12 gauge aluminum sheet, with a nominal thickness of 2.053 mm (0.0808 pulgada) as defined by the American Wire Gauge (AWG) standard, represents a significant step up from thin-gauge materials into the realm of semi-structural and high-durability applications.
This medium-thickness sheet provides a powerful combination of substantial rigidity, mataas na lakas, and excellent impact resistance while retaining the core aluminum advantages of light weight and corrosion immunity.
Commonly specified in high-performance alloys such as 5052-H32 for marine and transportation use and 6061-T6 for structural and mechanical components, its properties are heavily influenced by the chosen alloy and temper.
12 gauge aluminum sheet is a cornerstone material for applications like boat hulls, heavy-duty truck bodies, industrial tread plate, and structural base plates, offering a perfectly balanced solution where the lightness of thin-gauge sheets is insufficient and the weight of heavy plates is unnecessary.

12 Gauge Aluminum Sheet
A 12 gauge aluminum sheet is a mid-thickness sheet commonly used where a balance of stiffness, formability and durability is needed.
In standard U.S. sheet-metal gauge for aluminum, 12 gauge ≈ 0.0808 in ≈ 2.0523 mm.
0.0808 in × 25.4 mm/in = 2.05232 mm → 2.0523 mm (commonly quoted as 2.05 mm).2.05232 mm = 0.00205232 m.Use aluminium density ≈ 2,700 kg/m2.
2,700 kg/m³ × 0.00205232 m = 5.541264 kg/m² → ≈ 5.54 kg/m2.5.541264 kg/m² × 0.204816 lb·ft⁻² per (kg·m⁻²) ≈ 1.135 lb/ft².(Practical example: a standard 4’×8′ sheet ≈ 2.973 m² → mass ≈ 2.973 × 5.5413 ≈ 16.47 kg.)

12 Gauge 4×8 Aluminum Sheet
| haluang metal | Serye | Main Alloying Elements | Mga Karaniwang Pag-uugali (12 ga) | Typical Strength Range (MPa)* | Paglaban sa Kaagnasan | Typical 12 Gauge Applications |
|---|---|---|---|---|---|---|
| 1050 | 1xxx | ≥99.5% Al | H14 / O | YS: ~30–55
Mga UTS: ~80–105 |
Napakaganda | Mga pandekorasyon na panel, lighting reflectors, light-duty structures |
| 1060 | 1xxx | ≥99.6% Al | H14 / O | YS: ~35–60
Mga UTS: ~90–110 |
Napakaganda | Electrical enclosures, chemical linings |
| 1100 | 1xxx | ≥99.0% Al | H14 / O | YS: ~35–60
Mga UTS: ~90–115 |
Napakaganda | Deep-drawn parts, mga signage, decorative sheet metal |
| 3003 | 3xxx | Al–Mn (~ 1.0%) | H14 / H24 | YS: ~80–110
Mga UTS: ~150–190 |
Napakaganda | HVAC ducting, appliance panels, architectural sheet |
| 3004 | 3xxx | Al–Mn–Mg | H34 | YS: ~120–170
Mga UTS: ~200–285 |
Napakaganda | Transport panels, mga lalagyan |
| 3105 | 3xxx | Al–Mn–Mg | H14 / H24 | YS: ~90–130
Mga UTS: ~160–205 |
Napakaganda | Mga facade ng gusali, color-coated base sheets |
| 5052 | 5xxx | Al–Mg (2.2–2.8%) | H32 / H34 | YS: ~110–170
Mga UTS: ~200–300 |
Napakahusay | Marine structures, mga tangke ng gasolina, outdoor enclosures |
| 5754 | 5xxx | Al–Mg (2.6–3.6%) | H22 / H114 | YS: ~120–185
Mga UTS: ~220–290 |
Napakahusay | Marine flooring, automotive panels, mga plataporma |
| 5083 | 5xxx | Al–Mg–Mn | H111 | YS: ~125–215
Mga UTS: ~275–350 |
Napakahusay | Offshore structures, paggawa ng barko (secondary structures at 12 ga) |
| 6061 | 6xxx | Al–Mg–Si | T6 / T4 | YS: ~150–240
Mga UTS: ~310–420 |
Makatarungan sa Mabuti | Structural brackets, anodized components |
| 6063 | 6xxx | Al–Mg–Si | T5 / T6 | YS: ~100–180
Mga UTS: ~190–310 |
Mabuti na lang | Mga panel ng arkitektura, anodized decorative sheets |
*YS = Yield Strength (0.2% offset); UTS = Ultimate Tensile Strength

Boat Hull used 12 Gauge Aluminum Sheet
The properties of a 12 gauge aluminum sheet are influenced by alloy series, temper condition, and manufacturing route.
At approximately 2.05 kapal ng mm, 12 gauge aluminum provides a balanced combination of structural integrity, pagiging formable, paglaban sa kaagnasan, and thermal performance, Ginagawa itong angkop para sa parehong mga aplikasyon ng istruktura at di-istruktura.
Aluminum’s inherent physical characteristics remain consistent across most alloys, with minor variations due to alloying elements.
| Pag-aari | Typical Value |
|---|---|
| Densidad ng katawan | ~2.70 g/cm³ |
| Punto ng pagtunaw | ~ 660 ° C |
| Modulus ng pagkalastiko | ~69 GPa |
| Ang ratio ni Poisson | ~0.33 |
| Sheet thickness (12 sukatan ng sukat) | ~2.05 mm |
| Surface appearance | Metallic silver, matte to bright |
Key insight:
Sa 12 gauge thickness, aluminum weighs approximately one-third of carbon steel of equivalent thickness, delivering significant weight savings without sacrificing functional rigidity.
Mechanical performance varies significantly by alloy and temper.
| Serye ng haluang metal | Karaniwang Temper | Yield Lakas (MPa) | Lakas ng Paghatak (MPa) | Pagpapahaba (%) |
|---|---|---|---|---|
| 1xxx (1050/1060/1100) | H14 / O | 30–60 | 90–115 | 25–40 |
| 3xxx (3003/3105) | H14 / H24 | 80–130 | 150–205 | 15–25 |
| 5xxx (5052/5754) | H32 / H22 | 110–185 | 200–300 | 12–22 |
| 6xxx (6061/6063) | T4 / T6 | 100–240 | 190–420 | 8–18 |
Engineering relevance:

12 Sukatan ng sukat 3004 h14 Aluminum Sheet
Aluminum is widely valued for its ability to efficiently conduct heat and electricity.
| Pag-aari | Karaniwang Saklaw |
|---|---|
| Thermal kondaktibiti | ~130–235 W/m·K |
| Kondaktibiti ng kuryente | ~35–61% IACS |
| Thermal pagpapalawak koepisyent | ~23 ×10⁻⁶ /K |
Practical advantage:
12 gauge aluminum sheets are commonly used in Mga kalasag ng init, enclosures, and electrical housings, where moderate strength and efficient heat dissipation are required.
Aluminum naturally forms a dense aluminum oxide (Al O) film, providing intrinsic corrosion protection.
Enhancement methods: pag anod ng, patong ng pulbos, pagpipinta, or cladding.
Typical industrial route and key quality control points:

Huawei packaged Aluminum Sheet
With a thickness of approximately 2.05 mm, 12 gauge aluminum sheet offers an optimal balance between strength, pagiging formable, and weight efficiency. This makes it suitable for a wide range of structural, semi-structural, and decorative applications across multiple industries.
Mga kalamangan: paglaban sa kaagnasan, mababa ang maintenance, and compatibility with anodized or coated finishes.

12 Gauge Aluminum Sheet for Construction
Using aluminum instead of steel at this thickness can reduce component weight by up to 60–65%, contributing to improved fuel efficiency and lower emissions.
When produced from 5xxx series alloys (hal., 5052 o 5754), 12 gauge aluminum sheets perform well in marine environments:
Their excellent resistance to seawater corrosion and good weldability make them a preferred choice for marine fabrication.

12 Gauge Aluminum Sheet For HVAC
When specifying 12-ga sheet, reference the appropriate standards and require documentation:
Produkto: 12 gauge aluminium sheet — nominal 0.0808 sa / 2.052 mm
Alloy/Temper options: 1100-H14, 3003-H14, 5052-H32, 5754-H22, 6061-T6, atbp.
Kapal ng tolerance: ±0.03 mm (standard) — tighter tolerances available on agreement.
Sheet sizes: standard 4′×8′ (1219×2438 mm), 5′×10′ and custom cut-to-length.
Tapos na: mill / nagsipilyo / anodized / pre-paint (specify).
Dokumentasyon: EN 10204 3.1 MTC per heat/lot, chemical analysis and tensile report.
Packaging: interleaved with protective film, strapped to pallet, labeled with alloy/temper/heat number.
Inspeksyon: supplier to provide dimensional report and two sample tensile coupons per lot.
(Adapt the clause to your corporate QA language; require sample approval before full production for critical lots.)
| Characteristic | 12 ga Aluminum (typical alloy 5052) | 12 ga Steel (banayad na) | Hindi kinakalawang na asero 304 (12 ga) | Composite panel |
|---|---|---|---|---|
| Densidad ng katawan (kg/m2) | ~2,700 | ~7,850 | ~7,900 | varies (lighter) |
| Mass per m² (for 2.052 mm) | ~5.54 kg/m² | ~16.09 kg/m² | ~16.20 kg/m² | depends |
| Paglaban sa kaagnasan | Very good (esp. 5xxx) | Mga Maralita (needs coatings) | Napakahusay | Mabuti na lang (depending on resin) |
| Formability | Napakahusay | Poorer at thin gauges | Katamtaman | Moldable |
| Welding & joining | Napakahusay | Napakahusay | Mabuti na lang | Adhesive/laminate |
| Cost per kg | Higher than steel per kg | Lower per kg | Much higher per kg | Variable na |
| Typical choice when | Timbang, kaagnasan, finish matter | mababang gastos & high stiffness | sanitation, high temp | bespoke properties (insulation/weight) |
Key takeaway: aluminium at 12 ga delivers large weight savings and corrosion resistance vs steel, with easier forming and aesthetic finishes; choose steel or stainless when stiffness, impact resistance or extreme wear are primary drivers.
12 gauge aluminium sheet (~2.05 mm) is a practical, widely used thickness combining strength, formability and surface finish potential.
Success hinges on picking the correct alloy and temper for the environment and fabrication method, specifying finishes and tolerances explicitly, and requiring appropriate test certificates.
When designed intelligently (stiffening, fastening, tapos na), 12 ga aluminium provides low weight, long service life and attractive aesthetics for industrial, architectural and transportation applications.
Q1 — Exactly how thick is 12 gauge aluminum in mm?
A: 12 gauge ≈ 0.0808 pulgada = 2.05232 mm. Always show metric thickness on drawings to remove ambiguity.
Q2 — How much does 12 ga aluminum weigh per square metre?
A: Using ρ = 2,700 kg/m2, mass ≈ 5.54 kg/m2.
Q3 — Can I weld 12 ga aluminium with MIG?
A: Yes — MIG (GMAW) and TIG (GTAW) ay karaniwan. Control heat input to avoid warpage; use appropriate filler for alloy (hal., ER5356 for 5xxx alloys).
Q4 — What bend radius should I use for 12 ga?
A: As a practical starting point, use an internal bend radius of ~1–2× thickness → ~2–4 mm. Validate with sample parts because temper and alloy affect springback.
Q5 — Which alloy should I choose for exterior marine use?
A: Prefer 5052 o 5754 for marine-exposed panels and topside applications. For primary hull plating use higher-strength marine alloys (hal., 5083).
Ang layunin ng pagtunaw at paghahagis ay upang makabuo ng mga haluang metal na may kasiya siyang komposisyon at mataas na kadalisayan ng matunaw, upang lumikha ng mga kanais nais na kondisyon para sa paghahagis ng mga haluang metal ng iba't ibang mga hugis.
Mga hakbang sa proseso ng pagtunaw at paghahagis: mga ka batch --- pagpapakain --- natutunaw na --- pagpapakilos pagkatapos matunaw, pag alis ng slag --- sampling bago ang pagsusuri --- pagdaragdag ng haluang metal upang ayusin ang komposisyon, nakakapukaw ng damdamin --- pagpipino --- static na Setting——Guide furnace casting.
Proseso ng paghahagis at paggulong: likidong metal, kahon sa harap (Kontrol sa antas ng likido), paghahagis at rolling machine (sistema ng pagpapadulas, paglamig ng tubig), paggupit ng makina, makina ng pag coiling.
Aluminyo haluang metal ay may mga katangian ng mababang density, magandang mekanikal na katangian, magandang pagganap ng pagproseso, di nakakalason, madaling i recycle, mahusay na electrical kondaktibiti, paglipat ng init at paglaban sa kaagnasan, kaya ito ay may malawak na hanay ng mga application.
Aerospace: ginagamit upang gumawa ng mga balat ng sasakyang panghimpapawid, mga frame ng fuselage, mga girder, mga rotors, mga propeller, mga tangke ng gasolina, mga panel ng pader at mga struts ng landing gear, pati na rin ang rocket forging rings, mga panel ng pader ng spacecraft, atbp.
Aluminyo haluang metal na ginagamit para sa aerospace
Transportasyon: ginagamit para sa kotse katawan istraktura materyales ng mga sasakyan, Mga Sasakyan ng Subway, mga kotse ng pasahero ng tren, mabilis na mga kotse ng pasahero, mga pinto at bintana, mga istante, mga bahagi ng automotive engine, mga aircon, mga radiator, mga panel ng katawan, mga gulong at mga materyales ng barko.
Application ng trapiko
Packaging: Ang lahat ng aluminyo pop lata ay pangunahing ginagamit bilang mga materyales sa packaging ng metal sa anyo ng mga manipis na plato at foils, at ginagawang lata, mga takip, mga bote, mga bariles, at packaging foils. Malawakang ginagamit sa packaging ng mga inumin, pagkain, mga pampaganda, mga gamot, mga sigarilyo, mga produktong pang industriya, mga gamot, atbp.
Application ng packaging
Pag-print: Pangunahing ginagamit upang gumawa ng PS plates, ang mga PS plate na nakabase sa aluminyo ay isang bagong uri ng materyal sa industriya ng pag print, ginagamit para sa awtomatikong paggawa ng plato at pag print.
Pag print ng PS
Dekorasyon ng arkitektura: aluminyo haluang metal ay malawakang ginagamit sa mga istraktura ng gusali, mga pinto at bintana, suspendido ang mga kisame, pandekorasyon na ibabaw, atbp. dahil sa magandang kaagnasan nito paglaban, sapat na lakas, mahusay na pagganap ng proseso at pagganap ng hinang.
Application ng konstruksiyon ng haluang metal ng aluminyo
Mga produktong elektroniko: mga computer, mga mobile phone, mga shell ng refrigerator, mga radiator, atbp.
Electronic application ng produkto
Mga gamit sa kusina: mga kaldero ng aluminyo, aluminyo basins, mga liner ng rice cooker, sambahayan aluminyo foil, atbp.
Application ng kusina
Ang bawat detalye ng packaging ay kung saan namin ituloy ang perpektong serbisyo. Ang aming proseso ng packaging sa kabuuan ay ang mga sumusunod:
Paglalamina: malinaw na pelikula, asul na pelikula, mikro-mucosal, mataas na mucosal, laser pagputol ng pelikula (2 mga tatak, Novacell at Polyphem);
Proteksyon: mga tagapagtanggol ng sulok ng papel, mga pads laban sa presyon;
pagpapatayo ng mga: desiccant;
Tray: fumigated hindi nakakapinsala kahoy na tray, magagamit muli ang bakal na tray;
Pag-iimpake: Tik-tik-toe bakal sinturon, o PVC packing belt;
Kalidad ng Materyal: Ganap na libre mula sa mga depekto tulad ng puting kalawang, mga spot ng langis, mga rolling mark, pinsala sa gilid, mga baluktot, mga dent, mga butas, mga break lines, mga gasgas na, atbp., walang coil set.
Port: Qingdao o iba pang mga port sa China.
Lead oras: 15-45 mga araw.
Aluminyo sheet / plate packaging proseso
Aluminyo likawin packaging proseso
F: Ikaw ba ay isang tagagawa o isang mangangalakal?
Q: Kami ay isang tagagawa, ang factory namin ay sa No.3 Weier Road, Sonang Pang industriya, Gongyi, Henan, Tsina.
F: Ano ang MOQ para sa pag order ng produkto?
Q: Ang MOQ natin ay 5 tonelada, at ang ilang mga espesyal na produkto ay magkakaroon ng isang minimum na dami ng order ng 1 o 2 tonelada.
F: Gaano katagal ang iyong oras ng lead?
Q: Sa pangkalahatan ang aming lead time ay tungkol sa 30 mga araw.
F: Mayroon bang kalidad ng katiyakan ang iyong mga produkto?
Q: Oo nga, kung may problema sa quality sa products namin, kami ay mabayaran ang customer hanggang sa sila ay nasiyahan.
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