3A21 Aluminum Plate

3A21 Aluminum Plate

3A21 aluminum plate is a versatile Al-Mn alloy, celebrated for its impressive anti-rust properties. This alloy stands out with its exceptional resistance to corrosion, making it a go-to choice for environments where durability is paramount. With remarkable weldability, it lends itself seamlessly to applications that demand both high plasticity and ease of fabrication. Primarily, it thrives in settings exposed to liquid or gas media, ensuring long-lasting performance even under challenging conditions. Whether in industrial or marine applications, the 3A21 aluminum plate proves indispensable, blending strength and flexibility where it’s most needed.
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)	Test Stress0.2% (MPa)	HardnessHB	Elongation Rate(%)
105-145	≥85	≥34	≥12

Physical Performance

Density	Melting Point	Modulus of Elasticity	Thermal Conductivity	Thermal Expansion	Resistivity
2.71 Kg/m³	650°C	71 GPa	222 W/m.K	24 × 10-6/K	0.282 × 10-6Ω.m

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.