S355JO Lub kaum ntse ntse yog siv dav hauv cov qauv tsim, xws li cov ncej, kab teeb, kab thiab kev txhawb nqa. Nws lub zog siab thiab corrosion kuj ua rau nws yog ib qho tseem ceeb ntawm cov khoom siv hauv tsev.
| Elongation (feem pua , Ntau dua lossis sib npaug); Thickness (t) hli; L0=80 hli | ||||||
| Khoom siv | Tsawg dua los yog sib npaug li 1 | 1< t ≤1.5 | 1.5< t ≤ 2 | 2 |
2.5< t < 3 | Orientation ntawm cov khoom xeem |
| S355 | 14 | 15 | 16 | 17 | 18 | Parallel |
| 12 | 13 | 14 | 15 | 16 | Hloov | |
| Elongation (feem pua , Ntau dua lossis sib npaug); Thickness (t) hli; L0=5.65 √So | ||||||
| Khoom siv | t Tsawg dua lossis sib npaug li 40 | 40< t ≤63 | 63 | 100 | 150 | Orientation ntawm cov khoom xeem |
|
| S355 | 22 | 21 | 20 | 18 | 17 | Parallel |
| 20 | 19 | 18 | 18 | 17 | Hloov | |
S355JO Lub kaum ntse ntse kuj yog cov khoom tseem ceeb hauv kev tsim choj. Vim nws lub zog siab thiab corrosion tsis kam, S355JO Lub kaum ntse ntse tuaj yeem tiv taus qhov hnyav thiab hnyav ib puag ncig ntawm cov choj. Hauv cov txheej txheem choj, S355JO Lub kaum feem ntau yog siv rau cov khoom xws li girders, bull legs thiab cross beams.
S355JO Lub kaum ntse ntse yog siv dav hauv kev tsim cov cuab yeej siv tshuab. Vim nws lub zog muaj zog thiab zoo heev hnav tsis kam, S355JO Lub kaum sab xis muaj peev xwm tswj tau qhov kev ruaj ntseg zoo nyob rau hauv kev siv zog ua haujlwm. Hauv kev tsim cov cuab yeej siv tshuab, S355JO Angle feem ntau yog siv rau cov khoom xws li racks, txhua kab thiab zawv zawg txaj.
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