Q215a yog cov pa roj carbon cov hlau txheem nrog cov ntsiab lus hais tshwj xeeb:
Khoom: Q215a (Cov ntsiab lus carbon tsawg dua lossis sib npaug rau 0.15%, zoo plasticity thiab weldability) 1
Paib lub zog: Ntau dua los yog sib npaug rau 215 MPa (txawv nrog tuab) 1
Lub zog tensile: 335-450 mpa 1
Elongation: Ntau dua los yog sib npaug rau 13% 1
Cold Bend Xeem: 180℃khoov khoov tsis muaj kev tawg pleb 1
Ntau qhov ntau thiab tsawg: 21.3 × 2.8mm (piv txwv), ntev 6m, phab ntsa tuab 2.0-4.5mm 2
Nto Kho: Galvanized (kub - dip lossis electro - galvanized) 23
Tus qauv: GB / T 700-2006 (Suav Teb) 1
Cov Kev Siv Ntawm Q215A Steel Yeeb Nkab
Kev tsa tsev: Tsis {{{0} butter - cov pob txheem qauv (piv txwv li cov pob zeb vov, scaffolding, scaffolding) 14
Thauj mus los: Dej, roj av, thiab qis - siab tua hluav taws pipelines 56
Neeg kho tshuab qhov chaw: Bolts, rivets, thiab qis - lub zog Cheebtsam 1
Cov qauv ib ntus: Scaffolding, formwork txhawb 5
Qhov Zoo Ntawm Q215A Steel Yeeb Nkab
Nqi -}}}}: Cov ntsiab lus qis dua Alloy Txo Cov Khoom Uas Muaj Nqi piv rau Q235 lossis Q345 14
Yooj yim ntawm kev ua: Zoo Heldability thiab Formability rau Kev Cai Fabrication 1
Corrosion Kuj: Galvanized txheej txhim kho kev ruaj khov nyob rau hauv ib puag ncig puag ncig ntuj 23
Versatility: Haum rau ob qho tib si qauv thiab zoo nkauj siv (piv txwv li, tes tuav, kos duab sib dhos) 5
Piv nrog cov ntaub ntawv zoo sib xws
| Ntiag tug | Q215A | Q235 | Q345 |
|---|---|---|---|
| Paib lub zog | Ntau dua los yog sib npaug rau 215 MPa | Ntau dua los yog sib npaug rau 235 MPa | Ntau dua los yog sib npaug rau 345 mpa |
| Cov ntsiab lus carbon | Tsawg dua los yog sib npaug rau 0.15% | Tsawg dua los yog sib npaug rau 0.22% | Tsawg dua los yog sib npaug rau 0.20% |
| Raug | Tsawg - Log teeb tsa | Kev Tsim Kho Dav | High - Log teeb tsa |
| Tus nqi | Qi dua | Tswj kav | Siab dua |
Nco tseg: Q215a yog tus nyiam rau kev siv hluav taws xob uas muaj zog tsis tseem ceeb, thaum q345 suits hnyav- lub nkoj lossis cov hlab ntsha siab
