5083 aluminum-magnesium alloy has the characteristics of high strength, good corrosion resistance, weldability and easy processing and forming. It is an important material for manufacturing molds, pipes, etc. 5083 aluminum square bars in different hardening states are also commonly used in shipbuilding, industries such as transportation.
Compared with 5083 alloy, the welding strength of 5383 alloy is increased by 15%; under the same size of ship material, the safety range can be improved; when the size of ship material is reduced or improved, the weight can be effectively reduced; in addition, it has strong corrosion resistance and higher fatigue strength. 5383 alloy aluminum square bars can be used for aluminum components that require strong welding (from the hull to the superstructure).
Why choose Chalco Aluminum's 5083 5383 aluminum square bar？
Quality could full meet world wide marine grade standard: CCS, DNV, NK, CCS, ABS, BV, LR, KR
Production and management comply with international marine quality system, to make sure best quality of super resistance to corrosion, good welding ability and strong impact-resistance.
Specs of 5083 5383 aluminum square bar？
| Alloy | 5083, 5383 |
| Temper | O, H112 |
| Side length mm | 10-220mm |
| Normal length | 3000mm, 4000mm, 6000mm |
| Standard | GBT 26006-2010，EN 755， EN754 |
Chemical composition of 5083 5383 alloy
| Chemical | 5083 element % | 5383 element % |
| Si | 0.40 | 0.25 |
| Fe | 0.40 | 0.25 |
| Cu | 0.10 | 0.20 |
| Mn | 0.40-1.00 | 0.70-1.00 |
| Mg | 4.00-4.90 | 4.0-5.20 |
| Cr | 0.05-0.25 | 0.25 |
| Zr | - | - |
| Zn | 0.25 | 0.40 |
| Ti | 0.15 | 0.15 |
| Al | Remainder | Remainder |
Property of 5083 5383 aluminum square bar
| Alloy | Temper | Inscribed circle diameter of square bar /mm | Tension Strength /(N/mm2) | Yield Strength/(N/mm2) | Elongation /% | |
| A | A50 mm | |||||
| Not less than | ||||||
| 5083 | O | ≤12.50 | 270-350 | 110 | - | 14 |
| >12.50-200.00 | 270 | 12 | - | |||
| H112 | ≤12.50 | 270 | 125 | - | 12 | |
| >12.50-200.00 | 12 | - | ||||
| 5383 | O | ≤12.50 | 290 | 145 | - | 17 |
| >12.50-50.00 | 17 | - | ||||
| H112 | ≤12.50 | 310 | 190 | - | 13 | |
| >12.50-50.00 | 13 | - | ||||
Dimension tolerance of 5083 5383 aluminum square bar
| Square bar width (or side length) | The allowable deviation of side length |
| 10.00-18.00 | ±0.30 |
| >18.00-25.00 | ±0.35 |
| >25.00-40.00 | ±0.40 |
| >40.00-50.00 | ±0.45 |
| >50.00-65.00 | ±0.50 |
| >65.00-80.00 | ±0.70 |
| >80.00-100.00 | ±0.90 |
| >100.00-120.00 | ±1.0 |
| >120.00-150.00 | ±1.2 |
| >150.00-180.00 | ±1.4 |
| >180.00-220.00 | ±1.7 |
| Square bar width (or side length) | The allowable deviation of fillets (or chamfers) corresponding to the width (or side length) square rods |
| 10.00-25.00 | ≤1.5 |
| >25.00-50.00 | ≤2.0 |
| >50.00-80.00 | ≤3.0 |
| >80.00-120.00 | ≤3.0 |
| >120.00-180.00 | ≤4.0 |
| >180.00-220.00 | ≤5.0 |
| Square bar width (or side length) | Angular deviation corresponding to width (or side length) |
| 10.00-100.00 | ≤0.01×Width |
| >100.00-180.00 | ≤1.0 |
| >180.00-220.00 | ≤1.5 |
| Square bar width (or side length) | Curvature h on any 300mm length of square bar | Curvature h on the full length of the square bar (L meters) |
| 10.00-80.00 | ≤0.8 | ≤2×L |
| >80.00-120.00 | ≤1.0 | ≤2×L |
| >120.00-220.00 | ≤1.5 | ≤3×L |
| Square bar width (or side length) | Twist degree of any 1000mm length of square bar | Twist over the full length of the square bar |
| 10.00-30.00 | ≤1 | ≤3 |
| >30.00-50.00 | ≤1.5 | ≤4 |
| >50.00-120.00 | ≤2 | ≤5 |
| >120.00-220.00 | ≤3 | ≤6 |
| Square bar width (or side length) | Permissible deviations in the following lengths on square rods of fixed length | ||
| ≤2000 | >2000-5000 | >5000 | |
| 10.00-100.00 | +5 | +7 | +10 |
| 0 | 0 | 0 | |
| >100.00-200.00 | +7 | +9 | +12 |
| 0 | 0 | 0 | |
| >200.00-220.00 | +8 | +11 | +14 |
| 0 | 0 | 0 | |
Features of 5083 5383 aluminum square bar
Good corrosion resistance: 5083 and 5383 aluminum alloys have excellent corrosion resistance, especially in seawater and salt spray environments. Therefore, they are commonly used in the manufacture of ships and marine equipment.
High strength: these two alloys have relatively high strength, especially at room temperature. They are often used in applications requiring higher strength, such as the aerospace and automotive industries.
Good weldability: 5083 and 5383 aluminum alloys have good weldability and can be welded by various commonly used welding methods, such as argon arc welding, arc welding and laser welding.
Excellent machinability: these alloys can be machined with relative ease, including operations such as milling, drilling, stamping, and cutting.
Suitable for low temperature environments: 5083 and 5383 aluminum alloys have high low temperature toughness, so they can still maintain good performance in low temperature environments.
Uses of 5083 5383 aluminum square bar
5083 and 5383 aluminum extruded square bars can have a variety of uses on ships, the following are some common ship applications:
Hull structure: 5083 and 5383 aluminum square bars can be used for the construction of hull structure, including hull skeleton, hull support structure and hull reinforcement, etc. These alloys have high strength and good corrosion resistance, which provide the structural stability and durability of the hull.
Ship interior decoration: 5083 and 5383 alloy aluminum square bars can also be used for ship interior decoration, such as cabin panels, partitions, floors and ceilings, etc. These alloys have good processability and can be cut, bent and welded to suit the various shapes and requirements of the ship's interior.
Marine equipment and accessories: 5083 and 5383 aluminum square bars can be used to manufacture various equipment and accessories on ships, such as ship ladders, handrails, masts, bridges and ship steering systems, etc. They have high strength and good corrosion resistance and are suitable for use in marine environments.
5383 alloy aluminum extruded square bar has excellent corrosion resistance when it is often used as structural parts on ships.
As far as small boats (<50m) are concerned, the size of the ship can be improved, such as the reduction of the structural weight of the patrol ship, the strengthening of the work boat and the increase of the interior space of the luxury yacht.
In terms of large ships (>50m), the strength and fatigue resistance can be improved, and the superstructure of the patrol ship can be further lightened. It will not affect the strength or corrosion resistance while improving the stability.
Precautions for buying 5083 5383 aluminum square bar
Here are some considerations when purchasing 5083 and 5383 aluminum square rods:
Material certification: make sure that the purchased 5083 and 5383 aluminum square bars meet international or industry standards, such as ASTM (American Society for Testing and Materials) or ISO (International Organization for Standardization), etc. This will ensure that the material purchased has a certain guarantee of quality and performance.
Material specifications: know the specifications of the required aluminum square bars, including dimensions, lengths, and allowable tolerance ranges. Make sure the materials you purchase meet your specific needs.
Supplier selection: choose reliable and experienced suppliers or distributors. They should have a good reputation and a reliable supply chain to ensure the supply of high quality 5083 and 5383 aluminum square rods.
Material quality check: before purchasing, it is important to conduct a material quality check. Suppliers can be required to provide chemical composition analysis reports and mechanical performance test reports of materials to ensure that they meet the required standards and specifications.
Goods packaging and transportation: make sure the supplier takes proper packaging measures to protect the aluminum square bars from damage during transportation. Also, make sure to choose a reliable shipping method and logistics partner to ensure the goods reach their destination safely.
Prices and delivery times: compare with multiple suppliers and understand the differences in prices, delivery times, and after-sales service among different suppliers. Choose a supplier with reasonable price, timely delivery and good after-sales service.
Customer testimonials and feedback: before you buy, check out a supplier's customer testimonials and feedback to learn about their reputation and customer satisfaction.
Most importantly, make sure to establish a good communication with the supplier, clarify your needs and requirements, and ensure that all details are fully confirmed and understood.
