Aluminium Cold Rolled Coils
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Aluminium Cold Rolled Coils Brochure
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Descriptions
Navkar Metal Syndicate is a trusted manufacturer, stockist, and supplier of Aluminium Cold Rolled Coils in a wide range of alloys including AA 1100, 1200, 3003, 3105, 5005, 5052, 5083, and 8011. These coils are processed through precision cold rolling mills to achieve excellent surface finish, tight dimensional tolerance, and high mechanical strength.
Our aluminium cold rolled coils are widely used across automotive, HVAC, packaging, roofing, construction, and electrical industries. With precise control of thickness, temper, and surface quality, we ensure consistent mechanical properties and superior performance for deep drawing, spinning, stamping, and forming operations.
Product Features
- Manufactured as per ASTM B209, EN 485, and IS 737 standards
- Available in Mill Finish, Brushed, Anodized, and Coated surfaces
- High corrosion resistance, excellent ductility, and formability
- Uniform mechanical properties across the entire coil width
- Custom slitting and shearing options available as per client specifications
Available Grades & Tempers
- 1100 / 1200: Commercially pure aluminium for general fabrication and chemical applications
- 3003 / 3105: Manganese alloys for roofing, insulation, and architectural cladding
- 5005 / 5052: Magnesium alloys for marine, automotive, and decorative applications
- 8011: Foil stock grade for packaging, caps, and household applications
Size Range
| Parameter | Range |
|---|---|
| Thickness | 0.20 mm to 6.00 mm |
| Width | 300 mm to 1650 mm |
| Coil Inner Diameter (ID) | 150 mm / 200 mm / 300 mm |
| Coil Outer Diameter (OD) | Up to 1800 mm |
| Temper | O, H12, H14, H16, H18, H22, H24, H32, H34 |
Navkar Metal Syndicate ensures strict quality control through chemical and mechanical testing on every batch. Our coils are supplied with complete Mill Test Certificates (MTCs) as per EN 10204 Type 3.1, ensuring traceability and compliance with international standards.
Surface Finishes
- Mill Finish (MF)
- Matte / Brushed
- Anodized (Clear, Bronze, Black, Gold)
- Color Coated / PVDF / Polyester Painted
Applications
- Roofing and Cladding Panels
- Refrigeration and Air Conditioning Ducts
- Packaging Foil and Closure Stock
- Decorative Panels and Facades
- Automotive Body Panels and Reflectors
- Electrical and Electronic Enclosures
Note: Special alloys, customized dimensions, and coil coatings are available on request for export and OEM requirements.
Chemical Composition
Aluminium Cold Rolled Coils are available in a variety of commercial and alloy grades designed for specific forming, strength, and corrosion-resistance requirements. The following table outlines the typical chemical composition of major aluminium alloys used in cold-rolled sheet and coil production.
| Alloy / Grade | Chemical Composition (% by Weight) | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | Al (Bal.) | |
| AA 1100 | 0.95 max | 0.95 max | 0.05–0.20 | 0.05 max | — | — | 0.10 max | — | Remainder |
| AA 1200 | 0.25 max | 0.40 max | 0.05 max | 0.05 max | — | — | 0.10 max | — | Remainder |
| AA 3003 | 0.60 max | 0.70 max | 0.05–0.20 | 1.0–1.5 | — | — | 0.10 max | — | Remainder |
| AA 3105 | 0.60 max | 0.70 max | 0.30 max | 0.30–0.80 | 0.20–0.80 | 0.20 max | 0.40 max | 0.10 max | Remainder |
| AA 5005 | 0.30 max | 0.70 max | 0.20 max | 0.20 max | 0.50–1.1 | 0.10 max | 0.25 max | 0.10 max | Remainder |
| AA 5052 | 0.25 max | 0.40 max | 0.10 max | 0.10 max | 2.2–2.8 | 0.15–0.35 | 0.10 max | 0.10 max | Remainder |
| AA 5083 | 0.40 max | 0.40 max | 0.10 max | 0.40–1.0 | 4.0–4.9 | 0.05–0.25 | 0.25 max | 0.15 max | Remainder |
| AA 8011 | 0.60–1.0 | 0.70 max | 0.10 max | — | — | — | 0.10 max | 0.08 max | Remainder |
Note: The values above are nominal ranges and may vary depending on production route and customer specification. All compositions comply with ASTM B209, EN 573-3, and IS 737 standards.
Mechanical, Physical & Fabrication Properties
Aluminium cold rolled coils from Navkar Metal Syndicate are supplied in a range of alloys and tempers optimised for forming, strength, corrosion resistance and surface finish. The table below summarises typical properties for commonly supplied grades.
| Alloy / Grade | Typical Tempers (Coils / Sheets) |
Mechanical Properties (Typical) | Physical & Fabrication Characteristics | |||||
|---|---|---|---|---|---|---|---|---|
| UTS (MPa) Tensile Strength |
0.2% YS (MPa) Yield Strength |
Elongation % (A50) |
Hardness (HB approx.) |
Formability | Weldability (TIG / MIG) |
Anodising / Surface Finish | ||
| AA 1100 | O, H14, H16 | 90 – 130 | 35 – 60 | 20 – 35 | 25 – 35 | Excellent deep-drawing & bending | Excellent; gas & resistance welding | Good for chemical brightening & anodising |
| AA 1200 | O, H14, H18 | 80 – 120 | 30 – 55 | 22 – 35 | 22 – 32 | Very good formability, suitable for finstock & light forming | Excellent weldability | Good anodising; clean decorative finish |
| AA 3003 | O, H14, H16, H18 | 110 – 200 | 50 – 110 | 12 – 30 | 30 – 50 | Very good forming, spinning & profiling | Good; widely used in HVAC & tank work | Fair anodising (non-decorative bronze tone) |
| AA 3105 | H14, H16, H18 | 140 – 220 | 90 – 160 | 8 – 20 | 40 – 60 | Good roll-forming & moderate drawing | Good; suitable for roofing & cladding systems | Good for coil-coating & architectural finishes |
| AA 5005 | O, H14, H16 | 120 – 190 | 50 – 120 | 12 – 25 | 35 – 55 | Good formability, better strength than 1xxx | Very good; compatible with 5xxx structures | Excellent anodising; colour-match to 6060/6063 extrusions |
| AA 5052 | O, H32, H34, H36 | 210 – 280 | 130 – 220 | 10 – 20 | 55 – 75 | Good bending & rolling; not for severe deep-draw | Excellent corrosion-resistant weldments | Good anodising; generally non-decorative, marine-grade |
| AA 5083 | O, H111, H116, H321 | 275 – 350 | 125 – 250 | 10 – 18 | 75 – 95 | Moderate formability; used where high strength is required | Very good; preferred for marine & cryogenic tanks | Good protective anodising; not for bright decorative finish |
| AA 8011 | O, H14, H18 (foil & light-gauge) | 60 – 150 | 25 – 80 | 10 – 25 | 20 – 40 | Excellent thin-gauge rolling; finstock & closure stock | Good; mainly brazing & resistance welding in fin / coil lines | Usually lacquered / coated rather than decorative anodised |
General Physical Properties (All Alloys – Typical)
| Property | Typical Value / Range | Remarks |
|---|---|---|
| Density | ≈ 2.70 g/cm³ | All alloys approx. 2700 kg/m³ (slight variation by Mg/Mn content) |
| Thermal Conductivity | 120 – 235 W/m·K | Highest in 1xxx series, slightly reduced in 3xxx / 5xxx / 8xxx alloys |
| Electrical Conductivity | 30 – 60 % IACS | 1xxx > 50% IACS; Mn / Mg bearing alloys somewhat lower |
| Coefficient of Thermal Expansion | ≈ 23 × 10-6 /K (20–100 °C) | Similar across all wrought aluminium sheet/coil alloys |
| Service Temperature Range | -50 °C to ~80–120 °C | Continuous service; higher temperatures possible with derating |
Note: All values are typical and for general guidance only. Exact properties depend on temper, thickness, coil width, and manufacturing route. Navkar Metal Syndicate can supply material to specific ASTM, EN, BS, and IS requirements with test certificates on request.
Applications
Navkar Metal Syndicate supplies high-quality Aluminium Cold Rolled Coils that serve diverse industries across domestic and international markets. These coils offer an exceptional combination of formability, corrosion resistance, thermal conductivity, and surface finish, making them suitable for a broad range of engineering and decorative applications.
Industry-Wise Applications
| Industry | Typical Uses |
|---|---|
| Automotive & Transportation | Body panels, truck roofs, fuel tanks, heat shields, battery casings, rail coach interiors |
| HVAC & Refrigeration | Evaporator fins, condenser coils, ducting panels, insulation covers, heat exchangers |
| Building & Construction | Roofing sheets, façade panels, false ceilings, cladding, partition walls, window trims |
| Packaging & Foil Industry | Bottle caps, closures, food containers, laminates, household foil, pharmaceutical packaging |
| Electrical & Electronics | Enclosures, transformer windings, bus bars, LED housings, circuit boards |
| Marine & Offshore | Deck plates, hull panels, boat fittings, offshore platform cladding |
| Decorative & Architectural | Anodized panels, signage, reflectors, interior panels, light fixtures, furniture trims |
| General Engineering | Machined parts, brackets, chemical equipment, pressure vessels, nameplates |
Grade-Wise Applications
| Alloy / Grade | Common Applications |
|---|---|
| AA 1100 / 1200 | Reflectors, nameplates, kitchenware, chemical equipment, architectural panels |
| AA 3003 / 3105 | Roofing, siding, curtain walls, air conditioner fins, insulation cladding, cookware |
| AA 5005 | Decorative anodized panels, façade systems, signage, transportation body panels |
| AA 5052 | Marine structures, fuel tanks, pressure vessels, general fabrication parts |
| AA 5083 | Shipbuilding, cryogenic tanks, marine hulls, heavy-duty structural applications |
| AA 8011 | Household foil, closure stock, bottle caps, packaging laminates |
Key Benefits in Application
- Excellent corrosion resistance, ideal for humid and marine environments
- Superior formability for deep drawing, spinning, and roll forming
- Lightweight material ensuring cost efficiency in transportation applications
- Excellent reflectivity and surface quality for architectural and lighting use
- Recyclable and sustainable material, meeting modern green-building standards
Note: Special tempers and surface finishes (Mill Finish, Brushed, PVDF Coated, Anodized) are available based on the intended application and customer requirements.
Standards & International Equivalents:
Navkar Metal Syndicate supplies aluminium cold rolled coils in a range of commercial and engineering alloys, produced and certified to globally recognised standards such as ASTM, EN, JIS and IS. The table below summarises typical standards and international equivalents for commonly supplied coil grades.
| Alloy / Grade | AA / ISO Designation | ASTM (Sheet / Coil) | EN / European | JIS | Indian / Other Notes |
|---|---|---|---|---|---|
| AA 1100 | Al 99.0 / AA 1100 | ASTM B209 – 1100 (Aluminium and Aluminium-Alloy Sheet & Plate) | EN 573 / EN 485 (nearest: EN AW-1050A family – commercially pure Al) | JIS H4000 / H4100 – A1100 | IS 737 – Wrought aluminium sheet & strip (commercial purity series) |
| AA 1200 | AA 1200 | ASTM B209 – 1200 | EN 573 / EN 485 – EN AW-1200 | JIS – A1200 (commercial purity aluminium) | IS 737 – 1200 series aluminium sheet & coil |
| AA 3003 | Al-Mn – AA 3003 | ASTM B209 – 3003 | EN 573 / EN 485 – EN AW-3003 | JIS H4000 – A3003 | IS 737 / IS 15981 – Al-Mn sheet & strip (roofing, cladding, HVAC) |
| AA 3105 | Al-Mn-Mg – AA 3105 | ASTM B209 – 3105 | EN 573 / EN 485 – EN AW-3105 | JIS H4000 – A3105 | Used for coated roofing, cladding, closures & architectural coils |
| AA 5005 | Al-Mg – AA 5005 | ASTM B209 – 5005 | EN 573 / EN 485 – EN AW-5005 | JIS – A5005 | Preferred for anodising-quality façade & decorative coil |
| AA 5052 | Al-Mg – AA 5052 | ASTM B209 – 5052 | EN 573 / EN 485 – EN AW-5052 | JIS H4000 – A5052 | IS 15981 – 5052 marine & structural sheet / coil |
| AA 5083 | Al-Mg-Mn – AA 5083 | ASTM B209 – 5083 | EN 573 / EN 485 – EN AW-5083 | JIS – A5083 | High-strength marine coil / plate; shipbuilding, cryogenic use |
| AA 8011 | Al-Fe-Si – AA 8011 | ASTM B209 / B479 – 8011 (sheet, foil, fin stock) | EN 573 / EN 546 – EN AW-8011 | JIS – 8011 foil / closure stock grades | Used for foil, closure sheet, packaging & heat-exchanger fin stock |
Note: Exact equivalents and applicable standards may vary based on product form (coil, sheet, strip, foil), temper (O, H14, H16, H18, H32 etc.) and end-use. Navkar Metal Syndicate supplies coils with full Mill Test Certificates (MTCs) as per agreed ASTM / EN / JIS / IS specifications and project requirements.
Common Names & International Identifiers
Navkar Metal Syndicate offers a complete range of Aluminium Cold Rolled Coils recognised globally under different trade names, alloy codes, and material standards. The following table provides a summary of common names, UNS designations, international equivalents, and alternate trade references used across the aluminium industry.
| Alloy / Grade | UNS Number | ISO / EN Designation | JIS Equivalent | Common / Trade Names | Typical Applications |
|---|---|---|---|---|---|
| AA 1100 | A91100 | EN AW-1050A / EN AW-1100 | A1100 | Commercially Pure Aluminium, General Purpose Aluminium | Utensils, reflectors, nameplates, decorative panels |
| AA 1200 | A91200 | EN AW-1200 | A1200 | High Purity Aluminium, Soft Alloy Coil | Radiator fins, foil stock, HVAC components |
| AA 3003 | A93003 | EN AW-3003 | A3003 | Al-Mn Alloy, H14 Sheet, Non-Heat Treatable Alloy | Roofing, cladding, air conditioner coils, kitchenware |
| AA 3105 | A93105 | EN AW-3105 | A3105 | Al-Mn-Mg Alloy, Coil-Coating Grade Aluminium | Painted / coated roofing, architectural panels, signage |
| AA 5005 | A95005 | EN AW-5005 | A5005 | Decorative Anodising Alloy, Architectural Sheet | Façade cladding, anodised panels, automotive trims |
| AA 5052 | A95052 | EN AW-5052 | A5052 | Marine Grade Alloy, Structural Aluminium Sheet | Boat hulls, tanks, pressure vessels, marine enclosures |
| AA 5083 | A95083 | EN AW-5083 | A5083 | High Strength Marine Alloy, Weldable Aluminium | Shipbuilding, cryogenic tanks, offshore platforms |
| AA 8011 | A98011 | EN AW-8011 | A8011 | Al-Fe-Si Alloy, Foil / Closure Stock Alloy | Household foil, bottle caps, food packaging, finstock |
Note: Equivalent designations and trade names may differ slightly based on regional practices, processing methods, and end-user specifications. Navkar Metal Syndicate ensures full traceability and supplies coils with proper UNS, EN, and ASTM markings as per customer requirements.
Common Product Forms & Dimensions
Navkar Metal Syndicate supplies Aluminium Cold Rolled Coils in a wide range of forms, thicknesses, widths, tempers and finishes to suit architectural, automotive, HVAC, packaging and general engineering applications.
Typical Product Forms
| Product Form | Description | Typical Tempers |
|---|---|---|
| Mill Finish Coils | Cold-rolled aluminium coils in plain mill finish for further fabrication, bending and forming. | O, H12, H14, H16, H18, H22, H24 |
| Slit Coils / Narrow Coils | Coils slit to narrow widths for strip, fins, channels and precision profiles. | H14, H16, H18, H24, H32 |
| Cut-to-Length Sheets from Coil | Coil processed into sheets / blanks as per customer cut length and packing requirements. | O, H14, H16, H18, H22, H24 |
| Painted / Colour-Coated Coils | Pre-painted / coil-coated aluminium for façade cladding, roofing and building products. | H14, H16, H24, H26 |
| Anodising Quality (AQ) Coils | Special surface-quality coils for decorative and architectural anodising. | O, H14, H16 |
| Stucco Embossed Coils | Embossed pattern coils for insulation jacketing, roofing and decorative panels. | H14, H24 |
| Foil Stock Coils | Thin-gauge coils used as feedstock for household foil and flexible packaging. | O, H14, H16, H18 |
Standard Dimensional Range (Indicative)
| Parameter | Metric Range | Approx. Imperial Range | Remarks |
|---|---|---|---|
| Thickness (t) | 0.20 mm to 6.00 mm | ~0.008" to 0.236" | Thinner gauges for finstock/packaging; thicker gauges for panels and structural parts. |
| Standard Coil Widths | 300 mm to 1,600 mm | ~11.8" to 63" | Common stock widths: 500, 600, 914, 1,000, 1,220, 1,250, 1,500 mm. |
| Slit Coil Widths | 15 mm to 600 mm | ~0.6" to 24" | As per customer slitting requirements. |
| Inner Diameter (ID) | 150 mm, 200 mm, 300 mm, 508 mm, 610 mm | 6", 8", 12", 20", 24" | Standard IDs: 508 mm & 610 mm for export coils. |
| Outer Diameter (OD) | Up to ~1,800 mm (depending on gauge) | Up to ~71" | Limited by max coil weight & handling constraints. |
| Coil Weight | 0.5 MT to 10 MT per coil | ~500 kg to 10,000 kg | Standard export coils 2–7 MT; smaller coils for slitting / service centres. |
| Length (for CTL Sheets) | 500 mm to 6,000 mm | ~20" to 236" | Custom cut lengths supplied on request. |
Typical Alloy–Thickness–Width Combinations
| Alloy Series | Common Grades | Typical Thickness Range | Typical Width Range | Primary Uses |
|---|---|---|---|---|
| 1xxx | 1100, 1200 | 0.20 – 3.00 mm | 500 – 1,500 mm | General purpose, reflectors, nameplates, HVAC fins. |
| 3xxx | 3003, 3105 | 0.30 – 4.00 mm | 600 – 1,600 mm | Roofing, cladding, colour-coated coils, AC coils. |
| 5xxx | 5005, 5052, 5083 | 0.50 – 6.00 mm | 1,000 – 1,600 mm | Marine panels, structural sheets, transportation. |
| 8xxx | 8011 (foil stock) | 0.20 – 0.35 mm (foil stock) | 300 – 1,400 mm | Foil, closures, flexible packaging, finstock. |
Note: The above dimensions are indicative. Navkar Metal Syndicate also supplies custom thickness, width, temper and coil ID / OD against specific project or OEM requirements, supported with full mill test certificates and export-grade packaging.
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