5083 5383 O H112 Marine Grade Aluminum Bars
5083 and 5383 aluminum alloys belong to the 5xxx series and are known for their excellent corrosion resistance, weldability and formability. These alloys are primarily composed of aluminum, with magnesium as the main alloying element. The addition of magnesium increases the strength and corrosion resistance of the alloy, making it ideal for marine applications where exposure to seawater, salt spray and corrosive environments is inevitable.
The designation "O H112" indicates the tempered state of the aluminum rod.
- The "O" state represents the annealed or softened state, which is beneficial to forming and machining.
- The "H112" temper represents a strain-hardened and partially annealed condition, making the bar suitable for structural applications requiring increased strength and durability.
5083 5383 O H112 Marine Grade Aluminum Bars are certified by CCS, DNV, NK, CCS, ABS, BV, LR, KR and other classification societies, and their quality fully complies with world marine grade standards.
5083 5383 O H112 Marine Grade Aluminum Bars Features
- 1. Corrosion resistance: One of the most critical attributes of marine grade materials is their ability to resist corrosion. Both 5083 and 5383 alloys exhibit excellent corrosion resistance, especially in seawater environments, due to the protective oxide layer formed on their surface.
- 2. Strength and durability: Despite their lightweight nature, 5083 and 5383 aluminum alloys still offer exceptional strength and durability, which is critical for marine structural components that are subject to dynamic loads and harsh operating conditions.
- 3. Weldability: These alloys are highly weldable and can easily fabricate and assemble complex marine structures without compromising their integrity.
- 4. Formability: The ductility of 5083 and 5383 aluminum alloys enables complex shaping and shaping processes, ensuring versatility in design and construction.
- 5. Heat resistance: Withstanding high temperatures is critical for materials used in marine applications. Both alloys exhibit excellent heat resistance and maintain their mechanical properties even after prolonged exposure to high temperatures.
5083 5383 O H112 Marine Grade Aluminum Bars Type
5083 5383 O H112 Marine Grade Aluminum Round Bars
These Round Bars are made from aluminum alloy 5083 or 5383 and are designed for marine applications. 5083 5383 O H112 Marine Grade Aluminum Round Bars are commonly used in marine construction for structural bracing, framing and other applications requiring a cylindrical shape.
5083 5383 O H112 Marine Aluminum Square Bar
Similar to round rods, these square rods are made from aluminum alloy 5083 or 5383 and are specifically tailored for marine environments. 5083 5383 O H112 Marine Aluminum Square Bar has a variety of uses in marine construction, often used in building frames, railing systems and other structural components where a square profile is required.
5083 5383 Marine Grade Aluminum Hexagon Bar
These are hexagonal bars made from marine grade aluminum alloy 5083 or 5383. Hexagonal rods offer unique advantages in marine applications, providing increased grip and stability. 5083 5383 Marine Grade Aluminum Hexagon Bar is commonly used on marine decks, support structures and specialty fittings.
These aluminum rods are corrosion-resistant, durable and lightweight, making them ideal for marine environments where they are frequently exposed to salt water and harsh weather conditions.
5083 5383 O H112 Marine Grade Aluminum Bars Production Tolerances
Production tolerances for marine grade aluminum rods may vary depending on the manufacturer and specific requirements. However, the following are typical production tolerances for these types of rods:
5083 / 5383 O H112 Marine Grade Aluminum Round Bars:
- Diameter Tolerance: Typically within +/- 0.05 mm to +/- 0.3 mm depending on the diameter size.
- Length Tolerance: Generally within +/- 10 mm to +/- 50 mm, depending on the specified length.
5083 / 5383 O H112 Marine Aluminum Square Bar:
- Size Tolerance: Usually within +/- 0.1 mm to +/- 0.5 mm, depending on the cross-sectional dimensions.
- Length Tolerance: Similar to round bars, within +/- 10 mm to +/- 50 mm.
5083 / 5383 Marine Grade Aluminum Hexagon Bar:
- Across Flat Tolerance: Typically within +/- 0.1 mm to +/- 0.5 mm, depending on the size of the hexagon.
- Length Tolerance: Comparable to round and square bars, within +/- 10 mm to +/- 50 mm.
It is important to note that these tolerances are general guidelines only and may vary based on specific customer requirements, industry standards and manufacturing capabilities. Additionally, tighter tolerances may be achieved through specialized manufacturing processes, but they may also increase production costs.
Chemical composition of marine grade 5083 5383 aluminum bar
| Elements | Composition / % | |
| 5083 | 5383 | |
| Si | 0-0.4 | 0-0.25 |
| Fe | 0-0.4 | 0-0.25 |
| Cu | 0-0.1 | 0-0.2 |
| Mn | 0.40-1.00 | 0.70-1.00 |
| Mg | 4.00-4.90 | 4.0-5.20 |
| Cr | 0.05-0.25 | 0-0.25 |
| Zr | - | 0-0.2 |
| Zn | 0-0.25 | 0-0.4 |
| Ti | 0-0.15 | 0-0.15 |
| Al | Remainder | Remainder |
Mechanical properties of marine grade 5083 5383 aluminum bar
| Alloy Temper | Inscribed circle diameter /mm | Tensile strength /(N/mm2) | Specified non-proportional tensile strength /(N/mm2) | Elongation after break /% | |
| A | A50 mm | ||||
| not less than | |||||
| 5083 O | ≤12.50 | 270-350 | 110 | - | 14 |
| >12.50-200.00 | 270 | 12 | - | ||
| 5083 H112 | ≤12.50 | 270 | 125 | - | 12 |
| >12.50-200.00 | 12 | - | |||
| 5383 O | ≤12.50 | 290 | 145 | - | 17 |
| >12.50-50.00 | 17 | - | |||
| 5383 H112 | ≤12.50 | 310 | 190 | - | 13 |
| >12.50-50.00 | 13 | - | |||
5083 5383 O H112 Marine Grade Aluminum Bars Applications
The versatility and superior performance of 5083 and 5383 O H112 Marine Grade Aluminum Rods find a wide range of applications in various areas of the marine industry.
- 1. Shipbuilding industry: From hulls to superstructures, these aluminum rods are the primary building materials for a variety of ships, including merchant ships, luxury yachts, and naval vessels.
- 2. Offshore structures: Offshore platforms, oil rigs and other offshore structures benefit from the corrosion resistance and structural integrity of 5083 and 5383 aluminum rods, ensuring long-term reliability in harsh marine environments.
- 3. Marine Equipment: Components such as marine handrails, ladders, gangways and accessories rely on the lightweight yet strong properties of these aluminum bars to withstand the rigors of offshore operations.
- 4. Boat trailers and docks: Aluminum rods can be used in the construction of boat trailers, boat docks and marine terminals, providing a durable and corrosion-resistant solution for waterfront infrastructure.
- 5. Marine Accessories: From marine hardware to recreational equipment, the versatility of 5083 and 5383 aluminum bars extends to countless marine accessories, enhancing functionality and longevity.
In summary, 5083 and 5383 O H112 marine grade aluminum rods embody excellence in materials engineering, providing unparalleled corrosion resistance, strength and versatility for marine applications.
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