3003-H14 Aluminum Sheet Coil

Oct 16, 2025

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GNEE Aluminum is an aluminum manufacturer and distributor dedicated to offering high-quality aluminum products and exceptional customer service. One of the alloys we manufacture is aluminum coil 3003.

 

3003 is the most popular of all aluminum alloys. It is essentially economically pure aluminum with the addition of manganese, which boosts strength by approximately 20% above the 1100 grade. As a result, it combines all of the advantages of 1100 with increased strength. It has exceptional corrosion resistance. It has great workability and can be deep drawn, spun, welded, or brazed. It is not heat treatable. Applications include cooking utensils, decorative trim, awnings, siding, storage tanks, and chemical apparatus.

 

3003-H14
Mill Finish
AMS-QQ-A-250/2 AMS 4008 ASTM B209

 

Aluminum coil 3003 is a multipurpose aluminum alloy. It possesses moderate strength, excellent corrosion resistance, and acceptable workability. It can be cold worked but not heat treated and is frequently rolled and extruded. HVAC, roofing and siding, cookware, and other sheet metal applications all use 3003 aluminum coil.

 

Typical Aluminum Coil 3003 Standards

Aluminum coil 3003 comes in a variety of tempers, including:
O H12 H14 H16 H18 H19
It is available in 0.017 to 2 inch thicknesses and 0.25 to 60 inch widths. It can be cut into lengths ranging from 12 to 144 inches. We can assist you in determining the optimal size for your specific use.

 

More Information About Aluminum Coil 3003

Aluminum coil 3003 provides various benefits, including:
Good weldability.
Good corrosion resistance.
Good formability.
Medium strength.
The disadvantages of aluminum coil 3003 are:
Not heat treatable.
Low ductility.

 

The following industries commonly use 3003 aluminum coil:

Home and consumer goods

Construction and roofing materials

HVAC

Chemical and fuel handling

Refrigeration

Specific applications of this metal alloy include:

Hinges

Cookware

Siding

Fuel tanks

Insulation

Gas lines

Condensers

 

Aluminum coil 3003 has good machinability for an aluminum alloy.

Aluminum 3003 coil can't be heat treated.

The alloy has good weldability and is sometimes used along with other aluminum alloys.

 

 

Chemical Properties of Aluminum Coil 3003

Aluminum coil 3003 consists of several other metals beyond aluminum. Its chemical makeup is:

SI FE CU ZN MN Other
0.60% 0.70% 0.05-.20% 0.10% 1.00-1.50% 0.05%

 

3003 Aluminum Coil Specifications & Market Data‌

‌Attribute‌ ‌Details‌
‌Alloy Type‌ 3003 (Al-Mn alloy, 1.0–1.5% Mn)
‌Thickness Range‌ 0.2–10 mm (Commonly 0.2–1.2 mm for insulation applications)
‌Width Range‌ 100–2650 mm (Standard rolls up to 2.0m wide available)
‌Temper Options‌ F (As fabricated), O (Annealed), H12/H14/H16/H18/H19/H22/H24/H26/H28
‌Surface Protection‌ Paper interleaved, PE/PVC film
‌Surface Finish‌ Checkered, anti-slip, stucco embossed, anodized
‌Standards‌ GB/T, ASTM, EN
‌Typical Price‌ ¥5.21–¥22.0 per kg (varies with thickness/quantity, bulk discounts apply)
‌Applications‌ Pipe insulation, building cladding, industrial panels, automotive parts

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Aluminum Coil 3003 Mechanical Properties

 

The mechanical characteristics of 3003 aluminum coil change with temper. Tensile strengths for 3003 H14 aluminum coil range from 20 to 26 kilopounds per square inch (KSI), whereas those for H12 range from 17 to 23 KSI. Champagne Metals can assist you determine which tempers are best suited to your mechanical properties.

 

3003 Aluminum Coil FAQ's

 

Can 3003 Aluminum Coil Be Anodized?

Aluminum coil 3003 can be anodized. It contains higher amounts of manganese which helps to protect the metal after anodization. However, the manganese content typically turns the resulting metal into an unattractive brown.

 

Is 3003 Aluminum Used In Automotive Manufacturing?

Yes, 3003 is one of the primary aluminum alloys used in the automotive industry. It has many uses in automobiles, including tubing for use in a vehicle's cooling system, fuel system and brake system. Aluminum 3003 is also commonly used to form the chassis of automobiles.

3003-aluminum-alloy-production-process