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Name: 3A21 Aluminum Plate
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3A21 Aluminum Plate

3A21 aluminum plate is an Al-Mn alloy. It is a widely used anti-rust aluminum with good corrosion resistance and good weldability. It is mainly used for applications requiring high plasticity and good weldability. And it usually works in liquid or gas media.

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Product Description

3A21 Aluminum Plate 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 plate 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 plate 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 plate 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.
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.
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

Elongation Rate

(%)

89.6

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	O, H12, H14, H16, H18, H22, H24, H26, H28, H111
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

Product Application

Packaging and shipping

Factory Display

FAQ

1. What products do you supply?
We supply carbon steel, galvanized steel, pre-painted steel, stainless steel, copper, aluminum, and structural steel sections. Our product range includes sheets, coils, pipes, bars, strips, angles, channels, I-beams, and H-beams.

2. Can you provide customized specifications?
Yes. We can supply products in different materials, grades, thicknesses, widths, lengths, and surface finishes. Please send us your detailed specifications so we can confirm availability.

3. What processing services do you offer?
Depending on the product and project requirements, we can provide cutting, slitting, custom sizing, and other processing services. Please provide your drawings, dimensions, tolerances, and processing requirements with your inquiry.

4. How do you ensure product quality?
Products are supplied according to the material, dimensions, specifications, and quality requirements confirmed in the order. Please inform us before ordering if your project requires specific inspections, tests, or documents.

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