Aluminium Extrusions
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Descriptions
Navkar Metal Syndicate is a leading manufacturer, stockist, and supplier of Aluminium Extrusions in a wide range of shapes, alloys, and tempers. Our aluminium extrusions are engineered with precision to meet the demanding needs of architectural, industrial, electrical, automotive, and marine applications.
We provide custom and standard extruded profiles such as angles, channels, tees, I-beams, round tubes, square tubes, rods, bars, and sections, produced from high-quality aluminium alloys like 6061, 6063, 6005, 6082, 1100, 3003, and 7075. Each extrusion undergoes strict quality control and is available in various surface finishes, including mill finish, anodized, powder-coated, brushed, or polished.
Product Range
- Aluminium Angle Extrusions (Equal & Unequal)
- Aluminium Channel Sections (U, C, Z, Hat)
- Aluminium Round, Square & Rectangular Tubes
- Aluminium Rods, Bars, and Flats
- Architectural & Curtain Wall Profiles
- Electrical Busbar & Heat Sink Extrusions
- Automotive, Solar, and Industrial Frame Sections
- Custom CNC Machined & Fabricated Extruded Components
Manufacturing Excellence
Our modern extrusion facilities are equipped with advanced presses ranging from 600 to 3500 tons, enabling precise control over profile geometry, tolerances, and mechanical properties. We also offer secondary operations such as cutting, drilling, punching, bending, and CNC machining for ready-to-assemble components.
Key Features
- High strength-to-weight ratio
- Excellent corrosion resistance
- Superior thermal and electrical conductivity
- Excellent surface finish and dimensional accuracy
- Recyclable and eco-friendly material
- Complies with ASTM B221, EN 755, and ISO standards
Supply Conditions
- Length: Up to 6 meters (custom lengths available)
- Tempers: T4, T5, T6, T651, H111, H112, etc.
- Finish Options: Mill Finish, Anodized, Powder Coated, Polished, Brushed, or Painted
- Packaging: Wrapped in protective film, bundled with wooden runners or pallets
Navkar Metal Syndicate delivers precision-engineered aluminium extrusions tailored to your exact specifications. Whether you require standard profiles or custom-designed extrusions, our team ensures top-quality products that enhance durability, functionality, and performance in every project.
Chemical Composition
The following table shows the typical chemical composition of commonly used aluminium extrusion alloys such as 6061, 6063, 6082, 1100, 3003, and 7075, as per international standards (ASTM B221 / EN 573). These compositions ensure the required balance of strength, formability, and corrosion resistance.
| Alloy Grade | Typical Chemical Composition (% by Weight) | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | Al (Balance) | |
| AA 6061 | 0.40 – 0.80 | ≤ 0.70 | 0.15 – 0.40 | ≤ 0.15 | 0.80 – 1.20 | 0.04 – 0.35 | ≤ 0.25 | ≤ 0.15 | Remainder |
| AA 6063 | 0.20 – 0.60 | ≤ 0.35 | ≤ 0.10 | ≤ 0.10 | 0.45 – 0.90 | ≤ 0.10 | ≤ 0.10 | ≤ 0.10 | Remainder |
| AA 6082 | 0.70 – 1.30 | ≤ 0.50 | ≤ 0.10 | 0.40 – 1.00 | 0.60 – 1.20 | ≤ 0.25 | ≤ 0.20 | ≤ 0.10 | Remainder |
| AA 1100 | ≤ 0.95 (Si+Fe) | - | 0.05 – 0.20 | ≤ 0.05 | ≤ 0.05 | - | ≤ 0.10 | ≤ 0.05 | Remainder |
| AA 3003 | ≤ 0.60 | ≤ 0.70 | 0.05 – 0.20 | 1.00 – 1.50 | ≤ 0.20 | ≤ 0.10 | ≤ 0.10 | ≤ 0.05 | Remainder |
| AA 7075 | 0.40 | ≤ 0.50 | 1.20 – 2.00 | ≤ 0.30 | 2.10 – 2.90 | 0.18 – 0.28 | 5.10 – 6.10 | ≤ 0.20 | Remainder |
Note: Actual composition may vary within allowable limits as per ASTM, EN, or ISO standards. Special grades and tempers can be supplied on request for aerospace, marine, or automotive applications.
Mechanical, Physical & Fabrication Properties
Typical mechanical and physical properties of common aluminium extrusion alloys such as 6061, 6063, 6082, 1100, 3003 and 7075 in commonly used tempers (T5 / T6 / H14, etc.). Values are indicative and may vary with temper, section thickness and manufacturing route.
| Alloy / Temper | Mechanical Properties (Typical) | Physical Properties (Typical) | ||||||
|---|---|---|---|---|---|---|---|---|
| Tensile Strength (MPa) |
Yield Strength 0.2% (MPa) |
Elongation (% in 50 mm) |
Hardness (Brinell HB) |
Density (g/cm³) |
Elastic Modulus (GPa) |
Thermal Conductivity (W/m·K) |
Electrical Conductivity (% IACS) |
|
| AA 6061-T6 | 260 – 310 | 240 – 275 | 8 – 12 | 90 – 100 | ≈ 2.70 | ≈ 69 | ≈ 167 | ≈ 40 |
| AA 6063-T5 / T6 | 190 – 240 | 150 – 215 | 8 – 12 | 70 – 85 | ≈ 2.70 | ≈ 69 | ≈ 200 | ≈ 45 |
| AA 6082-T6 | 280 – 320 | 240 – 280 | 7 – 10 | 90 – 100 | ≈ 2.70 | ≈ 70 | ≈ 180 | ≈ 35 |
| AA 1100-H14 | 110 – 145 | 95 – 125 | 10 – 18 | 30 – 35 | ≈ 2.71 | ≈ 69 | ≈ 220 | ≈ 60 |
| AA 3003-H14 | 130 – 200 | 115 – 180 | 8 – 15 | 35 – 50 | ≈ 2.73 | ≈ 69 | ≈ 190 | ≈ 50 |
| AA 7075-T6 | 510 – 570 | 430 – 505 | 7 – 11 | 140 – 160 | ≈ 2.80 | ≈ 71 | ≈ 130 | ≈ 33 |
Fabrication Characteristics of Aluminium Extrusion Alloys
Typical fabrication behaviour for common extrusion alloys used by Navkar Metal Syndicate in profiles, tubes, bars and custom sections.
| Alloy / Temper | Weldability | Machinability | Formability / Bending | Anodizing Response | Typical Extrusion Uses |
|---|---|---|---|---|---|
| AA 6061-T6 | Very good (TIG / MIG, GMAW) | Good (best in T6 / T651) | Moderate – good (larger radii recommended in T6) | Good decorative & hard anodizing | Structural profiles, machine parts, frames, transport, marine fittings |
| AA 6063-T5 / T6 | Excellent | Fair – good | Very good; ideal for complex thin-wall extrusions | Excellent decorative finish, architectural anodizing | Architectural sections, window / door frames, curtain wall, railings |
| AA 6082-T6 | Good (slightly more crack-sensitive than 6061) | Good | Moderate; higher strength alloy, needs larger bend radii | Good, slightly less bright than 6063 | Heavy structural extrusions, bridges, cranes, offshore & transport |
| AA 1100-H14 | Excellent | Poor – fair | Excellent deep-drawing & cold forming | Very good; bright finish | Heat sinks, chemical equipment, ducting, decorative trims |
| AA 3003-H14 | Excellent | Fair | Very good; good for roll-forming and spinning | Good protective / clear anodizing | HVAC fins, heat exchangers, panels, general fabrications |
| AA 7075-T6 | Fair (needs care; not recommended for critical welded structures) | Very good | Limited cold forming in hardened tempers | Good for hard / protective anodizing | Aerospace components, high-strength arms, fixtures, sports equipment |
Note: Values shown are typical and for reference only. Actual properties for Navkar Metal Syndicate aluminium extrusions depend on specific alloy, temper, section thickness, and customer specification. Test certificates (MTC) are supplied on request.
Applications
Aluminium Extrusions supplied by Navkar Metal Syndicate are used across a wide range of industries due to their superior strength-to-weight ratio, corrosion resistance, and excellent thermal and electrical conductivity. Below is an overview of grade-wise and industry-wise applications of aluminium extrusion profiles, tubes, rods, and sections.
| Alloy / Grade | Typical Temper | Key Applications | Industries Served |
|---|---|---|---|
| AA 6061 | T4 / T6 / T651 | Structural frames, machine components, transport bodies, marine fittings, scaffolding, and pressure vessels. | Aerospace, Marine, Transportation, Industrial Machinery, Construction. |
| AA 6063 | T5 / T6 | Architectural sections, window & door frames, handrails, curtain wall systems, display structures, and sign frames. | Architecture, Building Construction, Furniture, Display, Electrical Enclosures. |
| AA 6082 | T6 / T651 | High-strength extruded profiles, bridges, cranes, offshore structures, truck chassis, and heavy transport frames. | Structural Engineering, Heavy Equipment, Transportation, Offshore & Marine. |
| AA 1100 | H14 / H18 | Chemical equipment, HVAC ducts, nameplates, reflectors, electrical bus bars, and heat sinks. | Electrical, Chemical, HVAC, Decorative, Consumer Appliances. |
| AA 3003 | H14 / H16 | Heat exchanger fins, air conditioner coils, refrigerator tubing, and solar panel supports. | Thermal Systems, HVAC, Refrigeration, Solar Energy. |
| AA 7075 | T6 / T651 | Aircraft fittings, high-strength mechanical parts, bike frames, sporting goods, and defense components. | Aerospace, Automotive, Defense, Sports Equipment. |
| AA 5083 / 5052 | H111 / H112 | Marine hulls, pressure vessels, tankers, cryogenic vessels, and chemical containers. | Marine, Oil & Gas, Chemical Processing, Cryogenics. |
| AA 6005 / 6005A | T5 / T6 | Solar panel frames, heat sinks, structural frames, and transportation extrusions. | Renewable Energy, Automotive, Construction, Electrical Systems. |
Industry-Wise Applications of Aluminium Extrusions
- Architecture & Construction: Window frames, curtain walls, façade panels, railings, roofing systems.
- Automotive & Transport: Bus bodies, truck panels, trailers, ladders, crash barriers, chassis components.
- Aerospace & Defense: Aircraft fittings, structural supports, weapon housings, landing gear parts.
- Marine & Offshore: Ship decks, hull structures, gangways, ladders, handrails, and boat components.
- Electrical & Electronics: Heat sinks, bus bars, enclosures, LED profiles, and power distribution frames.
- Renewable Energy: Solar panel frames, wind turbine components, and photovoltaic module mounts.
- Industrial Machinery: Conveyor systems, trolleys, machine guards, extrusion frames, and automation systems.
- Consumer & Interior: Furniture frames, display systems, modular kitchen profiles, signage, and décor.
Note: Navkar Metal Syndicate supplies aluminium extrusions in a wide range of profiles and finishes to suit custom project requirements for industrial, architectural, and decorative use. Precision-cut, anodized, or machined sections can be delivered as per drawings and specifications.
Standards & International Equivalents:
Aluminium extrusions manufactured and supplied by Navkar Metal Syndicate comply with leading international standards such as ASTM, EN, ISO, JIS, and BS specifications. The following table shows typical standards and international equivalents for major aluminium extrusion alloys like 6061, 6063, 6082, 1100, 3003, 5052, 5083, and 7075.
| Alloy / Grade | ASTM Standard | EN / DIN Standard | JIS Equivalent | ISO / BS Equivalent | UNS Designation | Typical Product Form |
|---|---|---|---|---|---|---|
| AA 6061 | ASTM B221 / B241 / B209 | EN AW-6061 / EN 573-3 | JIS H4040 A6061 | BS EN 755-2 / ISO 6361 | UNS A96061 | Extrusions, Bars, Tubes, Plates, Forgings |
| AA 6063 | ASTM B221 / B241 | EN AW-6063 / EN 573-3 | JIS H4100 A6063 | BS 1474 / ISO 6361 | UNS A96063 | Architectural Extrusions, Tubes, Rods, Frames |
| AA 6082 | ASTM B221 / B241 | EN AW-6082 / EN 573-3 | JIS H4040 A6082 | BS EN 755 / ISO 6361 | UNS A96082 | Structural Extrusions, Bars, Rolled Sections |
| AA 1100 | ASTM B209 / B221 / B241 | EN AW-1100 / EN 573-3 | JIS H4000 A1100 | BS 1470 / ISO 209 | UNS A91100 | Sheet, Tube, Extrusions, Electrical Bus Bars |
| AA 3003 | ASTM B209 / B221 | EN AW-3003 / EN 573-3 | JIS H4000 A3003 | BS 1470 / ISO 6361 | UNS A93003 | Extruded Tubes, Coils, HVAC Components |
| AA 5052 | ASTM B209 / B221 | EN AW-5052 / EN 573-3 | JIS H4000 A5052 | BS EN 573 / ISO 6361 | UNS A95052 | Marine Plates, Tubes, Structural Extrusions |
| AA 5083 | ASTM B209 / B928 | EN AW-5083 / EN 573-3 | JIS H4000 A5083 | BS EN 485 / ISO 6361 | UNS A95083 | Marine Extrusions, Cryogenic Tanks, Structural Parts |
| AA 7075 | ASTM B211 / B221 / B241 | EN AW-7075 / EN 573-3 | JIS H4000 A7075 | BS 1472 / ISO 6361 | UNS A97075 | Aerospace Extrusions, Forgings, Rods, Bars |
| AA 6005 / 6005A | ASTM B221 | EN AW-6005 / EN AW-6005A | JIS H4100 A6005 | BS EN 755-2 | UNS A96005 | Structural Profiles, Solar Frames, Heat Sinks |
Note: Aluminium extrusion alloys supplied by Navkar Metal Syndicate are compliant with the above international standards. Mill Test Certificates (MTC) are provided as per ASTM B221 / EN 755 standards, indicating chemical composition, mechanical properties, and temper.
Common Names & International Identifiers
Navkar Metal Syndicate supplies aluminium extrusions in globally recognised alloys like 6061, 6063, 6082, 1100, 3003, 5052, 5083, 6005/6005A and 7075. The table below summarises their common names, UNS numbers and international identifiers used across different standards and markets.
| Alloy / Grade | Common / Trade Name | UNS Designation | EN / DIN Designation | JIS Grade | ISO / BS Notation | Typical Tempers (Extrusions) |
|---|---|---|---|---|---|---|
| AA 6061 | Structural Aluminium, Al-Mg-Si-Cu Alloy | A96061 | EN AW-6061 | A6061 | AlMg1SiCu / 6082-family equivalent in some uses | T4, T6, T6511, T6510 |
| AA 6063 | Architectural Aluminium, Window Alloy | A96063 | EN AW-6063 | A6063 | AlMg0.7Si / BS 6063 | T5, T6, T66, T52 |
| AA 6082 | High Strength Structural Aluminium | A96082 | EN AW-6082 | A6082 | AlSi1MgMn | T6, T6511, T5 |
| AA 6005 / 6005A | Medium Strength Structural Extrusion Alloy | A96005 | EN AW-6005 / 6005A | A6005 | AlSiMg / AlSiMg(A) | T5, T6, T61 |
| AA 1100 | Commercially Pure Aluminium | A91100 | EN AW-1100 | A1100 | Al99.0 / Al99.0Cu | O, H14, H18 |
| AA 3003 | General Purpose Mn Alloy, HVAC Alloy | A93003 | EN AW-3003 | A3003 | AlMn1Cu | O, H14, H24, H32 |
| AA 5052 | Marine / Sheet Metal Alloy | A95052 | EN AW-5052 | A5052 | AlMg2.5 / AlMg2.5Cr | H32, H34, O |
| AA 5083 | Marine Grade, High Mg Alloy | A95083 | EN AW-5083 | A5083 | AlMg4.5Mn0.7 | O, H111, H112, H321 |
| AA 6060 | Precision & Thin Wall Extrusion Alloy | A96060 | EN AW-6060 | A6060 | AlMgSi / AlMgSi0.5 | T5, T6, T66 |
| AA 7075 | Aerospace Aluminium, High Strength Zn Alloy | A97075 | EN AW-7075 | A7075 | AlZn5.5MgCu | T6, T651, T73, T7451 |
Note: Naming conventions may vary slightly by region and standard. Navkar Metal Syndicate supplies aluminium extrusions with full identification (alloy, temper, standard, and heat/batch number) on Mill Test Certificates (MTCs).
Common Product Forms & Dimensions
Navkar Metal Syndicate offers aluminium extrusions in a comprehensive range of product forms, shapes, and sizes to suit architectural, industrial, transportation, and marine applications. These profiles are available in standard and customized dimensions, supplied as per ASTM B221, EN 755, and IS 2676 standards with various tempers such as T4, T5, T6, and T651.
| Product Form | Standard Dimensions (mm) | Available Tempers | Typical Lengths (mm) | Applications / Uses |
|---|---|---|---|---|
| Round Extruded Bars | Ø 6 mm – Ø 400 mm | T6, T651, T5 | 1000 – 6000 | Machined components, shafts, fasteners, precision parts |
| Square Extrusions | 6 × 6 – 200 × 200 | T6, T5, T52 | 1000 – 6000 | Frames, supports, machine bases, furniture, fabrication |
| Rectangular Extrusions | 10 × 20 – 300 × 100 | T6, T651, T5 | 1000 – 6000 | Architectural framing, transport sections, door panels |
| Flat Bars | Width: 10 – 300 Thickness: 3 – 50 |
H112, T6, T651 | 1000 – 6000 | Construction, shipbuilding, general fabrication |
| Angles (Equal & Unequal) | 25 × 25 × 3 – 150 × 100 × 12 | T5, T6, H112 | 1000 – 6000 | Structural frames, supports, racks, and reinforcement |
| Channels (C / U / Hat Profiles) | 25 × 25 × 3 – 300 × 100 × 12 | T5, T6, T66 | 1000 – 6000 | Architectural frames, conveyors, modular structures |
| I-Beams / H-Beams | 50 × 50 × 5 – 300 × 150 × 15 | T6, T651 | 1000 – 6000 | Heavy structures, bridges, cranes, trailers |
| Pipes & Tubes (Round) | Ø 6 mm – Ø 300 mm Thickness: 0.8 – 25 mm |
O, H112, T5, T6 | 3000 – 6000 | Heat exchangers, condensers, architectural handrails |
| Square / Rectangular Tubes | 10 × 10 – 200 × 100 Thickness: 1 – 10 |
T5, T6, T66 | 3000 – 6000 | Furniture, transport frames, modular systems |
| Custom Extrusions / Architectural Profiles | As per drawing / design | T5, T6, T66, T651 | Up to 12,000 | Windows, facades, solar frames, curtain walls |
Surface Finishes Available
- Mill Finish (MF)
- Anodized (Clear, Bronze, Black, Gold, or Custom Shades)
- Powder Coated (RAL colors)
- Polished / Brushed Finish
- Sandblasted / Matt Finish
Note: Special tolerances, precision cuts, and anodized or powder-coated finishes are available upon request. Custom extrusions can be developed as per client design or industry-specific requirements.
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