Cov Lus Qhia Yooj Yim
EN10210 S355JR yog qhov qis-alloy, High-zog Txheej txheem steel tsim rau ntau yam ntawm cov ntawv thov engineering. Nws yog dav siv nyob rau hauv kev tsim kho thiab engineering rau nws cov khoom siv neeg kho kom zoo, weldability, thiab kav ntev. Tus "s" qhia cov qauv hlau, "355" Qhia tawm yam tsawg kawg los muaj zog hauv MPA, thiab "JR" hais txog nws cov kev cuam tshuam nyuaj ntawm chav (27 joules ntawm 20 degree).
En 10210 s355jr hollow seem
Txheem:En 10210
Qib:S355JR, S235JR, S235JRH, S275J {{} h, s275J2h, s25jj} {} h, s375nh, s355nh
Sab nraud ntawm lub cheeb:
1/2 nti - 24 nti (CHS)
20mm × 20mm {2}} hli × 1200mm (shs)
20mm × 30mm {2}} hli × 1500 hli (RHS)
Phab Ntsa Thickness:
1.3mm - 22 mm (CHS)
1.3mm - 50 hli (shs, rs)
Lub Phab Ntsa Thickness kam Zam: ±5%
Ntev:Feem ntau siv 5.8m, 6m, 12m, tab sis peb kuj tuaj yeem ua yog nyob ntawm cov neeg siv khoom.
Cov Txheej Txheem Txheej Txheem:
ERW: 20mm - 660 hli (OD) Phab Ntsa Thickness: 1.3mm {4} mm
LSAWW: 406mm {- 1420 hli (od) Phab ntsa tuab: 10mm {3 hli
SSAW: 219mm {- 4084 hli (od) Phab ntsa tuab: 7.75 {4}}. 4mm
Cov txheej:Cov xim dub, kua roj vanish, tiv thaiv cov roj xeb.
Cov Ntawv Thov:Cov cuab yeej ua liaj ua teb, cov qauv kws kos duab, kev tsim cov moj khaum rau choj thiab vaj tse,
Cov cuab yeej kho txhua yam, kev thauj mus los.
Tshuaj Muaj Tshuaj
|
Tshuaj Muaj Tshuaj |
Cov Khoom Siv |
|
Carbon (c): Tsawg dua lossis sib npaug rau 0. 24% |
Pab txhawb zog rau lub zog tab sis yog txwv rau kev tswj kom muaj weldability. |
| Silicon (si): Tsawg dua lossis sib npaug rau 0. 55% | Txhim kho lub zog thiab deoxidation thaum lub sij hawm steelmaking. |
| Manganese (mn): Tsawg dua lossis sib npaug nrog 1.60% | Txhim kho lub zog thiab tawv. |
| Phosphorus (p): Tsawg dua los yog sib npaug rau 0. 045% | Khaws qis kom tsis txhob brittleness. |
| Sulphur (s): Tsawg dua los yog sib npaug rau 0. 045% | Tswj kom txo qis kub tawg thaum vuam. |
| Nitrogen (n): Tsawg dua lossis sib npaug rau 0. 009% |
Lwm yam kab kawm:Me me ntawm txhuas (al), nitrogen (n), thiab lwm tus yuav yog tus qauv ua kom zoo thiab txhim kho cov khoom.
Cov Khoom Siv Neeg Kho Tshuab
Cov Khoom Siv Neeg Kho Tshuab |
Cov yam ntxwv |
| Paib lub zog (rov qab):Ntau dua los yog sib npaug rau 355 mpa | Qhov tsawg kawg ntawm kev ntxhov siab ntawm cov hlau pib deform plastically. |
| Tensile Lub Zog (RM):470-630 MPa | Qhov kev ntxhov siab tshaj plaws cov hlau tuaj yeem tiv taus ua ntej tawg. |
| Elongation thaum so (a):Ntau dua los yog sib npaug rau 22% (rau thickness tsawg dua los yog sib npaug rau 16 hli) | Qhia txog kev nkag siab thiab muaj peev xwm deform tsis muaj fracturing. |
| Kev Cuam Tshuam Tougness (KV):Ntau dua los yog sib luag rau 27 j ntawm 20 degree | Saib kom tsis kam rau brittle bacture nyob rau hauv chav tsev kub. |
Cov Khoom Siv Tseem Ceeb
Weldability:Zoo heev vim tswj cov ntsiab lus roj carbon thiab qis dua ntawm impurities li sulfur thiab phosphorus.
Muaj peev xwm:Zoo, cia nws tau yooj yim puab thiab fabricated.
Qhov ruaj khov:Siab tsis kam hnav thiab nkees, ua rau nws haum rau kev siv ntev.
Corrosion Kuj:Nruab nrab; Tej zaum yuav tsum muaj cov tshuaj tiv thaiv tiv thaiv hauv cov chaw muaj teeb meem.
Qhov Zoo
- Muaj zog thiab muaj sia: Kev sib xyaw ua ke ntawm cov txiaj ntsig siab meej lub zog thiab elongation zoo kom paub tias cov khoom tuaj yeem ua tau cov khoom siv hnyav thiab tiv thaiv hnyav.
- Zoo heev Weldability: Vim tias nws cov ntsiab lus carbon qis, s355jr yooj yim rau weld tsis xav tau preheating lossis tom qab weld kev kho cua sov.
- Cov Kev Tsim Nyog Zoo: Nws tuaj yeem ua tiav yooj yim los ntawm kev txiav, khoov, thiab tsim kev ua haujlwm.
- Nqi-Zoo: S3555jr muab lub zog siab-rau-qhov hnyav piv, txo cov nqi thiab txhim kho cov phiaj xwm kev lag luam tag nrho.
- Versatility: Haum rau ntau cov ntawv thov, los ntawm cov txheej txheem txheej txheem rau cov khoom siv kho tshuab.
Cov Kev Siv Cov Ntawv Siv
S355jr steel hollow tshooj yog dav siv nyob rau hauv cov ntawv thov kev lag luam thiab engineering, suav nrog:
Lub tsev kev tsim kho:Beams, txhua, thiab ua haujlwm.
Txuas hniav:Txheej txheem txheej txheem yuav tsum muaj lub zog siab thiab kav ntev.
Hnyav Machinery:Thav ntawv thiab txhawb nqa.
Cov Khoom Siv Industrial:Kev tso tsheb hlau luam, cranes, thiab conveyor tshuab.
Infrastructure:Yees, pylons, thiab kev tsheb nqaj hlau.
Hauv cov ntsiab lus, END10210 S355JR yog cov khoom siv zoo heev thiab cov nqi siv tau zoo uas ua ke cov khoom siv tau yooj yim zoo nrog kev ua thiab vuam. Nws cov kev siv ntau yam ua rau nws xaiv qhov uas nyiam tshaj plaws hauv ntau qhov kev tsim kho thiab kev tsim kho.
Cim npe nrov: EN10210 S355JR Hollow Secture, Tuam Tshoj, Tuam Tshoj chaw tsim khoom, Hoobkas, nqe
