Cov khoom lag luam
S355 yog cov txheej txheem micro - qeb alloy tau siv rau ntau cov ntawv thov. Nws yog sib Txheej nrog ib qho kev sib tw muaj zog ntawm 27 J ntawm ob peb qhov kub, tab sis ENT 1000027 muab cov lus qhia yuav ua li cas rau kev tsim qauv.
Cov Khoom Siv
| Ntiag tug | Tus nqi |
|---|---|
| Teem nqi | S355 |
| Lub hom phiaj | EN 10025-2 |
| Qhov siab (h) | 300mm |
| Flarch Dav (B) | 300mm |
| Web Thickness (T_W) | 12mm |
| Flange Thickness (T_F) | 20mm |
| Qho hnyav | 110,5 kg / m |
| Paib lub zog | Ntau dua los yog sib npaug rau 355 mpa |
| Lub zog tensile | 470-630 MPa |
| Elongation | Ntau dua los yog sib npaug rau 22% |
| Tshuaj Muaj Tshuaj | Cov pa roj carbon (c): tsawg dua los yog sib npaug rau 0.22%, manganese (mnc): 1.40 |
| Kev nyiaj tau | ± 0.05mm |
Tshuaj lom neeg muaj pes tsawg leeg ntawm S355jR
| Lub Npe Lub Npe |
C |
Mn |
Si |
P |
S |
N |
CU |
Lub TSHUAB |
|
S355jr |
0.24 |
1.06 |
0.55 |
0.04 |
0.04 |
0.012 |
0.55 |
0.45-0.47 |
Lub cev lub cev ntawm S355JR
| Tuab (mm) |
Rau 3 |
3-100 |
100-150 |
150-250 |
|
S355jr |
510-680 |
470-630 |
450-600 |
450-600 |
Cov Ntawv Thov
Cov Haujlwm Hnyav Cais Ua Haujlwm:Los ntawm cov choj loj heev rau cov tunnels thiab dams,S355 H Nqaj HlauMuab lub zog thiab kev ruaj khov yuav tsum tau rau cov cuab yeej siv hluav taws xob uas yuav tsum tau ua kom muaj kev thauj khoom ntau thiab cov rog.
Muaj cov txheej txheem:Txawm hais tias koj tsim lub tuam txhab, cov nroj tsuag hluav taws xob, lossis cov chaw cia khoom,S355 H Nqaj HlauMuab cov kev ua tiav thiab cov qauv kev txhawb nqa tau pab tsim nyog rau cov chaw muaj kev lag luam uas cuam tshuam nrog cov tshuab cov tshuab hnyav thiab khoom siv.
Lub tsev lag luam: S355Puas yog qhov kev xaiv zoo heev rau loj - nplai ua lag luam kev lag luam, muab ob qho tib si tsim kho thiab cov lag luam uas xav tau txhim kho lub peev xwm.
Hu rau tam sim no kom tau S355 nqe lus
