3A21 Aluminum Coil
3A21 aluminum alloy is an ordinary industrial pure aluminum with an aluminum content of 99.0. It can not be strengthened by heat treatment; the strength is low, but it has good ductility, formability, weldability and corrosion resistance; after anodic oxidation, it can further improve its corrosion resistance and obtain a beautiful surface.
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PRODUCT DETAILS
Product Description
3A21 aluminum alloy is an ordinary industrial pure aluminum with an aluminum content of 99.0. It can not be strengthened by heat treatment; the strength is low, but it has good ductility, formability, weldability and corrosion resistance; after anodic oxidation, it can further improve its corrosion resistance and obtain a beautiful surface.
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. | ||
| 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. | ||
| OEM Service | Punching, Cutting Special Size, Making Flat Surface, Surface Treatment, etc. | ||
| Delivery Time | Received 30%, After deposit 7-15 working day | ||
| Application | Construction, Shipbuilding, Decoration, Industry, Manufacturing, Machinery, Hardware And Other Fields, etc. | ||
| Sample | Free Offers Sample | ||
| 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 | Margin |
| 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 | Margin |
| 3003 | 0.60 | 0.70 | 0.05~0.20 | 1.0~1.5 | – | – | 0.10 | – | 0.05 | 0.15 | Margin |
| 3A21 | 0.60 | 0.70 | 0.20 | 1.0-1.6 | 0.05 | – | 0.15 | 0.1-0.2 | – | – | Margin |
| 3004 | 0.30 | 0.70 | 0.25 | 1.0~1.5 | 0.8~1.3 | – | 0.25 | – | 0.05 | 0.15 | Margin |
| 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 | Margin |
| 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 | Margin |
| 5005 | 0.30 | 0.70 | 0.20 | 0.20 | 0.5~1.1 | 0.1 | 0.25 | – | 0.05 | 0.15 | Margin |
| 5052 | 0.25 | 0.40 | 0.10 | 0.10 | 2.2~2.8 | 0.15~0.35 | 0.10 | – | 0.05 | 0.15 | Margin |
| 5754 | 0.40 | 0.40 | 0.10 | 0.50 | 2.6~3.6 | 0.30 | 0.20 | 0.15 | 0.05 | 0.15 | Margin |
| 5A05 | 0.50 | 0.50 | 0.10 | 0.3-0.6 | 4.8-5.5 | – | 0.20 | – | 0.05 | 0.05 | Margin |
| 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 | Margin |
| 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 | Margin |
| 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 | Margin |
| 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 | Margin |
Mechanical Properties
| Tensile Strength (MPa) |
Yield strength (MPa) |
Hardness HB |
ElongationRate (%) |
| 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 | 222W/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 | |
| 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 | |
| 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, etc. |
PACKING AND DELIVERY
| Alloy Series | Chinese standard | American standard | European standard |
| 1xxx series | 1050 | - | - |
| 1050A | - | EN AW-1050A | |
| 1060 | 1060 | - | |
| 1100 | 1100 | - | |
| 2xxx series | 2024 | 2024 | EN AW-2024 |
| 3xxx series | 3003 | 3003 | EN AW-3003 |
| 3004 | 3004 | EN AW-3004 | |
| 3005 | 3005 | EN AW-3005 | |
| 3105 | 3105 | EN AW-3105 | |
| 5xxx series | 5005 | 5005 | EN AW-5005 |
| 5052 | 5052 | EN AW-5052 | |
| 5754 | 5754 | EN AW-5754 | |
| 5083 | 5083 | EN AW-5083 | |
| 5086 | 5086 | EN AW-5086 | |
| 5182 | - | EN AW-5182 | |
| 5049 | - | EN AW-5049 | |
| 5251 | - | EN AW-5251 | |
| 6xxx series | 6061 | 6061 | EN AW-6061 |
| 6082 | - | EN AW-6082 | |
| 7xxx series | 7075 | 7075 | EN AW-7075 |
Packing and delivery
The company mainly deals in seamless steel pipes, welded steel pipes, galvanized steel coils, round steel, steel plates, color-coated plates, stainless steel plates, aluminum coils, angle steels, H-shaped steels, special-shaped steel bars, etc. We provide one-stop service from raw materials to finished products, with complete product specifications. We have 15 years of production experience and after years of development, we have a strong production capacity with a monthly output of 50,000 tons.
FACTORY APPEARANCE
We are one-stop supplier from raw materials to finished products, our products are available in a variety of specifications and with a history of 15 years production experience, after years of development, We have a strong production capacity, with a monthly output of 50,000 tons, ranking among the top five in the industry.
APPLICATION FIELD
Adhering to the business principle of mutual benefits, Hongzheng has had a reliable reputation among our customers because of our professional services, quality products and competitive prices.
FAQ
What are the certifications for your products?
We have ISO 9001, MTC, and third-party inspections such as SGS, BV, etc.
Do you provide custom made Products service?
Yes, if you have your own design, we can produce according to your specifications and drawings.
What is your terms of payment?
Payment ≤ 1000 USD: 100% in advance. Payment ≥ 1000 USD: 30% T/T in advance, balance before shipment or based on BL copy or LC at sight.
What about product prices information?
Prices vary according to periodic price changes of raw materials.
What ports of shipment are there?
Normally, we ship from Shanghai, Tianjin, Qingdao, and Ningbo. You can specify other ports if needed.
It's my first time to import steel products. Can you help me?
Sure, we have agents to arrange shipment and can assist you through the process.
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