ASTM A501 hlauyog dub thiab kub dipped galvanized kub-ua welded thiab seamless carbon steel structural tubing rau choj, tsev, thiab lwm yam kev tsim kho dav dav.
Cov Khawm Navigation
ASTM A501 Qhov Loj Ntau Yam
Kev faib tawm ntawm cov qib
Cov Duab Hollow Section
Cov Khoom Siv Raw
Cov Txheej Txheem Tsim Khoom
Cov Tshuaj Lom Zem ntawm ASTM A501
Cov Khoom Siv Kho Tshuab ntawm ASTM A501
Kev kam rau siab ntawm ASTM A501
Kev kho kom zoo nkauj
Qhov tsos
Kev cim
Cov Qauv Tseem Ceeb
Cov ntawv thov
Peb Qhov Zoo
ASTM A501 Qhov Loj Ntau Yam
Kev faib tawm ntawm cov qib
ASTM A501 tau muab faib ua peb qib, Qib A, Qib B, thiab Qib C.
Cov Duab Hollow Section
Duab plaub fab, puag ncig, duab plaub fab, lossis duab tshwj xeeb.
Cov Khoom Siv Raw
Cov hlau yuav tsum ua los ntawm cov txheej txheem ua hlau los ntawm cov pa oxygen lossis cov hluav taws xob arc.
Cov hlau tuaj yeem raug pov rau hauv cov ingots lossis tej zaum yuav raug cam khwb cia.
Cov Txheej Txheem Tsim Khoom
Cov kav dej yuav tsum ua los ntawm ib qho ntawm cov txheej txheem hauv qab no:tsis muaj qhov tsis sib xws; kev vuam hlau los ntawm lub cub tawg (kev vuam txuas ntxiv mus);Kev vuam hluav taws xob tsis kam (ERW)los yog kev vuam hlau uas nyob hauv qab dej (SAW) ua raws li kev rov ua kom sov thoob plaws hauv seem thiab kev tsim kub los ntawm kev txo lossis kev ua kom zoo nkauj, lossis ob qho tib si.
Qhov kev tsim cov duab kawg yuav tsum ua los ntawm cov txheej txheem kub.
Yuav tsum tau ntxiv kev kho cua sov rau cov raj uas muaj phab ntsa tuab dua 13 hli [1/2 nti].
Cov Tshuaj Lom Zem ntawm ASTM A501
Txoj Kev Ntsuas: ASTM A751.
Hauv tus qauv ASTM A501, muaj ob txoj kev tshuaj xyuas rau cov tshuaj lom neeg ntawm cov hlau: kev tshuaj xyuas thermal thiab kev tshuaj xyuas khoom.
Kev tshuaj xyuas thermal yog ua thaum lub sijhawm yaj cov hlau. Nws lub hom phiaj yog xyuas kom meej tias cov tshuaj lom neeg ntawm cov hlau ua tau raws li qhov yuav tsum tau ua ntawm tus qauv tshwj xeeb.
Kev tshuaj xyuas cov khoom, ntawm qhov tod tes, yog ua tom qab cov hlau twb tau ua tiav lawm. Txoj kev tshuaj xyuas no yog siv los xyuas kom meej tias cov tshuaj lom neeg ntawm cov khoom kawg ua tau raws li cov kev cai tshwj xeeb.
Cov Khoom Siv Kho Tshuab ntawm ASTM A501
Cov txheej txheem sim thiab cov lus txhais yog ua raws li cov kev cai ntawm ASTM A370.
Phab ntsa tuab ≤ 6.3 hli [0.25in] tsis tas yuav kuaj qhov cuam tshuam.
Kev kam rau siab ntawm ASTM A501
Kev kho kom zoo nkauj
Rau cov kav dej uas yuav tsum tau kub-dip galvanized, cov txheej no yuav tsum ua tau raws li cov kev cai ntawm Specification A53/A53M.
Ntsuas tus nqi ntawm cov txheej txheej rau ntawm qhov chaw sab nraud ntawm cov yeeb nkab kom paub qhov hnyav/tuab ntawm cov txheej txheej.
Qhov tsos
Cov kav dej yuav tsum tsis muaj qhov tsis zoo thiab muaj qhov chaw du thaum lub sijhawm tsim khoom kub.
Cov qhov tsis zoo ntawm qhov chaw yuav tsum raug cais ua qhov no thaum qhov tob ntawm qhov tsis zoo ntawm qhov chaw tshaj 10% ntawm cov phab ntsa nominal thickness.
Cov qhov tsis zoo uas xav tau kev kho yuav tsum raug tshem tawm tag nrho los ntawm kev txiav lossis sib tsoo ua ntej vuam.
Kev cim
Daim ntawv cim ASTM A501 yuav tsum muaj cov ntaub ntawv hauv qab no tsawg kawg nkaus:
Lub npe ntawm tus neeg tsim khoom
Hom lag luam lossis cov cim lag luam
Loj
Lub npe ntawm tus qauv (xyoo ntawm kev tshaj tawm tsis tas yuav tsum muaj)
Qib
Txhua qhov ntev ntawm cov kav dej qauv yuav tsum tau cim los ntawm ib txoj kev tsim nyog, xws li dov, stamping, stamping, lossis pleev xim.
Rau cov kav hlau uas muaj qhov loj tshaj 50 hli [2 nti] OD, nws raug tso cai rau cim cov ntaub ntawv hlau ntawm daim ntawv lo uas txuas rau txhua pob.
Cov Qauv Tseem Ceeb
ASTM A53/A53MCov Lus Qhia Tshwj Xeeb rau Cov Yeeb Nkab, Hlau, Dub thiab Kub-Dipped, Zinc-Coated, Welded, thiab Seamless.
ASTM A370: Cov Txheej Txheem Xeem thiab Cov Lus Txhais rau Kev Xeem Tshuab ntawm Cov Khoom Hlau.
ASTM A700: Phau Ntawv Qhia rau Kev Ntim Khoom, Kev Cim, thiab Kev Thauj Khoom rau Cov Khoom Hlau rau Kev Xa Khoom.
ASTM A751: Cov Txheej Txheem Xeem thiab Kev Xyaum rau Kev Tshuaj Xyuas Tshuaj ntawm Cov Khoom Hlau.
ASTM A941: Cov Lus Hais Txog Hlau, Hlau Tsis Xeb, Cov Khoom Sib Txuas, thiab Ferroalloys.
Cov ntawv thov
Feem ntau siv rau hauv kev tsim kho thiab kev tsim kho vaj tse.
Kev tsim kho choj: vim nws cov khoom siv kho tshuab zoo thiab lub zog, nws tsim nyog rau cov khoom tseem ceeb ntawm cov qauv choj, suav nrog cov girders uas muaj cov khoom thauj, cov decks choj, thiab cov qauv txhawb nqa.
Kev tsim kho tsev: nws tuaj yeem siv rau hauv cov qauv pob txha ntawm cov tsev, suav nrog cov kem, beams, framing systems, thiab ru tsev thiab pem teb txhawb nqa.
Cov Ntawv Thov Txog Kev Tsim Kho Dav DavNtxiv rau cov choj thiab cov tsev, nws kuj tsim nyog rau lwm cov haujlwm uas xav tau kev txhawb nqa, xws li kev tsim cov chaw ua si, chaw nres tsheb, tsev kawm ntawv, thiab lwm yam chaw pej xeem loj.
Cov ntawv thov kev lag luamHauv qee qhov chaw ua haujlwm, xws li cov chaw tsim khoom thiab cov tsev rau khoom, cov hlau no kuj tseem siv tau los tsim cov qauv txhawb nqa, cov thav duab ru tsev, thiab lwm yam qauv uas muaj peev xwm thauj khoom tau.
Kev Tsim Kho Vaj Tse: Cov hlau no kuj tseem siv tau rau hauv cov chaw tsim kho xws li cov paib tsheb, teeb pom kev zoo, thiab cov pej thuam sib txuas lus, piv txwv li.
Peb Qhov Zoo
Txij li thaum nws tau tsim tsa xyoo 2014, Botop Steel tau dhau los ua tus thawj coj hauv kev muab cov yeeb nkab carbon steel hauv Northern China, paub txog nws cov kev pabcuam zoo heev, cov khoom lag luam zoo, thiab cov kev daws teeb meem dav dav. Lub tuam txhab cov khoom lag luam dav dav suav nrog cov yeeb nkab seamless, ERW, LSAW, thiab SSAW, nrog rau cov yeeb nkab fittings, flanges, thiab cov hlau tshwj xeeb.
Nrog kev cog lus ruaj khov rau qhov zoo, Botop Steel siv cov kev tswj hwm thiab kev ntsuam xyuas nruj kom ntseeg tau tias nws cov khoom muaj kev ntseeg siab. Nws pab neeg muaj kev paub dhau los muab cov kev daws teeb meem tus kheej thiab kev txhawb nqa kws tshaj lij, nrog rau kev tsom mus rau kev txaus siab ntawm cov neeg siv khoom.
Cov Cim Npe: ASTM a501, qib a, qib b, qib c, raj hlau, raj hlau qauv.
Lub sijhawm tshaj tawm: Tsib Hlis-06-2024