Cov lus qhia ntxaws ntxaws ntawm en 10210 leeg
En 10210 yog European cov qauv uas qhia meej txog cov kev xav tau rauKub-tiav Cov Qauv Hollowua los ntawm cov tsis-alloy thiab nplua-grained steels. Cov ntu no yog siv dav siv hauv kev tsim kho, cov choj, tshuab, thiab lwm yam khoom siv-cov kab ke tsim tau vim lawv lub zog siab, kav tsim nyog, thiab tsim qauv tsim nyog. Hauv qab no yog cov kev qhia dav dav ntawm tus qauv:
Qhov ntawm tus qauv
En 10210 siv rauWelded kub-tiav Hollow ntu(Ua los ntawm kub-rolling lossis kub-ua qauv) nrog cov qauv ntawm cov qauv sib txawv hauv qab no:
Vas Hollow ntu (AS)
Square hollow cov ntu (shs)
Rectangular Hollow Sections (RHS)
Cov ntu no yog tsim rau cov ntawv thov cov kev thov uas tshuab kev ua tau zoo thiab tawm tsam rau kev siv hluav taws xob lossis zoo li qub yog qhov tseem ceeb.
Cov Khoom Siv Qeb
Tus qauv npog cov qhablig steel rawspaib lub zogthiabKev Cuam Tshuam, suav nrog:
S235jrh(Yam tsawg kawg nkaus paib lub zog: 235 MPA)
S275J0H/S275J2H
S355J0H/S355J2H(Feem ntau rau cov kev siv high-zog)
S460J0H/S460J2H(ultra-siab lub zog rau cov qauv hnyav-)
- Cov Khoom Siv Tseem Ceeb Cov Khoom:
Tshuaj Muaj Tshuaj: Cov kev txwv nruj me ntsis rau cov pa roj carbon (c), manganese (mn), leej faj (p) cov ntsiab lus.
Kev Cuam Tshuam: Cov qhab nia nrog cov lus qhia tiav "J2H" lossis "J {1} {{{{{{{{{}}}}}}}}}}}}}}}}}}}} degree).
Cov txheej txheem tsim khoom
Kev Sib Tw Kub: Cov hlau yog qhov zoo li qhov kub (900-1200 degree), txhim kho cov khoom sib txawv thiab txo cov kev ntxhov siab uas muaj kev nyuaj siab.
Vuam: Cov npoo ntev ntawm cov nqeg yog welded sivHigh-zaus Induction Vuam (HFIW)lossisSubmerged Arc Vuam (pom)Cov. Welds yauv tsis yog kev sim ua txhaum (NDT) los xyuas kom muaj kev ncaj ncees.
Kev Ua Haujlwm Tom Qab: Li qub (kev kho cua sov) yuav tau siv rau ua kom ua kom ua kom ua kom zoo cov qauv zeb thiab txhim kho cov khoom siv txhua yam.
Qhov ntev thiab kev ua kom muaj kev puas tsuaj
Cov loj loj loj:
CHS: Outer txoj kab uas 1 / 2 - 24 nti, Phab ntsa thickness 1. 3 - 22 hli.
Shs: Sab ntev 20 - 1200 mm, phab ntsa thickness 1. 2 - 50 hli.
Rs: Ntev sab 30 - 1500 mm, luv dua sab {1}} mm, phab ntsa thickness 1. {Mm.
Kev thev: Txwv nruj me ntsis rau kev sib txawv ntawm cov kev sib txawv, suav nrog txoj kab uas hla / dav (± 5%), thaiv cov duab hluav taws xob (ovrity.
Cov Khoom Siv Neeg Kho Tshuab
EN 10210 Qhia rau cov khoom siv hauv qab no yam tsawg kawg rau cov qauv qib:
| Qib hlau | Yield zog (mpa) | Tensile lub zog (mpa) | Elongation (%) |
|---|---|---|---|
| S235jrh | Ntau dua los yog sib npaug rau 235 | 360–510 | Ntau dua los yog sib npaug rau 24 |
| S355J2H | Ntau dua los yog sib npaug rau 355 | 470–630 | Ntau dua los yog sib npaug rau 22 |
| S460J0H | Ntau dua los yog sib npaug rau 460 | 550–720 | Ntau dua los yog sib luag rau 17 |
Ntxiv Yuav Tsum Tau:
Kev Cuam Tshuam Lub Zog: Piv txwv, S355j2h yuav tsum muaj ntau dua lossis sib npaug rau 27 j ntawm -20 degree.
Kev Ntsuas Hardness: Txhawm rau tiv thaiv kev loj hlob sai.
Cov ntawv thov thiab cov txiaj ntsig
Kev tsa tsev: Lub tuam tsev tsim, trusses, txhua, thiab tsev vov tsev.
Tus choj: Main Girders, Piers, thiab Bracing Systems.
Muaj Machinery: Crane booms, conveyor thaves, thiab cov cuab yeej hnyav.
Cuab Yeej Siv Hluav Taws Xob: Lub teeb pom kev zoo, chaw ntau pob, thiab cov pa hluav taws.
- Qhov Zoo:
Siab tergional thiab dabtsi yog khoov pob tw.
Optimized qhov hnyav-rau-muaj zog piv.Du surfaces rau txheej yooj yim lossis galvanizing.Cov khoom lag luam
Kev sib piv nrog EN 10219 (txias-tsim cov ntu)
| Yam zoo | En 10210 (kub-ua tiav) | En 10219 (txias-tsim) |
|---|---|---|
| Kev tsim khoom | Tsim ntawm qhov kub siab (900-1200 degree). | Tsim nyob rau hauv chav tsev kub. |
| Kev ua | Kub-dov lossis kub-ua; Txhim kho cov khoom siv cov khoom siv. | Txias-sib sau; ua tiav qhov siab dua qhov tseeb. |
| Cov Khoom Siv Qeb | S235JRH, S275J {0 h, s35j30h, s46} j0h, thiab lwm yam, thiab lwm yam. | Cov qhab nia zoo ib yam (piv txwv li, s235jrh, s355j2h). |
| Cov Khoom Siv Neeg Kho Tshuab | Ntau dua cov tawv thiab kev sib txuas vim yog qhov ua kom sov. | Me ntsis qis tawv; Zoo heev sab. |
| Cov Ntawv Thov | Hnyav-load txheej txheem (txuas hniav, vaj tse siab nyob). | Lub teeb yuag hnav (Façades, Hniav moj khaum). |
| Tus nqi | Cov nqi siab dua vim yog cov txheej txheem kev tsim khoom. | Ntau tus nqi-siv tau rau kev siv tas nyuaj. |
| Residual kev nyuaj siab | Txo cov kev ntxhov siab qis dua vim kev ua kom kub siab. | Siab dua cov kev ntxhov siab ntau dua vim yog khaub thuas txias. |
| Nto tas | Du surfaces, haum rau kev ua kom hnyav tshaj plaws. | Cov chaw ua si du heev, zoo tagnrho rau kev ua kom zoo nkauj. |
| Kev Siv Cov Ntaub Ntawv | Kev lag luam Machinery, Offshore platforms, cov thav duab hnyav. | Cov luag haujlwm txhawb nqa, qauv kws kho vajtsev. |
Nto Kho thiab Kev Tiv Thaiv Corrosion
Kub-DIP Galvanizing: Muab kev tiv thaiv kev mob corrosion ntev rau sab nraum zoov.
Painting / Hmoov Txheej: Txhim kho kom zoo nkauj thiab ua kom ruaj khov.
Moj voog tu: Txhim kho adhesion ntawm txheej.
Tswjhwm Thiab Ntawv Pov Thawj
Kev kuaj: Tshuaj ntsuam xyuas tshuaj, Tensile kuaj, Charpy kev xeem, kev ntsuam xyuas Hardness, thiab ndt (ultrasonic lossis scorgraphic tshuaj xyuas cov welds).
Daim ntawv muaj cai: CE khij raws li EU cov khoom siv kev cai (CPR).
Tag
EN 10210 hot-finished hollow sections are a cornerstone of modern structural engineering, offering exceptional strength, reliability, and adaptability. Cov kws tsim khoom lag luam yuav tsum xaiv cov qib uas tsim nyog thiab ntsuas raws li cov khoom yuav tsum tau ua, cov kev cai ib puag ncig, thiab cov kev txiav txim siab. Ua raws li cov qauv txheem kev nyab xeeb thiab ua tau zoo hauv cov ntawv thov tseem ceeb. Txhawm rau kom cov ncauj lus kom ntxaws qhia, sab laj cov ntaub ntawv EN 10210 lossis koom ua ke nrog cov tuam txhab uas muaj pov thawj.
Cim npe nrov: en 10210 hlab, Suav teb, cov chaw muag khoom, chaw tsim tshuaj paus, Hoobkas, nqe
