Tuam Tshoj Tus Neeg Muab Khoom Muab Cov Nqe Txo Rau Txhua Tus Qauv Tsheb Ciav Hlau GB
Kev loj hlob ntawmGB Txheem Hlau Railtuaj yeem taug qab rov qab mus rau thaum ntxov xyoo pua 19th. Ua ntej siv hlau, kev tsheb ciav hlau tau tsim los ntawm kev siv cov hlau cam khwb cia. Txawm li cas los xij, cov hlau no feem ntau tawg thiab tawg thaum muaj kev thauj khoom hnyav, txwv tsis pub kev ua haujlwm thiab kev nyab xeeb ntawm kev thauj mus los ntawm tsheb ciav hlau.
TXHEEJ TXHEEM TXOG KEV TSIM KHOOM
Kev hloov pauv ntawm cov hlau cam khwb cia mus rautsheb ciav hlautau tshwm sim maj mam dhau ntau xyoo caum. Nyob rau nruab nrab xyoo pua 19th, cov kws ua vaj tse tau pib sim nrog cov hlau wrought rails, uas ruaj khov dua thiab tsis yooj yim tawg dua li cov hlau cam khwb cia. Txawm li cas los xij, hlau wrought tseem muaj nws cov kev txwv hauv kev muaj zog thiab kev ruaj khov.
Xyoo 1860, cov txheej txheem Bessemer tau tsim tawm, uas tso cai rau kev tsim cov hlau zoo. Cov txheej txheem no suav nrog kev tshuab cua los ntawm cov hlau molten kom tshem tawm cov khoom tsis huv thiab tsim cov hlau nrog lub zog thiab kev tawv zoo dua.
Kev siv cov hlau hlau tau hloov pauv txoj kev thauj mus los ntawm tsheb ciav hlau. Cov hlau hlau muaj peev xwm tiv taus cov khoom hnyav dua thiab kev khiav ceev dua, ua rau muaj kev ua haujlwm zoo dua thiab muaj peev xwm ntau dua hauv cov kab ke tsheb ciav hlau. Nrog rau kev ruaj khov ntawm cov hlau hlau, cov nqi kho thiab lub sijhawm tsis ua haujlwm tau txo qis heev, ua rau kev ua haujlwm tsheb ciav hlau txhim khu kev qha thiab txuas ntxiv mus.
Txij li thaum muaj cov hlau rails los, muaj kev nce qib tas mus li hauv cov txheej txheem tsim hlau thiab kev tsim hlau rail. Cov hlau alloys nrog cov yam ntxwv tshwj xeeb, xws li kev tiv taus kev hnav siab thiab kev tiv taus corrosion, tau tsim los ua kom tau raws li qhov xav tau ntawm kev thauj mus los ntawm tsheb ciav hlau niaj hnub no.
Niaj hnub nim no, cov hlau hlau tseem yog qhov kev xaiv tseem ceeb rau kev tsim kho tsheb ciav hlau vim lawv lub zog, kev ruaj khov, thiab kev siv nyiaj tsawg. Lawv pheej raug txhim kho tas li kom tau raws li qhov xav tau ntawm kev lag luam thauj mus los.
Qhov Loj ntawm Khoom
| Lub Npe Khoom: | GB Txheem Hlau Rail | |||
| Hom: | Hnyav Rail, Crane Rail, Lub Teeb Rail | |||
| Khoom Siv / Cov Lus Qhia: | ||||
| Tsheb Ciav Hlau Sib: | Qauv/Khoom Siv: | Q235, 55Q ； | Cov Lus Qhia: | 30kg/m, 24kg/m, 22kg/m, 18kg/m, 15kg/m, 12 kg/m, 8 kg/m. |
| Hnyav Rail: | Qauv/Khoom Siv: | 45MN, 71MN; | Cov Lus Qhia: | 50kg/m, 43kg/m, 38kg/m, 33kg/m. |
| Crane Rail: | Qauv/Khoom Siv: | U71MN; | Cov Lus Qhia: | QU70 kg / m , QU80 kg / m , QU100kg / m , QU120 kg / m . |
GB Txheem Hlau Rail::
Cov Lus Qhia: GB6kg, 8kg, GB9kg, GB12, GB15kg, 18kg, GB22kg, 24kg, GB30, P38kg, P43kg, P50kg, P60kg, QU70, QU80, QU100, QU120
Tus Qauv: GB11264-89 GB2585-2007 YB/T5055-93
Khoom siv: U71Mn/50Mn
Ntev: 6m-12m 12.5m-25m
| Khoom muag | Qib | Qhov Loj ntawm seem (hli) | ||||
| Qhov Siab Rail | Qhov Dav Dav | Qhov Dav Ntawm Lub Taub Hau | Qhov tuab | Qhov hnyav (kgs) | ||
| Tsheb Ciav Hlau | 8KG/M | 65.00 | 54.00 | 25.00 | 7.00 | 8.42 |
| 12KG/M | 69.85 | 69.85 | 38.10 | 7.54 | 12.2 | |
| 15KG/M | 79.37 | 79.37 | 42.86 | 8.33 | 15.2 | |
| 18KG/M | 90.00 | 80.00 | 40.00 | 10.00 | 18.06 | |
| 22KG/M | 93.66 | 93.66 | 50.80 | 10.72 | 22.3 | |
| 24KG/M | 107.95 | 92.00 | 51.00 | 10.90 | 24.46 | |
| 30KG/M | 107.95 | 107.95 | 60.33 | 12.30 | 30.10 | |
| Tsheb ciav hlau hnyav | 38KG/M | 134.00 | 114.00 | 68.00 | 13.00 | 38.733 |
| 43KG/M | 140.00 | 114.00 | 70.00 | 14.50 | 44.653 | |
| 50KG/M | 152.00 | 132.00 | 70.00 | 15.50 | 51.514 | |
| 60KG/M | 176.00 | 150.00 | 75.00 | 20.00 | 74.64 | |
| 75KG/M | 192.00 | 150.00 | 75.00 | 20.00 | 74.64 | |
| UIC54 | 159.00 | 140.00 | 70.00 | 16.00 | 54.43 | |
| UIC60 | 172.00 | 150.00 | 74.30 | 16.50 | 60.21 | |
| Kev Nqa Tsheb Ciav Hlau | QU70 | 120.00 | 120.00 | 70.00 | 28.00 | 52.80 |
| QU80 | 130.00 | 130.00 | 80.00 | 32.00 | 63.69 | |
| QU100 | 150.00 | 150.00 | 100.00 | 38.00 | 88.96 | |
| qw 120 | 170.00 | 170.00 | 120.00 | 44.00 | 118.1 | |
QHOV ZOO
Hom thiab lub zog ntawmtxoj kev tsheb ciav hlauyog qhia los ntawm qhov hnyav kwv yees (kilograms) ib 'meter' ntawm qhov ntev. Piv txwv li, cov hom tsheb ciav hlau tam sim no hauv Suav teb yog 43kg / m, 50kg / m, 60kg / m, 75kg / m, thiab lwm yam. Qhov ntev ntawm cov tsheb ciav hlau hauv Suav teb: 43kg / m yog 12.5m lossis 25m; qhov ntev ntawm cov tsheb ciav hlau saum 50kg / m yog 25m, 50m, thiab 100m. Mus rau lub Hoobkas vuam tsheb ciav hlau kom vuam nws mus rau hauv txoj kev tsheb ciav hlau ntev 500m, thiab tom qab ntawd thauj nws mus rau qhov chaw tsim kho thiab vuam nws mus rau qhov ntev xav tau.
Cov lus qhia txog kev tsheb ciav hlau yuav txawv nyob ntawm seb qhov yuav tsum tau ua ntawm lub tsheb ciav hlau thiab lub tebchaws. Txawm li cas los xij, qee cov lus qhia feem ntau suav nrog:
Qhov Hnyav ntawm Txoj Kev Tsheb Ciav Hlau: Qhov hnyav ntawm txoj kev tsheb ciav hlau feem ntau yog qhia ua phaus ib yard (lbs/yd) lossis kilograms ib 'meter' (kg/m). Qhov hnyav ntawm txoj kev tsheb ciav hlau txiav txim siab qhov muaj peev xwm nqa khoom thiab kev ruaj khov ntawm txoj kev tsheb ciav hlau.
Tshooj Rail: Cov qauv ntawm txoj kev tsheb ciav hlau, tseem hu ua ntu tsheb ciav hlau, tuaj yeem sib txawv. Qee ntu kev tsheb ciav hlau suav nrog ntu I (tseem hu ua ntu "I-beam"), ntu UIC60, thiab ntu ASCE 136.
Ntev: Qhov ntev ntawm txoj kev tsheb ciav hlau tuaj yeem sib txawv nyob ntawm qhov kev tsheb ciav hlau tshwj xeeb, tab sis qhov ntev tus qauv feem ntau yog ntawm 20-30 meters.
Tus Qauv: Tej cheeb tsam lossis lub teb chaws sib txawv yuav muaj cov qauv tshwj xeeb rau kev tsheb ciav hlau. Piv txwv li, hauv North America, Lub Koom Haum Kev Tsheb Ciav Hlau Asmeskas (AAR) teeb tsa cov qauv rau cov lus qhia txog kev tsheb ciav hlau.
Qib Hlau: Qib tshwj xeeb ntawm cov hlau siv rau hauv kev tsheb ciav hlau tuaj yeem sib txawv. Cov qib hlau siv feem ntau suav nrog cov hlau carbon (xws li A36 lossis A709), hlau alloy (xws li AISI 4340 lossis ASTM A320), thiab cov hlau kho cua sov (xws li ASTM A759).
Kev Tiv Thaiv Kev Hnav: Cov tsheb ciav hlau raug kev hnav tas li los ntawm lub log ntawm cov tsheb ciav hlau. Yog li ntawd, kev tiv thaiv kev hnav yog qhov tseem ceeb rau cov tsheb ciav hlau. Ntau yam txheej txheem lossis kev kho mob tuaj yeem siv rau ntawm qhov chaw ntawm tsheb ciav hlau kom txhim kho kev tiv thaiv kev hnav.
Kev Sib Txuas: Cov pob qij txha ntawm txoj kev tsheb ciav hlau feem ntau xav tau kev sib txuas los txuas cov ntu ntawm txoj kev tsheb ciav hlau. Yog li ntawd, cov lus qhia ntawm txoj kev tsheb ciav hlau yuav suav nrog cov qauv rau kev sib txuas kom ntseeg tau tias muaj zog sib txuas thiab ruaj khov.
Lus Cim: Nws yog ib qho tseem ceeb uas yuav tsum xa mus rau cov qauv kev tsheb ciav hlau tshwj xeeb uas siv hauv koj cheeb tsam lossis lub tebchaws kom paub meej thiab meej.
PROJECT
Peb lub tuam txhab'scov lus qhia txog hlau tsheb ciav hlau13,800 tons ntawm cov hlau hlau xa tawm mus rau Tebchaws Meskas tau raug xa mus rau Tianjin Chaw nres nkoj ib zaug. Qhov project kev tsim kho tau ua tiav nrog txoj kev tsheb ciav hlau kawg tau ruaj khov tso rau ntawm txoj kab tsheb ciav hlau. Cov hlau hlau no yog los ntawm cov kab ntau lawm thoob ntiaj teb ntawm peb lub Hoobkas tsheb ciav hlau thiab cov hlau beam, siv cov txheej txheem tsim khoom thoob ntiaj teb rau cov qauv kev ua haujlwm siab tshaj plaws thiab nruj tshaj plaws.
Yog xav paub ntxiv txog cov khoom siv tsheb ciav hlau, thov hu rau peb!
WeChat: +86 13652091506
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Email:[email tiv thaiv]
Tuam Tshoj txoj kev tsheb ciav hlau, Tuam Tshoj txoj kev tsheb ciav hlau, GB Txheem Hlau Rail
DAIM NTAWV THOV
Lub teebTxoj Kev Tsheb Ciav Hlaufeem ntau yog siv rau kev tso cov kab thauj mus los ib ntus thiab cov kab tsheb ciav hlau hauv thaj chaw hav zoov, thaj chaw khawb av, cov chaw tsim khoom thiab cov chaw tsim kho. Khoom siv: 55Q / Q235B, tus qauv ua haujlwm: GB11264-89.
1. Kev thauj mus los ntawm tsheb ciav hlau
Cov hlau yog ib qho tseem ceeb thiab tseem ceeb hauv kev tsim kho thiab kev ua haujlwm ntawm txoj kev tsheb ciav hlau. Hauv kev thauj mus los ntawm txoj kev tsheb ciav hlau, cov hlau hlau yog lub luag haujlwm los txhawb nqa thiab nqa tag nrho qhov hnyav ntawm lub tsheb ciav hlau, thiab lawv qhov zoo thiab kev ua tau zoo cuam tshuam ncaj qha rau kev nyab xeeb thiab kev ruaj khov ntawm lub tsheb ciav hlau. Yog li ntawd, cov hlau hlau yuav tsum muaj cov khoom siv lub cev thiab tshuaj zoo heev xws li lub zog siab, kev tiv thaiv kev hnav, thiab kev tiv thaiv corrosion. Tam sim no, tus qauv tsheb ciav hlau siv los ntawm feem ntau cov kab tsheb ciav hlau hauv tsev yog GB / T 699-1999 "High Carbon Structural Steel".
2. Kev tsim kho vaj tse
Ntxiv rau qhov chaw tsheb ciav hlau, cov hlau hlau kuj tseem siv dav hauv kev tsim kho vaj tse, xws li kev tsim cov cranes, cov cranes ntauwd, cov choj thiab cov haujlwm hauv av. Hauv cov haujlwm no, cov hlau hlau siv ua cov hauv paus thiab cov khoom siv los txhawb thiab nqa qhov hnyav. Lawv qhov zoo thiab kev ruaj khov muaj qhov cuam tshuam tseem ceeb rau kev nyab xeeb thiab kev ruaj khov ntawm tag nrho cov haujlwm tsim kho.
3. Kev siv tshuab hnyav
Hauv kev tsim cov tshuab hnyav, cov hlau kuj yog ib qho khoom siv, feem ntau yog siv rau ntawm cov kev khiav uas muaj cov hlau. Piv txwv li, cov chaw ua haujlwm ua hlau hauv cov Hoobkas hlau, cov kab ntau lawm hauv cov chaw tsim tsheb, thiab lwm yam txhua tus yuav tsum siv cov kev khiav uas muaj cov hlau los txhawb thiab nqa cov tshuab hnyav thiab cov khoom siv uas hnyav kaum tons lossis ntau dua.
Hauv ntej, kev siv dav dav ntawm cov hlau rails hauv kev thauj mus los, kev tsim kho vaj tse, tshuab hnyav thiab lwm yam teb tau ua rau muaj kev pab tseem ceeb rau kev txhim kho thiab kev vam meej ntawm cov lag luam no. Niaj hnub no, nrog rau kev tsim kho tshiab thiab kev txhim kho ntawm thev naus laus zis, cov hlau rails raug hloov kho tshiab tas li kom hloov kho rau kev txhim kho tas li thiab kev nrhiav kev ua tau zoo thiab zoo hauv ntau qhov chaw.
NTIM THIAB XA KHOOM
Kev txhim kho GB Standard Steel Rail lub taub hau tsim kuj yog ib txoj hauv kev los txhim kho qhov tawv thiab kev tiv thaiv kev hnav.
Hauv seem ntawm lub taub hau tsheb ciav hlau ntawm txoj kev tsheb ciav hlau thaum ntxov, qhov chaw ntawm lub tread yog qhov mos mos, thiab cov arcs nrog lub vojvoog me dua siv rau ob sab. Txog rau xyoo 1950 thiab 1960, nws tau pom tias tsis hais txog lub taub hau tsheb ciav hlau uas tau tsim thawj zaug, tom qab hnav lub log tsheb ciav hlau, cov duab ntawm lub tread saum toj ntawm txoj kev tsheb ciav hlau yog yuav luag txhua lub vojvoog, thiab lub vojvoog ntawm lub arc ntawm ob sab yog qhov loj heev. Kev sim ua qauv pom tias qhov tev ntawm lub taub hau tsheb ciav hlau muaj feem cuam tshuam nrog kev ntxhov siab ntawm lub log-tsheb ciav hlau ntawm sab hauv ntawm lub taub hau tsheb ciav hlau. Txhawm rau kom txo qhov puas tsuaj ntawm kev tshem tawm txoj kev tsheb ciav hlau, txhua lub tebchaws tau hloov kho qhov tsim arc ntawm lub taub hau tsheb ciav hlau kom txo qhov kev hloov pauv yas.
Ua ntej, cov teb chaws tau ua raws li lub hauv paus ntsiab lus no hauv kev tsim cov GB Standard Steel Rail head tread: lub arc ntawm lub tsheb ciav hlau saum toj kawg nkaus ua raws li qhov loj ntawm lub log tread ntau li ntau tau, uas yog, qhov loj ntawm lub tread arc, xws li 59.9kg / m rail hauv Tebchaws Meskas, lub tsheb ciav hlau taub hau arc tau txais yuav R254-R31.75-R9.52; 65kg / m rail ntawm lub Soviet Union yav dhau los, lub tsheb ciav hlau taub hau arc txais yuav R300-R80-R15; UIC 60kg / m rail, lub tsheb ciav hlau taub hau arc txais yuav R300-R80-R13. Nws tuaj yeem pom los ntawm saum toj no tias qhov tseem ceeb ntawm kev tsim ntu ntawm lub taub hau tsheb ciav hlau niaj hnub no yog kev siv cov kab nkhaus nyuaj thiab peb lub voj voog. Ntawm sab ntawm lub taub hau tsheb ciav hlau, ib txoj kab ncaj nraim nrog lub sab saud nqaim thiab lub hauv qab dav dav tau txais yuav, thiab qhov nqes ntawm txoj kab ncaj nraim feem ntau yog 1: 20 ~ 1: 40. Ib txoj kab ncaj nraim nrog lub qhov nqes loj feem ntau siv rau ntawm lub puab tsaig qis ntawm lub taub hau tsheb ciav hlau, thiab lub qhov nqes feem ntau yog 1: 3 txog 1: 4.
Qhov thib ob, nyob rau hauv thaj chaw hloov pauv ntawm GB Standard Steel Railhead thiab lub duav tsheb ciav hlau, txhawm rau txo cov kab nrib pleb los ntawm kev ntxhov siab thiab ua kom muaj kev sib txhuam ntawm lub phaj ntses thiab txoj kev tsheb ciav hlau, ib qho nkhaus nyuaj kuj siv rau hauv thaj chaw hloov pauv ntawm lub taub hau tsheb ciav hlau thiab lub duav tsheb ciav hlau, thiab kev tsim qauv loj tau saws rau hauv lub duav. Piv txwv li, UIC txoj kev tsheb ciav hlau 60kg / m siv R7-R35-R120 hauv thaj chaw hloov pauv ntawm lub taub hau tsheb ciav hlau thiab lub duav. Nyiv txoj kev tsheb ciav hlau 60kg / m siv R19-R19-R500 hauv thaj chaw hloov pauv ntawm lub taub hau tsheb ciav hlau thiab lub duav.
Qhov thib peb, nyob rau hauv thaj chaw hloov pauv ntawm lub duav tsheb ciav hlau thiab hauv qab tsheb ciav hlau, txhawm rau ua tiav kev hloov pauv du ntawm seem, kev tsim qauv nkhaus nyuaj kuj tau txais yuav, thiab kev hloov pauv maj mam txuas nrog lub nqes hav ntawm lub hauv qab tsheb ciav hlau. Xws li UIC60kg / m tsheb ciav hlau, yog siv R120-R35-R7. Nyiv 60kg / m tsheb ciav hlau siv R500-R19. Tuam Tshoj 60kg / m tsheb ciav hlau siv R400-R20.
Plaub, hauv qab ntawm txoj kev tsheb ciav hlau yog tiaj tiaj, yog li ntawd seem ntawd muaj kev ruaj khov zoo. Cov ntsej muag kawg ntawm txoj kev tsheb ciav hlau yog nyob rau ntawm lub kaum sab xis, thiab tom qab ntawd puag ncig nrog lub vojvoog me me, feem ntau yog R4 ~ R2. Sab hauv ntawm txoj kev tsheb ciav hlau feem ntau yog tsim los ntawm ob kab kab oblique, qee qhov siv ob chav nqes hav, thiab qee qhov siv ib qho nqes hav. Piv txwv li, UIC60kg / m txoj kev tsheb ciav hlau siv 1: 275 + 1: 14 ob chav nqes hav. Nyiv txoj kev tsheb ciav hlau 60kg / m siv 1: 4 ib qho nqes hav. Tuam Tshoj txoj kev tsheb ciav hlau 60kg / m siv 1: 3 + 1: 9 ob chav nqes hav.
KEV TSIM KHOOM
Ua nyob rau hauv Suav teb, thawj-chav kawm kev pabcuam, txiav-edge zoo, ntiaj teb-nrov npe
1. Cov teebmeem ntawm qhov ntsuas: Peb lub tuam txhab muaj cov khoom siv loj thiab lub Hoobkas hlau loj, ua tiav cov teebmeem ntawm qhov ntsuas hauv kev thauj mus los thiab kev yuav khoom, thiab dhau los ua lub tuam txhab hlau uas koom ua ke kev tsim khoom thiab kev pabcuam
2. Kev sib txawv ntawm cov khoom: Kev sib txawv ntawm cov khoom, txhua yam hlau uas koj xav tau tuaj yeem yuav tau los ntawm peb, feem ntau koom nrog cov qauv hlau, cov hlau rails, cov hlau sheet piles, photovoltaic brackets, channel steel, silicon steel coils thiab lwm yam khoom, uas ua rau nws yooj ywm dua Xaiv hom khoom xav tau kom tau raws li qhov xav tau sib txawv.
3. Kev muab khoom ruaj khov: Muaj cov kab tsim khoom thiab cov saw hlau ruaj khov dua tuaj yeem muab kev muab khoom txhim khu kev qha dua. Qhov no tseem ceeb heev rau cov neeg yuav khoom uas xav tau cov hlau ntau.
4. Kev cuam tshuam ntawm hom lag luam: Muaj kev cuam tshuam ntau dua rau hom lag luam thiab kev ua lag luam loj dua
5. Kev Pabcuam: Ib lub tuam txhab hlau loj uas koom ua ke kev hloov kho, kev thauj mus los thiab kev tsim khoom
6. Kev sib tw nqi: tus nqi tsim nyog
* Xa email mus rau[email tiv thaiv]kom tau txais ib daim ntawv hais txog koj cov haujlwm
COV NEEG SIV KHOOM MUS SAIB
Cov Lus Nug Feem Ntau
1. Kuv tuaj yeem tau txais cov lus hais los ntawm koj li cas?
Koj tuaj yeem tawm lus rau peb, thiab peb yuav teb txhua cov lus raws sijhawm.
2. Koj puas yuav xa cov khoom raws sijhawm?
Yog, peb cog lus tias yuav muab cov khoom zoo tshaj plaws thiab xa khoom raws sijhawm. Kev ncaj ncees yog peb lub tuam txhab lub hauv paus.
3. Kuv puas tau txais cov qauv ua ntej kev txiav txim?
Yog, tau kawg. Feem ntau peb cov qauv yog pub dawb, peb tuaj yeem tsim los ntawm koj cov qauv lossis cov duab kos duab.
4. Koj cov nqe lus them nqi yog dab tsi?
Peb lub sijhawm them nyiaj ib txwm yog 30% tso nyiaj, thiab so tawm tsam B / L. EXW, FOB, CFR, CIF.
5. Koj puas lees txais kev tshuaj xyuas los ntawm lwm tus?
Yog peb lees txais kiag li.
6. Peb ntseeg koj lub tuam txhab li cas?
Peb tshwj xeeb hauv kev lag luam hlau tau ntau xyoo ua tus neeg muag khoom kub, lub hauv paus chaw nyob hauv xeev Tianjin, txais tos los tshawb xyuas txhua txoj kev, los ntawm txhua txoj kev.
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