
Product Description
3A21 Aluminum Coil Description
3A21 aluminum alloy, also known as A921 aluminum alloy, is an aluminum alloy material whose main component includes aluminum and a small amount of other alloy elements such as manganese, copper, chromium, and Zinc. 3A21 aluminum coil has good tensile strength and yield strength and can meet applications with various strength requirements. 3A21 aluminum alloy has good corrosion resistance and can be used for a long time in humid and corrosive environments without rusting easily. Besides, 3A21 aluminum coil can be subjected to various surface treatments, such as anodizing, spraying, chrome plating, etc., to increase its surface hardness and decoration. Another thing that makes 3A21 aluminum coil a favorable option is aluminum alloy is light in weight and low in density compared to other metals. It is an ideal lightweight material and is suitable for product designs that require light weight.
Product Parameters
Width |
20-3000mm or customized |
Thickness |
0.1-120mm or customized |
Length |
100-12000mm or customized |
Certificate |
ISO, SGS, BV |
Standard |
JIS, AISI, ASTM, GB, DIN, EN, etc. |
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Brand |
1000 Series: 1050 1060 1070 1100 1200 1235 etc. 3000 Series: 3003 3004 3005 3104 3105 3A21 etc. 5000 Series: 5005 5052 5083 5086 5154 5182 5251 5754 5A05 etc. 6000 Series: 6061 6063 6082 6A02 etc. 7000 Series: 7050 7475 7075 etc. 8000 Series: 8A06 8011 8090 etc. |
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Surface |
Coating, Embossing, Drawing, Polishing, Anodizing, etc. |
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OEM Service |
Punching, Cutting Special Size, Making Flat Surface, Surface Treatment, etc. |
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Delivery Time |
Received 30% after deposit 7-15 working days |
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Application |
Construction, Shipbuilding, Decoration, Industry, Manufacturing, Machinery, Hardware and other fields |
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Sample |
Free Offers Sample |
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Packaging |
Strapping, Plastic bag, Film, Wooden pallet standard seaworthy export packing or according to customer requirement |
Chemical Composition
Alloy |
Si |
Fe |
Cu |
Mn |
Mg |
Cr |
Zn |
Ti |
Others: Each |
Others: Total |
Al: Min. |
1050 |
0.25 |
0.40 |
0.05 |
0.05 |
0.05 |
- |
0.05 |
0.03 |
0.03 |
- |
99.50 |
1060 |
0.25 |
0.35 |
0.05 |
0.03 |
0.03 |
- |
0.05 |
0.03 |
0.03 |
- |
99.60 |
1070 |
0.20 |
0.25 |
0.04 |
0.03 |
0.03 |
- |
0.04 |
0.03 |
0.05 |
- |
99.70 |
1100 |
0.95 Si Fee |
0.05~0.20 |
0.05 |
- |
- |
0.1 |
- |
0.05 |
0.15 |
99.0 |
|
2014 |
0.5~1.2 |
0.7 |
3.9~5.0 |
0.4~1.2 |
0.2~0.8 |
0.10 |
0.25 |
0.15 |
0.05 |
0.15 |
Allowance |
2017 |
0.2~0.8 |
0.7 |
3.5~4.5 |
0.4~1.0 |
0.4~0.8 |
0.10 |
0.25 |
0.15 |
0.05 |
0.15 |
91.5 - 95.5 |
2024 |
0.50 |
0.50 |
3.8~4.9 |
0.3~0.9 |
1.2~1.8 |
0.10 |
0.25 |
0.15 |
0.05 |
0.15 |
Allowance |
3003 |
0.60 |
0.70 |
0.05~0.20 |
1.0~1.5 |
- |
- |
0.10 |
- |
0.05 |
0.15 |
Allowance |
3A21 |
0.60 |
0.70 |
0.20 |
1.0-1.6 |
0.05 |
- |
0.15 |
0.1-0.2 |
- |
- |
Allowance |
3004 |
0.30 |
0.70 |
0.25 |
1.0~1.5 |
0.8~1.3 |
- |
0.25 |
- |
0.05 |
0.15 |
Allowance |
3005 |
0.60 |
0.70 |
0.30 |
1.0~1.5 |
0.2~0.6 |
0.10 |
0.25 |
0.10 |
0.05 |
0.15 |
Allowance |
3105 |
0.60 |
0.70 |
0.30 |
0.3~0.8 |
0.2~0.8 |
0.20 |
0.40 |
0.10 |
0.05 |
0.15 |
Allowance |
5005 |
0.30 |
0.70 |
0.20 |
0.20 |
0.5~1.1 |
0.1 |
0.25 |
- |
0.05 |
0.15 |
Allowance |
5052 |
0.25 |
0.40 |
0.10 |
0.10 |
2.2~2.8 |
0.15~0.35 |
0.10 |
- |
0.05 |
0.15 |
Allowance |
5754 |
0.40 |
0.40 |
0.10 |
0.50 |
2.6~3.6 |
0.30 |
0.20 |
0.15 |
0.05 |
0.15 |
Allowance |
5A05 |
0.50 |
0.50 |
0.10 |
0.3-0.6 |
4.8-5.5 |
- |
0.20 |
- |
0.05 |
0.05 |
Allowance |
5083 |
0.40 |
0.40 |
0.10 |
0.4~1.0 |
4.0~4.9 |
0.05~0.25 |
0.25 |
0.15 |
0.05 |
0.15 |
Allowance |
6061 |
0.40~0.8 |
0.70 |
0.15~0.4 |
0.15 |
0.8~1.2 |
0.04~0.35 |
0.25 |
0.15 |
0.05 |
0.15 |
Allowance |
6082 |
0.70~1.3 |
0.50 |
0.10 |
0.4~1.0 |
0.6~1.2 |
0.25 |
0.20 |
0.10 |
0.05 |
0.15 |
Allowance |
7075 |
0.40 |
0.50 |
1.2~2.0 |
0.30 |
2.1~2.9 |
0.18~0.28 |
5.1~6.1 |
0.20 |
0.05 |
0.15 |
Allowance |
Mechanical Properties
Tensile Strength (MPa) |
Yield Strength (MPa) |
Hardness HB |
Elongation Rate (%) |
89.6 |
34 |
23 |
15-28 |
Physical Performance
Density |
Melting Point |
Modulus of Elasticity |
Thermal Conductivity |
2.71 Kg/m³ |
643-675.2 °C |
68.9 GPa |
222 W/m.K |
Annealing State
Brand |
Annealing State |
1xxx: 1050, 1050A, 1060, 1100 |
O, H12, H14, H16, H18, H22, H24, H26, H28, H111 |
3xxx: 3003, 3004, 3005, 3105 |
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5xxx: 5005, 5052, 5754, 5083, 5086, 5182, 5049, 5251, 5454 |
O, H22, H24, H26, H28, H32, H34, H36, H38, H111 |
6xxx: 6061, 6082 |
T4, T6, T451, T651 |
2xxx: 2024 |
T3, T351, T4 |
7xxx: 7075 |
T6, T651 |
Scope of Application
Aluminum Uses And Application Area |
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Food Packaging |
Beverage can ends, cans, bottle caps, etc. |
Building |
Curtain walls, cladding, suspended ceilings, thermal insulation, venetian blinds, etc. |
Transportation |
Auto parts, passenger car bodies, aviation ships and air cargo containers. |
Electronic Equipment |
Electrical appliances, communication equipment,PCPlate drilling guide, lighting and heat dissipation materials, etc. |
Consumer Goods |
Umbrellas, cooking utensils, sports equipment, etc |
Other |
Military, color coated aluminum plate |
Factory

Factory

Factory

Factory
Shipping

Shipping Photos

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Faq

Are you a manufacturer?

We are a manufacturer and trader in one.

Can we visit the factory?

Customers are welcome to visit the factory.

How are the goods purchased shipped?

Export standard packaging.

What is the delivery time?

Depending on the quantity purchased, the usual delivery time is 7-12 days.

Do we have access to samples? What are the costs?

Samples are supported, depending on stock availability a sample fee is charged, if a sample fee is charged we will refund the sample fee when the customer orders the main goods.

How do we get a quote for a product?

Please send me the name, size, quantity and packaging requirements of the product you wish to order and we will then provide you with the most accurate and favourable price.
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3A21 Aluminum Coil
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