American Steel Structural Profiles ASTM A992 Kuv beam
| Khoom | Specification / Paub meej |
|---|---|
| Khoom Txheem | ASTM A36 (cov qauv dav dav) |
| Yield zog | ≥250 MPa (36 ksi); Tensile zog ≥420 MPa |
| Qhov ntev | W8 × 21 rau W24 × 104 (nti) |
| Ntev | Tshuag: 6 m & 12 m; Customized ntev muaj |
| Dimensional kam rau ua | Ua raws li GB / T 11263 lossis ASTM A6 |
| Daim ntawv pov thawj zoo | EN 10204 3.1; SGS / BV thib peb-tog xeem (tensile & dabtsi yog khoov) |
| Nto tiav | Kub-dip galvanizing, xim, thiab lwm yam.; kho tau |
| Daim ntawv thov | Cov vaj tsev, txuas hniav, cov qauv kev lag luam, marine & tsheb thauj mus los |
| Carbon sib npaug (Ceq) | ≤0.45% (ua kom zoo weldability); AWS D1.1 welding code compatible |
| Nto Zoo | Tsis pom cov kab nrib pleb, nti, lossis quav; flatness ≤2 hli / m; ntug perpendicularity ≤1° |
| Khoom | Specification | Kev piav qhia |
|---|---|---|
| Yield zog | ≥250 MPa (36 ksi) | Kev ntxhov siab qhov twg cov khoom pib yas deformation |
| Tensile zog | 400-550 MPa (58-80 ksi) | Kev ntxhov siab siab tshaj plaws ua ntej tawg hauv qhov nro |
| Elongation | ≥20% | Yas deformation tshaj 200 hli ntsuas qhov ntev |
| Hardness (Brinell) | 119–159 HB | Khoom siv hardness siv |
| Cov pa roj carbon (C) | ≤ 0.26% | Muaj feem xyuam rau lub zog thiab weldability |
| Manganese (Mn) | 0.60-1.20% | Txhim khu lub zog thiab toughness |
| Sulfur (S) | ≤ 0.05% | Tsawg sulfur kom zoo dua toughness |
| Phosphorus (P) | ≤ 0.04% | Tsawg phosphorus txhim kho toughness |
| Silicon (Si) | ≤ 0.40% | Ntxiv dag zog thiab pab deoxidation |
| Cov duab | Qhov tob (hauv) | Flange Dav (hauv) | Web Thickness (hauv) | Flange Thickness (hauv) | Qhov hnyav (lb / ft) |
| W8 × 21 (Qhov ntau thiab tsawg) | 8.06 ib | 8.03 ib | 0.23 | 0.36 ib | 21 |
| wb 8x24 | 8.06 ib | 8.03 ib | 0.26 | 0.44 ib | 24 |
| W10 × 26 | 10.02 Nws | 6.75 ib | 0.23 | 0.38 ib | 26 |
| W10 × 30 | 10.05 Nws | 6.75 ib | 0.28 ib | 0.44 ib | 30 |
| wb 12x35 | 12 | 8 | 0.26 | 0.44 ib | 35 |
| wb 12x40 | 12 | 8 | 0.3 | 0.5 | 40 |
| wb 14x43 | 14.02 Nws | 10.02 Nws | 0.26 | 0.44 ib | 43 |
| wb 14x48 | 14.02 Nws | 10.03 Nws | 0.3 | 0.5 | 48 |
| wb 16x50 | 16 | 10.03 Nws | 0.28 ib | 0.5 | 50 |
| wb 16x57 | 16 | 10.03 Nws | 0.3 | 0.56 ib | 57 |
| wb 18x60 | 18 | 11.02 Nws | 0.3 | 0.56 ib | 60 |
| wb 18x64 | 18 | 11.03 Nws | 0.32 ib | 0.62 ib | 64 |
| wb 21x68 | 21 | 12 | 0.3 | 0.62 ib | 68 |
| wb 21x76 | 21 | 12 | 0.34 ib | 0.69 ib | 76 |
| wb 24x84 | 24 | 12 | 0.34 ib | 0.75 ib | 84 |
| W24 × 104 (Qhov ntau thiab tsawg) | 24 | 12 | 0.4 | 0.88 ib | 104 |
| Parameter | Hom kab mob | ASTM A6 / A6M kam rau ua | Sau ntawv |
|---|---|---|---|
| Qhov tob (H) | 100-600 hli (4 "-24") | ± 3 hli (± 1/8 ") | Yuav tsum nyob rau hauv nominal loj kam rau ua |
| Flange dav (B) | 100-250 hli (4 "-10") | ± 3 hli (± 1/8 ") | Uniform dav kom ruaj khov load-bearing |
| Web Thickness (tₙ) | 4-13 hli | ± 10% lossis ± 1 hli (qhov loj dua) | Ua rau muaj peev xwm shear |
| Flange Thickness (t_f) | 6-20 hli | ± 10% lossis ± 1 hli (qhov loj dua) | Qhov tseem ceeb rau khoov lub zog |
| Ntev (L) | 6-12 m txheem; kev cai 15-18 m | +50/0 hli | Tsis pub rho tawm |
| Kev ncaj | — | 1/1000 ntev | Piv txwv li, max 12 mm camber rau 12 m beam |
| Flange Squareness | — | ≤4% ntawm flange dav | Xyuas kom zoo vuam / sib dhos |
| Twist | — | ≤ 4mm / m | Qhov tseem ceeb rau cov kab ntev ntev |
Kub Rolled Dub: Txheem lub xeev
Kub-dip galvanizing: ≥85μm (raws li ASTM A123), ntsev tsuag tshuaj ntsuam ≥500h
Txheej: Cov xim ua kua tau sib npaug rau saum npoo ntawm cov nqaj hlau siv rab phom pneumatic.
| Customization Qeb | Kev xaiv | Kev piav qhia | MOQ |
|---|---|---|---|
| Dimension | Qhov siab (H), Flange Width (B), Web & Flange Thickness (t_w, t_f), Ntev (L) | Standard los yog non-standard qhov ntau thiab tsawg; kev pabcuam txiav-rau-ntev muaj | 20 ton |
| Kev kho saum npoo | Raws li-dub (dub), Sandblasting / txhaj tshuaj blasting, Anti-xeb roj, Painting / Epoxy txheej, Kub-dip galvanizing | Txhim khu kev tiv thaiv corrosion rau ntau qhov chaw | 20 ton |
| Kev ua haujlwm | Drilling, Slotting, Bevel txiav, Vuam, kawg-ntsej muag ua, qauv prefabrication | Fabrication rau drawings; zoo tagnrho rau thav duab, kab teeb, kev sib txuas | 20 ton |
| Marking & Ntim | Custom marking, Bundling, Protective kawg daim hlau, Waterproof wrapping, Thawv thauj khoom npaj | Ua kom muaj kev nyab xeeb tuav thiab xa khoom, tsim nyog rau kev thauj khoom hiav txwv | 20 ton |
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Cov Qauv Tsev: Beams thiab kab rau skyscrapers, factories, warehouses, thiab choj, muab thawj load-bearing kev them nyiaj yug.
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Bridge Engineering: Cov kab teeb tseem ceeb lossis theem nrab rau cov tsheb thiab cov neeg taug kev txuas hniav.
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Cov Khoom Siv Hnyav & Kev Txhawb Kev Lag Luam: Kev txhawb nqa rau cov tshuab loj thiab kev lag luam platforms.
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Structural Strengthening: Txhim kho lossis hloov kho cov qauv uas twb muaj lawm los txhim kho cov kabmob thiab khoov tsis kam.
Lub tsev tsim
Bridge Engineering
Kev Txhawb Khoom Siv Khoom Siv
Kev Txhim Kho Cov Txheej Txheem
1) Ceg Chaw Ua Haujlwm - Kev txhawb nqa hais lus Mev, kev pabcuam kev lis kev cai, thiab lwm yam.
2) Tshaj 5,000 tons ntawm cov khoom hauv Tshuag, nrog ntau qhov ntau thiab tsawg
3) Kev tshuaj xyuas los ntawm cov koom haum tso cai xws li CCIC, SGS, BV, thiab TUV, nrog cov khoom ntim seaworthy
Ntim
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Kev tiv thaiv zoo: I-beams qhwv hauv tarpaulin nrog 2-3 desiccant pob; tshav kub-sealed, rainproof txheej tiv thaiv ya raws.
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Kev ruaj ntseg Bundling: 12-16 hli steel hlua ib pob; nyab xeeb rau 2-3 tons thiab sib xws nrog US lifting khoom.
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Clear Labeling: Ob hom lus (Lus Askiv/Spanish) cov ntawv suav nrog qib, specs, HS code, batch #, thiab daim ntawv qhia kev xeem.
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Loj Profile Protection: I-beams ≥800 mm qhov siab coated nrog cov roj sib dhos thiab muab ob npaug rau npog nrog tarpaulin.
Kev xa khoom
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Txhim khu kev xa khoom: Kev koom tes nrog cov neeg nqa khoom loj (MSK, MSC, COSCO, thiab lwm yam) kom muaj kev nyab xeeb kev thauj mus los.
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Quality Assurance: ISO 9001-ua raws cov txheej txheem; ua tib zoo saib xyuas los ntawm kev ntim khoom mus rau kev thauj mus los ua kom cov kab teeb tuaj txog hauv qhov zoo meej, txhawb kev ua tiav txoj haujlwm du.
Q: Cov qauv twg ua koj I-beams ua tau raws li Central America?
A:Peb I-beams ua raws liASTM A36thiabA572 Qib 50, dav siv nyob rau hauv Central America. Peb kuj tuaj yeem muab cov khoom ua tau raws li cov qauv hauv zos, xws liMexico's NOM.
Q: Lub sijhawm khoom xa tuaj rau Panama yog dab tsi?
A:Hiav txwv freight los ntawm Tianjin Chaw nres nkoj mus rau Colon Free Trade Zone yuav siv sij hawm28-32 hnub. Tag nrho cov khoom xa tuaj, suav nrog kev tsim khoom thiab kev tshem tawm, yog45-60 hnub. Expedited shipping kuj muaj.
Q: Koj puas pab nrog kev lis kev cai?
A:Yog, pebcov kws tshaj lijtuav cov lus tshaj tawm kev lis kev cai, se, thiab cov ntaub ntawv kom ntseeg tau tias kev xa khoom zoo.
Chaw nyob
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