM cov qauv, tshwj xeeb ATM A36 / A36M. Peb nruj me ntsis ua raws li astm cov kev xav tau rau cov khoom siv tshuaj lom neeg (max carbon 0.25%, manganese 0.80 MPa, tensile 400-550 mpa). Txhua lub batch undergoes kev xeem zoo li tensile, kev cuam tshuam, thiab kev tshuaj ntsuam thiab kev soj ntsuam sab hauv los txheeb xyuas kev ua raws. Lub 150 x 100x10 qhov ntev tau ntsib astm lub siab zam cov qauv rau h nqaj ntu, nrog Flange / web tuab hloov pauv hauv ± 0.5mm. Peb muab cov ntawv pov thawj ntawm zeb xeem (MTCS) nrog txhua qhov kev txiav txim, cov kev ntsuam xyuas cov ncauj lus thiab cov kev ua haujlwm ASTM. Cov kab ntais no tau txais hauv North American thiab cov phiaj xwm thoob ntiaj teb yuav tsum tau ua Astm-ntawv pov thawj cov ntaub ntawv.
Teeb 4
Q: Qhov twg pheej yig dua: Q235 lossis 36 100 x100 Beams?
A: Q {235 100 x100 h cis feem ntau yog 10 - 15% pheej yig dua A36 ntawm tib qho loj. Tus nqi sib txawv los ntawm cov khoom siv raw thiab cov qauv kev kawm: Q235 yog ib tus neeg Suav muaj kev tshaj tawm, thaum A36 feem ntau cuam tshuam cov nqi ntshuam lossis cov qauv kev sib tw. Piv txwv li, ib 100 x100x6x8 Q235 nqaj nqi kwv yees li $ 500 / tuj, piv txog $ 550}} 580 / tuj rau A36. Qhov no ua rau Q235 muaj txiaj ntsig ntau dua rau cov haujlwm Suav hauv tsev Suav lossis cov khoom siv ua haujlwm. Txawm li cas los xij, yog tias koj qhov project xav tau ASTM ntawv pov thawj (piv txwv li cov phiaj xwm thoob ntiaj teb), A36 yog ib qho tsim nyog txawm tias muaj nqi ntau dua. Peb tuaj yeem muab cov ncauj lus kom ntxaws ntxaws rau ob qib raws li koj qhov kev txiav txim kom muaj nuj nqis los pab koj txiav txim siab.
Q: Dab tsi yog lub Max Spip rau 125x125 Q345 Beams?
A: Qhov ntau tshaj plaws ntev txog 125x125 Q345 H Beams nyob ntawm cov khoom siv thauj khoom thiab txhawb cov haujlwm. Rau cov ris tsho hnav ris tsho hnav (piv txwv li, lub vov tsev hnyav, 0.5n / m²), lub max ntev yog hais txog 8- 9 meters. Rau cov khoom thauj (piv txwv li, tib neeg, khoom siv, 2nn / m²), nws txo rau 6-7 meters. Nrog cov kev txhawb nqa ntawm ob xaus, SPAN tuaj yeem yog 10-15% ntev dua nrog kev txhawb nqa yooj yim dua. Q345's high strength allows longer spans than Q235 or A36-same-size Q235 beams max out at 7-8 meters for uniform loads. Rau spans tshaj 9 meters dua 9 meters, peb pom zoo ntxiv cov kev txhawb nqa nruab nrab lossis xaiv ntu loj dua (piv txwv li 150x150). Peb cov kws ua haujlwm tuaj yeem suav qhov tseeb Max ntev raws li koj qhov project cov ntaub ntawv tshwj xeeb load.
Q: Puas yog 175x175 A36 Beams siv hauv cov choj?
A: Yog, 175x175 A36 H BeGs tau siv me me rau nruab nrab- pan choj thiab cov neeg taug kev cov neeg taug kev hauv av thiab cov neeg taug kev hauv av. A36's lub zog zoo - {{- Qhov hnyav} Qhov hnyav ua nws haum rau cov gog dev thiab txhawb tw. Lub 175 x175 muab cov khoom lag luam tsis kam muaj rau spans txog 12 metres, txhawb nqa tsheb thauj khoom (txog li 10 tons neeg taug kev. Rau cov ntawv thov choj, peb feem ntau kho cov nqaj nrog kub - dip galvanizing los tiv thaiv corrosion los ntawm nag thiab noo noo. A36 ua raws li ASTM cov qauv tau txais los ntawm feem ntau cov choj Engineering cov lej hauv North America thiab lwm thaj chaw. Cov choj loj yuav tsum muaj cov ntu loj dua, tab sis 175x175 A36 ua haujlwm tau zoo rau tsawg {21} {{{} spur tej yaam num.
Q: Tuaj yeem q 345 150 x150x7x10 teeb ci yuav welded rau Q235?
A: Yog, q 345 150 x150x7xs tuaj yeem welded rau Q235 cov hlau, tab sis tsim nyog vuam txoj kev thiab cov ntaub ntawv xav tau. Qhov tseem ceeb yog siv cov hlua vuam uas phim cov khoom siv qis dua (Q2315)}}}} Peb pom zoo kom preheating lub Q345 me ntsis (rau 100-}}} 150 qib) yog tias cov tuab tshaj 12 hli, txo cov vuam kev ntxhov siab. Cov txheej txheem vuam yuav tsum tswj hwm cov lus qhia tshav sov kom tiv thaiv kom tsis txhob muaj ntau yam ntawm Q345 cov ntsiab lus alloy. Peb cov welders tau ntsib nyob rau hauv kev sib tw siv hlau disimililar steel vuam, thiab peb tuaj yeem muab ntawm-} tus txheej txheem kev qhia yog xav tau. Qhov kev sib xyaw ua ke no yog ib qho kev sib xyaw ua ke kom muaj zog thiab cov khoom siv tau zoo.
