Chalco has AS9100 certification, produce 5251 aerospace aluminum sheet plate according to BS 3 L80, BS 3 L81, BS EN 485-2, BS EN 573-3, ASTM B209, etc. standards. 5251 aluminum plate is widely used in the aerospace field, with good corrosion resistance, weldability, formability, and strength properties. It can be used to manufacture aircraft fuselage shells, fuel tanks, oxygen cylinders, and other components.
Chalco high quality 5251 aerospace aluminum sheet plate
Chalco 5251 aerospace aluminum sheet plate standards
BS 3 L80 Alloy 5251-0 Sheet,
BS 3 L81 Alloy 5251-H16/H26 Sheet
BS EN 485-2, BS EN 573-3
ASTM B209
Chalco accreditation
AS9100
OHSAS 18001
ISO14001
ISO 9001
NADCAP HT
NADCAP NDT
IATP16949
Specification of Chalco 5251 aerospace aluminum sheet plate
| Grade | 5000 series alloy |
| Temper | O, H16, H22, H24, H26, H28 |
| Thickness and tolerance | 1mm-30mm |
| ≤3.0mm, ±0.12mm; >3.0mm, ±4%. | |
| Width and tolerance | 1000mm - 2500mm |
| ≤1000mm, ±1.5mm; >1000mm, ±2.0mm. | |
| Length and tolerance | 2000mm - 6000mm |
| ≤2000mm, ±1.5mm; >2000mm, ±2.0mm. | |
| Tolerance of flatness |
On the longest side of the plate, the flatness tolerance is 3mm/m; On the shortest side of the plate, the flatness tolerance is 2mm/m. |
| Surface requirements | The surface is smooth, free of defects such as scratches and oxide skin to ensure that the aluminum plate will not be corroded or damaged during use |
| Packaging | Export standard wooden pallets |
| Inventory | The inventory is complete. For detailed requirements, please check our inventory table or contact us. |
Purchase guide for Chalco 5251 aerospace aluminum sheet plate
Production capacity of Chalco 5251 aerospace aluminum sheet plate
Chalco's production capacity has also been fully recognized by customers. With a large production workshop and professional production team, sufficient inventory and large batch production capacity, it can meet any batch requirements of customers. At the same time, we can also provide fast delivery services to ensure that customers' production plans are not affected. Customized services can be provided for plate thickness, dimensions, surface treatment, etc.
Price of Chalco 5251 aerospace aluminum sheet plate
Chalco relies on its own production and delivery capabilities to ensure the delivery of primary supplies to customers. Provide customers with the best quality products while ensuring the most competitive prices. Contact our customer service personnel for free samples and quotes.
Performance advantages of Chalco 5251 aerospace aluminum sheet plate
- Good corrosion resistance
- Lightweight and medium strength
- Good processing performance
- Good high-temperature performance
Chemical composition of chalco 5251 aerospace aluminum sheet plate
| Element | Composition(%) |
| Si | 0.40 max |
| Fe | 0.50 max |
| Cu | 0.10 max |
| Mn | 0.10 max |
| Mg | 2.20-2.80 |
| Cr | 0.15-0.35 |
| Zn | 0.15 max |
| Ti | 0.15 max |
| Al | Reminder |
Note: The above percentages are approximate and may vary depending on the specific composition of the alloy.
Mechanical and physical properties of Chalco hot selling 5251 aerospace aluminum sheet plate
5251-O aerospace aluminum sheet plate mechanical properties
| Tensile strength | 75 MPa min |
| Yield strength | 35 MPa min |
| Elongation | 20% min |
| Hardness | 28 HB max |
5251-O aerospace aluminum sheet plate physical properties
| Density | 2.68 g/cm3 |
| Melting point | 607-649 °C |
| Coefficient of thermal expansion | 24.2×10-6/°C |
| Thermal conductivity | 138 W/(m·K) |
| Electrical conductivity | 43% IACS |
| Young's modulus | 70.3 GPa |
5251-H16/26 aerospace aluminum sheet plate mechanical properties
| Yield strength | MPa | ≥160 |
| Ultimate tensile strength | MPa | 215 - 265 |
| Elongation at break | % | ≥5 |
| Bending strength | MPa | ≥215 |
| Fatigue strength | MPa | 55 |
| Hardness | HB | 60 - 80 |
5251-H16/26 aerospace aluminum sheet plate physical properties
| Density | g/cm3 | 2.69 |
| Coefficient of thermal expansion | µm/m°C | 23.8 |
| Thermal conductivity | W/m°C | 120-140 |
| Electrical resistivity | µΩ·cm | 3.18-3.55 |
| Modulus of elasticity | GPa | 70-73 |
| Melting point | °C | 635-645 |
5251-H22 aerospace aluminum sheet plate mechanical properties
| Yield strength | MPa | ≥135 |
| Ultimate tensile strength | MPa | 165-215 |
| Elongation at break | % | ≥10 |
| Bending strength | MPa | ≥160 |
| Fatigue strength | MPa | 55 |
| Hardness | HB | 45-70 |
5251-H24 aerospace aluminum sheet plate mechanical properties
| Yield strength | MPa | ≥165 |
| Ultimate tensile strength | MPa | 195-245 |
| Elongation at break | % | ≥4 |
| Bending strength | MPa | ≥215 |
| Fatigue strength | MPa | 70 |
| Hardness | HB | 55-75 |
5251-H28 aerospace aluminum sheet plate mechanical properties
| Yield strength | MPa | ≥185 |
| Ultimate tensile strength | MPa | 215-265 |
| Elongation at break | % | ≥4 |
| Bending strength | MPa | ≥240 |
| Fatigue strength | MPa | 75 |
| Hardness | HB | 65-75 |
Application of Chalco 5251 aluminum sheet plate in the aerospace field
5251 aerospace aluminum sheet plate has been widely used on the aircraft structural components such as aircraft shells, wings, and tail wings. It has also been used on the spacecraft components such as satellite shells, missile structures, and so on.
Application of 5251 aerospace aluminum sheet
Housing and Covers: 5251 aluminum sheet can be used to manufacture housings and covers for various aerospace equipment, such as wings, fuselage, vertical tails, engine covers, and so on.
Internal structural components: 5251 aluminum sheet can also be used to manufacture internal structural components of various aerospace equipment, such as partitions, support rods, pipes, stiffeners, and so on.
Electronic components: 5251 aluminum sheet can also be used to manufacture electronic components for various aerospace equipment, such as circuit boards, antennas, scanners, and so on.
Application of 5251 aerospace aluminum plate
High load components: 5251 aluminum thick plate can be used to manufacture various aerospace equipment components that bear high loads, such as brackets, support rods, hydraulic pipelines, and so on.
High temperature resistant components: 5251 aluminum thick plate can be used to manufacture various high temperature resistant aerospace equipment components, such as gas turbine blades, engine covers, heat conductors, and so on.
Large structural components: 5251 aluminum thick plates can also be used to manufacture structural components for various large aerospace equipment, such as fuselage, wings, vertical tails, etc.
