ASTM A588 sib npaug kaum kub kub dov
A588
ASTM A588 yog HSLA hlau (lub zog siab, qis alloy) uas muaj ib qho me me ntawm cov alloy alloy, uas tuaj yeem txhim kho kev ua tau zoo ntawm A588 thiab nthuav nws cov ntawv thov ntau.
Ua ntej, cov txheej txheem Alloy hauv A588 lub kaum ntse ntse nce rau taw tes rau 50ksi thiab lub zog tensile rau 70ksi. Nyob rau tib lub sijhawm, A588 lub kaum sab xis steel muaj lub neej zoo corrospherity distance thiab tau siv dav hauv cov choj, vaj tse thiab lwm yam kev siv qauv qauv.
| Khoom npe | Sib npaug lub kaum steel 6m / 12m |
| Qho ntev | 6m / 9M / 10M / 12M / 12M, lossis txiav raws li koj xav tau |
| Lwm yam kev pabcuam | Kub dip galvanized, pre-galvanized, xim pleev xim, coated, txiav, dabtsi yog khoov, Punching tsuav koj tuaj yeem qhia peb qhov koj yuav tsum tau ua. |
| Khoom | S235jr S275JR S255JR S355JR S355JR S355JR S355JR S355JR/36 A572GR60 A992 A578 SS / SM / ST / STR / STR / STR / STR / STR / STR / STR / STR / STR / STR / STR / STR / STR / STR / STR / STR / STR / STR / ST365 Q420 Q420 Q460 Q650 |
| Kev siv | Neeg kho tshuab & chaw tsim khoom, steel nruj, nkoj roj, ua pob, ntaus nkauj, tsheb chassis. |
| Yam ntim | Khi nrog hlau strips thiab qhwv nrog daim ntawv pov thawj dej |
| Lub sijhawm khoom xa tuaj | Xa tawm hauv 3-7 hnub tom qab tau txais daim ntawv tso nyiaj |
A588 lub kaum sab xis hlau qib sib piv
Lub A588 suav nrog ntau cov qib kawm, txhua tus tsim rau cov ntawv thov tshwj xeeb:
A588 Qeb Ib Lub Npe: General qib nrog lub zog zoo thiab corrosion tsis kam.
A588 qib B steel hlau kaum sab xis: Txhim kho cov khoom rau cov ntawv thov ntau dua.
A588 qib qhab K lub kaum sab xis bar: Haum rau cov tuab tuab thiab cov ntawv thov hnyav.
| Teem nqi | Paib muaj zog (ksi) | Tensile lub zog (ksi) | Cov Kev Siv Raug Raug |
|---|---|---|---|
| A588 gr. Ib | 50 | 65 | Kev tsim kho dav dav, txuas hniav |
| A588 gr. B | 50 | 65 | Cov cuab yeej hnyav-cov qauv, cov ntawv thov marine |
| A588 gr. K | 50 | 65 | Tuab seem, huab cua huab cua phem |
Cov ntawv thov ntawm A588 sib npaug kaum steel
Kev tsim kho: Siv hauv kev tsim cov thav ntawv, txuas hniav, thiab cov yees, tshwj xeeb tshaj yog nyob rau sab nraum zoov chaw.
Cov cuab yeej lag luam: Haum rau cov tshuab hauv paus, platform, thiab txhawb nqa cov xwm txheej hnyav.
Tubrog marine: ua haujlwm hauv nkoj nkoj thiab cov txheej txheem sab hauv vim nws corrosion tsis kam.
Cov kev tsheb nqaj hlau Infrastructure: feem ntau siv nyob rau hauv railway lem thiab txhawb nqa cov qauv hauv cov chaw muaj kev ruaj.
Gnee Steel Angle Steel Chaw Tsim Tshuaj
Nrog 18 xyoo ntawm kev paub, GNEE muaj kev nkag siab tob ntawm qhov kev hloov pauv kev lag luam kev sib sib zog ua ke thiab ua rau cov kev txiav txim siab ntawm peb cov neeg. Peb cov network Spans thoob ib thaj chaw ib puag ncig, txhawb kev du thiab txuag kev sib pauv kev lag luam du. Txawm koj nyob qhov twg hauv lub ntiaj teb, GNEE saib xyuas cov kev nkag mus rau cov kev daws teeb hlau zoo.
