High Tensile S355J {1}}} x152x67 \/ 74 universal nqaj
S355J {0} me steel h nqaj yog lub zog loj ntawm 355 MPa cov cuab yeej siv kub, suav nrog cov khoom siv tsawg dua - suav nrog kev ua kom zoo.
S355j {{{1} hect hlau yog qhov haum rau kev tsim kho, tshuab ua khoom, tshwj xeeb rau cov qauv uas yuav tsum muaj zog thiab qee yam kev ua kom nruj.
Cov lus qhia tshwj xeeb ntawm UB 457x152x67 \/ 74 h zoo li tus hlau
Qhov siab: 457 hli
Flange Dav: 152 hli
Web Thickness: 67 hli (UB 457x152x67) lossis 74 hli (UB 457x152x74)
Nyhav:
Qhov hnyav ntawm UB 457x152x672 hoov qauv yog kwv yees li {}} kg \/ m (flange tuab).
Qhov hnyav ntawm UB 457x152x152x74 hect nqaj yog me ntsis siab dua, ntawm kwv yees li {{1 kg \/ m.
Tshuaj lom neeg muaj pes tsawg leeg ntawm s355j {1}}} hlau h
Cov pa roj carbon (c): 0. 22%
Silicon (si): 0. 55%
Manganese (MN): 1.60%
Phosphorus (p): tsawg dua lossis sib npaug rau 0. 035%
Sulphur (s): Tsawg dua lossis sib npaug rau 0. 035%
Lwm cov ntsiab lus: xws li chromium (cr), npib tsib), molybdenum (mo), thiab lwm yam yuav raug hloov kho raws cov kev siv tshwj xeeb.
Cov khoom siv neeg kho tshuab ntawm s355j {1}} qauv ha nqaj
Paib lub zog: ntau dua los yog sib npaug rau 355 mpa
Lub zog tensile: {470-630 mpa mpa
Elongation: ntau dua los yog sib luag rau 21% (cov qauv txheej txheem tuab tsawg dua lossis sib npaug rau 16 hli)
Kev Cuam Tshuam Lub Zog: 27 J (thaum -20 degree)
Daim Ntawv Thov ntawm UB 457x152x67 h nqaj Steel qauv: Nws yog qhov tsim nyog rau kev txhawb nqa cov qauv nrog nruab nrab ntawm cov nroj tsuag thiab cov choj.
UB 457 x 752X74 H-puab cov ntawv thov Beam, nrog lub vaj tse tuab, nws muaj cov laj thawj loj ntawm cov vaj tse siab thiab cov choj uas yuav tsum tau muaj zog dua.
