Ishidi le-Aluminium vs Aluminium Plate: Ukujiya Incazelo kanye Nomehluko Wokusebenza
Ubukhulu beshidi le-aluminiumisihlungi sokuqala wonke umphathi wokuthenga askrola kuso efomini lokubuza, nokho kuseyipharamitha ekhethwe kabi kakhulu ekuhwebeni kwe-aluminium emhlabeni jikelele.
Ngezansi 6.35 mm (0.250 phakathi.) umkhiqizo ubizwa ngokuthi ishidi; ngaphezu kwakho, ipuleti.
Lowo mugqa owodwa ku-ASTM B209, ISO 6361 kanye ne-GB/T 3880 ibangela ukuqubuka kwe-metallurgical, imiphumela yezokusebenza neyohwebo engakhuphula—noma inciphise—izindleko zephrojekthi ngamaphesenti anezinombolo ezimbili.
Lesi sihloko sihlukanisa i-cascade, yengeza amathebula amane okuqhathanisa anokulungiswa okuphezulu, kuphendula u 12 imibuzo evamise ukuGoogled ngabathengi, futhi ikhombisa ukuthi i-Eco Alum Co., Ltd. kusikiwe 1 680 t ye-CO₂ ehlanganiswe ngokusuka ku- 10 mm ipuleti kuye 5 mm ishidi a 300 000 uphahla lwe-m² Logistics.
1. Ngobani 6.35 mm? – Umlando ubhalwe inombolo
Phakathi kwa- 1954 Ikomidi le-ASTM B-07 idinga ukunqunywa okucacile kwamandla okugoqa okushisayo kumshini omusha wokuhlehla wamayintshi angu-144.
¼ intshi (6.35 mm) kwakuyigeji encane kakhulu eyayikwazi ukugoqwa ngaphandle kokuqhekeka konqenqema ngobubanzi obugcwele.
I-ISO ikopishe umkhawulo kokuthi 1967 ukuvumelanisa amaketanga e-Atlantic ne-Pacific.
Eminyakeni engu-70 kamuva leli nani liyasinda—hhayi ngenxa yokuthi izigayo azikwazi ukugingqa izikali ezishisayo, kodwa ngoba wonke amakhodi angezansi (ukushisela, UT, ukushisa-ukuphatha, ukukhathala) ilinganiselwe kuyo.
2. Iketango lokucubungula ngokubuka nje
Isixwexwe (≤6.35 mm)
I-Cold-roll → Degrease → I-Anneal noma isixazululo-heat-treat → Izinga le-Tension → Nquma → Hlola i-Eddy yamanje → Ikhoyili noma ibhokisi lepulangwe.
Ipuleti (>6.35 mm)
I-Hot-roll noma i-DC-cast → Scakaza ubuso bobabili → Izinga le-Stretcher (0.5–2 % uhlobo lwepulasitiki) → 10 Ukuhlola kwe-MHz kwe-ultrasonic → I-Plasma noma i-saw cut → Iphakethe le-Stillage.
3. I-Microstructure & gxuma mechanical
Ishidi eligoqiwe elibandayo iphethe i-pancaked grain aspect ratio ≥5:1, ukunikeza inani eliphakeme le-r lomdwebo ojulile kodwa ukuqina kokuphuka okuphansi.
Ipuleti eligoqelwe ngokushisayo liphinda libe yizinhlamvu ezilinganayo; usayizi wokusanhlamvu omkhulu ukhuphula amandla esivuno kodwa ubuncane berediyasi yokugoba ephindwe kathathu.
Itafula 1 ilinganisa ukweqa kwe-6061-T6.
Itafula 1 - 6061 mechanical crossover at 25 °C (isilinganiso sokugaya, 2025-I-Q3)
| Impahla | 5 mm ishidi (T6) | 10 ipuleti mm (T651) | D |
| 0.2 % YS (I-MPa) | 255 | 275 | +8 % |
| I-UTS (I-MPa) | 295 | 315 | +7 % |
| I-Elongation A50 | 12 % | 10 % | -2 isiqephu |
| K_IC (MPa√m) | 29 | 34 | +17 % |
| Uku. irediyasi yokugoba (90°) | 1 t | 3 t | 3× |
| Umkhawulo wokukhathala imijikelezo engu-10⁷ (I-MPa) | 95 | 105 | +11 % |
4. Izindleko zokwakha: lapho yonke imilimitha eyengeziwe ibuhlungu
Ipuleti linenani lika-$/kg, ishidi $/kg noma $/m².
Ukuguqulela ku-$/m² kuveza inhlawulo yangempela: ukujiya kabili kusuka 5 mm to 12 mm ukuphindaphinda kubiza u-2.6× nakuba i-premium yekhilogremu ibonakala inesizotha.
Itafula 2 – Shanghai ishede intengo, 15 Deco 2025 (Usd, 17 % I-VAT ayifakiwe)
| Into yokulinganisa | Ifomu | $/uhlobo | kg/m² | $/m² | Inkomba |
| 2 mm | Isixwexwe | 3.05 | 5.42 | 16.5 | 100 |
| 5 mm | Isixwexwe | 3.10 | 13.55 | 42.0 | 255 |
| 8 mm | Ipuleti | 3.35 | 21.6 | 72.4 | 439 |
| 12 mm | Ipuleti | 3.40 | 32.4 | 110.2 | 668 |
| 25 mm | Ipuleti | 3.55 | 67.5 | 239.6 | 1 452 |
5. Izigxivizo zeminwe zohlelo lokusebenza - umthwalo uqhathaniswa nemvelo
Sebenzisa Ithebula 3 njengesikhethi samasekhondi angama-30.
Imibala ikhombisa ukuchezuka okwanelisayo kwe-alloy ebiza kancane ≤ L/180 kanye nengcindezi ≤ 0.6 F_y nge 2.0 isici sokuphepha.
Itafula 3 – Ingxubevange & isikhethi sefomu (2025 amagugu wokuklama)
| Layisha (kg/m²) | Yomisa endlini | Ukuchaphaza kwasolwandle | I-Chemical Splash |
| <30 | 3003-H24 1.2 mm ishidi | 5052-H32 2 mm ishidi | 5086-H111 2.5 mm ishidi |
| 30-100 | 6061-T6 3 mm ishidi | 5083-H32 4 mm ishidi | 5083-H116 5 mm ishidi |
| 100-300 | 6061-T6 5 mm ishidi | 5083-H116 6 mm ishidi | 5083-H116 8 ipuleti mm |
| 300-600 | 6061-T651 8 ipuleti mm | 5083-H116 10 ipuleti mm | 6082-T651 12 ipuleti mm |
| >600 | 7075-T651 16 ipuleti mm | 7075-T7351 20 ipuleti mm | - (shintshela ku-Ti noma insimbi) |
6. Ukujoyina & into engekho
Usikeni
Isixwexwe: 4 kW fibre laser at 1.8 m min⁻¹, usizo lwe-nitrogen, U 6 µm unqenqema.
Ipuleti: i-plasma noma ijethi yamanzi; isivinini se-laser siyehla 70 % bese kuvela amanyela.
Ukugoba
Isixwexwe: 50-ton press brake, 85° ukusebenza kwamathuluzi.
Ipuleti: ≥300-ton CNC ukubopha umqhele wamabhuleki, 3× i-V-die ebanzi.
Ukufudumeza
Isixwexwe: i-pulsed-GMAW, 1.2 mm ER4047, 0.8 kJ mm⁻¹, akukho ukushisa kwangaphambili.
Ipuleti: fafaza-GMAW noma i-twin-wire SAW, 1.6 mm ER5356, 100 °C ukushisa kwangaphambilini >25 mm 7xx, i-RT ephelele.
7. Isivinini sewashi le-Supply chain
Amapuleti eqoqo lezigayo zaseYurophu anama-oda omkhathi adingayo 10 I-MHz UT kanye nofakazi bezinkampani ezi-3.
Izigayo zomthengisi waseShayina zisebenzisa amapuleti izincwadi njalo emavikini amabili, ukunciphisa isikhathi sokuhola by 30 %.
Itafula 4 - 2025 isilinganiso sesikhathi sokuhola (i-mill oda embobeni ye-FOB, amasonto)
| Into yokulinganisa | China | IYurophi | Thina | I-MOQ (t) |
| 1- 3 mm ishidi | 2 | 3 | 4 | 5 |
| 4- 6 mm ishidi | 3 | 4 | 5 | 10 |
| 8-12 mm ipuleti | 8 | 12 | 10 | 25 |
| 20-60 mm ipuleti | 10 | 16 | 14 | 40 |
8. I-engeli yokusimama – kg CO₂ e ngem² ngayinye
5 mm 6061 isixwexwe: 10.8 kg CO₂ e/m²
10 mm 6061 ipuleti: 21.6 kg CO₂ e/m²
Ukulondoloza ngokukhetha ishidi: 50 % (ngaphambi kokuthutha kanye namandla okushisela).
9. Eco alum Co., Ltd. - 2025 iphothifoliyo yecala
Isifinyezo senkampani
Yasungulwa 2008, Ikhodi ye-Shenzhen Stock Exchange 2875.
1.2 Umthamo wokuginqika we-Mt yr⁻¹, 6I-XXX & 5xxx igxilile, I-ASI-PS & ISO 14064 eqinisekisiwe.
38 % okukhiphayo yishidi elingu-1–6 mm elithekeliswe kulo 42 amazwe.
Icala 1 - Ukwehliswa kweshidi le-aluminium enophahla olulodwa olukhulu kakhulu
Iphrojekthi: I-JD.com Xi'an AI Logistics park, 300 000 m² uphahla.
Ukucaciswa kwangempela: 10 mm 6061-T651 ipuleti.
Eco Alum isisombululo: 5 mm 6061-T6 ishidi + 60×40 mm izigqoko eziqinisa izigqoko.
Umphumela: 1 680 t i-aluminium igciniwe, 3.2 Ukonga impahla ye-M USD, 4 200 t CO₂ e igwenywe.
Icala 2 - Ukushintsha kwebanga lasolwandle
38 m super-yacht helideck: 6 mm 5083-H116 weshidi isangweji nge 80 mm ikhekheba lezinyosi esikhundleni se 12 ipuleti mm.
I-DNV-GL igunyaziwe, ukusika isisindo 48 %, 12 t insimbi ye-ballast iqedwe.
10. Ama-FAQ ayishumi nambili abathengi bathayipha kokuthi 2 a.m.
Q1. IS 6.35 mm ncamashi iyiyintshi engu-¼?
Yebo, 0.250 phakathi. = 6.35 mm; I-ASTM ivumela +0.014 mm / -0.000 mm.
Okwabomvana. Nginga-oda 7 mm ishidi?
Only as custom cold-rolled strip; mill surcharge 12 %, 10 t minimum.
I-Q3. Does cladding affect the thickness rule?
-Nokuba. 5 % cladding each side is ignored in structural calculations.
I-Q4. Is UT mandatory for sheet?
-Nokuba. ASTM B209 requires UT only for plate >12.5 mm unless invoked.
I-Q5. Thickest sheet that can still be coiled?
6 mm × 1 600 mm, coil ID 610 mm, isisindo 8 t.
Q6. Minimum PVDF colour-match quantity?
3 t (≈550 m² in 3 mm) through Eco Alum; 2-week colour-matching.
Q7. Can I weld 5 mm sheet to 20 ipuleti mm?
Yebo, but AWS D1.2 demands 1:3 taper transition and re-qualified WPS.
Q8. Laser-cut HAZ softening in sheet?
-Yi <0.2 mm; strength loss <3 %, usually ignored.
Q9. IS 6082 available in sheet?
Only ≥2 mm; below that use 6061.
Q10. How to verify aluminum sheet thickness on site?
60 MHz UT gauge, NIST 6 mm block; ukubekezelelana +0.05 / –0.10 mm clad, ±0.15 mm bare.
Q11. Recycled content above 25 ipuleti mm?
Eco Alum supplies 5083-H116 up to 80 mm with 85 % post-consumer scrap, ASI-PS certified.
Q12. Why longer plate lead-time in Europe?
European mills batch with aerospace orders requiring 10 I-MHz UT kanye nofakazi bezinkampani ezi-3; Chinese mills run merchant plate every two weeks.
11. Design checklist – laminate this to your notebook
- Calculate required section modulus.
- Pick thinnest gauge ≤6.35 mm that satisfies deflection & okokubabaza.
- If buckling governs, add stiffeners before jumping to plate.
- Check welding: if plate is chosen for fatigue, consider bonded sheet sandwich.
- Re-run carbon & khokhisa; sheet wins 70 % of the time.
12. Conclusion – let the load speak, not the habit
PhathaUbukhulu beshidi le-aluminiumas a free variable, not a legacy footnote.
I 6.35 mm boundary opens two parallel supply chains with distinct cost, carbon and lead-time footprints.
Start every project with Table 3 and the Eco Alum checklist; 30-50 % material savings and weeks of schedule are routine.