1. Home > 
  2. Product > 
  3. Marine Aluminum Profiles

Marine Aluminum Profiles

Marine aluminum profiles play a critical role in marine engineering, shipbuilding, and offshore facility construction. They are widely used in various marine environments due to their excellent corrosion resistance, lightweight, high strength, and good processing performance.

The lightweight nature of marine aluminum profiles can effectively reduce the overall weight of the vessel, improving fuel efficiency.

Marine Aluminum Profiles

Haomei Aluminum - Premium Marine-Grade Aluminum Supplier

  • Products: Marine Aluminum Plate, Marine Aluminum Tube, Marine Grade Flat Aluminum, Marine Grade Aluminum Plate, Marine Grade Angular Aluminum, Marine Grade T-Type Aluminum, Marine Grade I-Type Aluminum, Marine Grade Square Tube, Marine Grade Aluminum Trough, and other marine aluminum products.
  • Comprehensive Marine Aluminum Certifications: CCS, DNV, NK, CCS, ABS, BV, LR, KR, etc.

Popular Marine Aluminum Profiles

Marine aluminum profiles are typically supplied in various shapes and sizes to meet different design needs. Common shapes include:

  • Profiles: Such as L-shaped, T-shaped, H-shaped, U-shaped, etc., suitable for hull frames and support structures.
  • Tubes: Round, square, or rectangular tubes, used for masts, railings, and other support structures.
  • Plates: Used for hull covering, decks, and other large surface structural components.
  • Marine Aluminum Tube
    Marine Aluminum Tube

    A cylindrical hollow profile made of marine aluminum, commonly used in piping, railings, and frames in shipbuilding and marine structures due to its corrosion resistance and high strength.

  • Marine Grade Flat Aluminum
    Marine Grade Flat Aluminum

    A flat, rectangular marine aluminum sheet or strip used for structural components, decks, and other flat surfaces on ships.

  • Marine Grade Aluminum Bulb Flat extrusions
    Marine Grade Aluminum Bulb Flat extrusions

    The advantages of Aluminum Bulb Flat Extrusions over other types of extrusions are significant. Compared to traditional extrusions such as angles or flats, bulb flats offer better performance in load distribution and structural reinforcement.

  • Marine Grade Angular Aluminum
    Marine Grade Angular Aluminum

    L-shaped or angled aluminum profiles used for reinforcing edges, frames, and supports in marine structures. They are valued for their ability to provide structural support and resist corrosion.

  • Marine Grade T-Type Aluminum
    Marine Grade T-Type Aluminum

    A T-shaped profile made of marine aluminum, used to connect or reinforce parts at right angles, commonly used in building frames and brackets on ships.

  • Marine Grade I-Type Aluminum
    Marine Grade I-Type Aluminum

    An I-beam or H-shaped profile used in marine applications that require high strength, commonly used in constructing beams, joists, and structural supports.

  • Marine Grade Aluminum Square Tube
    Marine Grade Aluminum Square Tube

    A hollow square aluminum profile used in frameworks, railings, and other structural applications where both strength and corrosion resistance are critical.

  • Marine Grade Aluminum Trough
    Marine Grade Aluminum Trough

    A U-shaped or channel profile used in drainage systems, cable management, and structural components in marine environments. It helps guide or support materials while resisting corrosion.

What Types of Aluminum Are Used for Marine Aluminum Profiles?

Marine aluminum profiles generally use 6082, 6061, 6063, and 5083 aluminum alloys.

  • 5083: 5083 is ideal for applications requiring excellent corrosion resistance in harsh environments.
  • 6061: 6061 offers excellent corrosion resistance and is easier to machine and weld compared to 5052 aluminum alloy.
  • 6063: 6063 aluminum alloy is primarily used for architectural and decorative purposes rather than structural support. It has excellent corrosion resistance, tensile properties, and finishing characteristics.
  • 6082: 6082 has excellent corrosion resistance and weldability, high strength, and good machinability.

5083 Marine Aluminum Profile

  • Main Characteristics: High corrosion resistance, particularly suitable for seawater environments, with good strength and weldability.
  • Common Tempers: H111, H116, H321.
  • Main Applications: Hulls, shells, decks, and other structural components.

6061 Marine Aluminum Profile

  • Main Characteristics: High strength, good corrosion resistance, and excellent mechanical properties, suitable for components that need to withstand high loads.
  • Common Tempers: T6.
  • Main Applications: Ship frames, masts, railings, and other high-strength structural components.

6082 Marine Aluminum Profile

  • Main Characteristics: Excellent corrosion resistance and weldability, high strength, and good machinability.
  • Common Tempers: T6.
  • Main Applications: Ship structural components, marine railings, and other high-strength parts.

6063 Marine Aluminum Profile

  • Main Characteristics: Good corrosion resistance and weldability, high strength, and excellent surface treatment performance, often used to manufacture finely processed components.
  • Common Tempers: T5, T6.
  • Main Applications: Ship frames, railings, hatches, and other decorative or light-load structural components.

Specifications for Marine Aluminum Profiles

Marine Aluminum Tube Typical Specifications

Diameter (D) mm 22 35 45 50 60 70 80 108 120 130
Thickness (T) mm 3 5 4 3 6 5 5 8 5 10

Marine Grade Flat Aluminum Typical Specifications

Width (D) mm 40 50 60 80 100 120 150 180 250
Thickness (T) mm 4 5 6 8 10 12 14 8 10

Marine Grade Aluminum Bblate Typical Specifications

Height (H) mm 40 50 60 80 90 100 120 140 160
Width (W) mm 14 16 18 18 21 18.75 21 18.75 21
Thickness (T) mm 3.5 3.5 4 4.2 6 4 7 7 7

Marine Grade Angular Aluminum Typical Specifications

Width 1 (W1) mm 25 30 40 50 60 70 100 185
Width 2 (W2) mm 25 30 40 50 50 50 100 50
Thickness (T) mm 3 4 5 6 8 10 10 10

Marine Grade T-Type Aluminum Typical Specifications

Height (H) mm 40 50 60 65 70 80
Width (W) mm 40 50 60 70 80 80
Thickness 1 (T1) mm 4 4 5 6 6 7.5
Thickness 2 (T2) mm 4 4 4 6 6 7.5

Marine Grade I-Type Aluminum Typical Specifications

Height (H) mm 125 80 100 76.2 50 120 140 270 280
Width (W) mm 125 80 100 76.2 50 120 140 150 100
Thickness 1 (T1) mm 6 6 6 6 6 7 7 7 7
Thickness 2 (T2) mm 6 6 6 6 6 7 7 7 7

Marine Grade Aluminum Square Tube Typical Specifications

Width 1 (W1) mm 25 30 40 50 60 70 75 100 100
Width 2 (W2) mm 25 30 40 50 50 70 75 100 100
Thickness (T) mm 2.5 3 4 4 5 4 6 4 6

Marine Grade Aluminum Trough Typical Specifications

Width (W) mm 25 40 50 100 150 152.4 203.2
Height (H) mm 25 50 50 50 50 76.2 102.3
Thickness 1 (T1) mm 3 5 5 5 6 6 9.5
Thickness 2 (T2) mm 3 5 5 5 6 6 9.5

Chemical Composition of Marine Aluminum Profiles

Alloy Grade Silicon (Si) Iron (Fe) Copper (Cu) Manganese (Mn) Magnesium (Mg) Chromium (Cr) Zinc (Zn) Titanium (Ti) Other Elements Aluminum (Al)
5083 0.4 0.4 0.1 0.4-1.0 4.0-4.9 0.05-0.25 0.25 0.15 0.15 max Remainder
6061 0.4-0.8 0.7 max 0.15-0.4 0.15 max 0.8-1.2 0.04-0.35 0.25 max 0.15 max 0.15 max Remainder
6063 0.2-0.6 0.35 max 0.1 max 0.1 max 0.45-0.9 0.1 max 0.1 max 0.1 max 0.15 max Remainder
6082 0.7-1.3 0.5 max 0.1 max 0.4-1.0 0.6-1.2 0.25 max 0.2 max 0.1 max 0.15 max Remainder

Marine Aluminum Profiles Mechanical Properties

6082 Marine Aluminum Profiles Mechanical Properties

Temper T6 T651
Density 2.70 g/cm³ 2.68g/cm³
Tensile Strength 250-310MPa >=295MPa
Elongation 10% 8%
Thermal Conductivity 170 W/m-K 220.0 W/m-K

6063 Marine Aluminum Profiles Mechanical Properties

Tensile Strength (psi) Yield Strength (psi) Elongation (% in 2″) Brinell Hardness
27, 000 21, 000 12 60

6061 Marine Aluminum Profiles Mechanical Properties

6061-T6 6061-T651
Shear Strength 210MPa 210MPa
Tensile Strength 270-310MPa 270-320 MPa
Elastic Modulus 69GPa 69GPa
Brinell Hardness 93HB 93HB
Elongation 10% 11%

5083 Marine Aluminum Profiles Mechanical Properties

Tensile strength (σb) 110-136MPa
Yield strengthσ0.2 (MPa) ≥110
Elongationδ10 (%) ≥20
Elastic modulus (E) 69.3~70.7Gpa
Annealing temperature 415℃

Advantages of Marine Aluminum Profiles

  • Lightweight: Aluminum is much lighter than traditional steel, which helps reduce the overall weight of the vessel, increasing cargo capacity or fuel efficiency.
  • Corrosion Resistance: Aluminum alloys have excellent resistance to corrosion in seawater, extending the lifespan of the vessel.
  • Workability: Aluminum is easy to cut, weld, and form, making it convenient for shipbuilding and repairs.
  • Eco-Friendliness: Aluminum is recyclable, aligning with the environmental requirements of modern shipbuilding.

Marine aluminum profiles play a critical role in marine engineering, shipbuilding, and offshore facility construction. They are widely used in various marine environments due to their excellent corrosion resistance, lightweight, high strength, and good processing performance.

  • Marine Grade Aluminum Bulb Flat extrusions

    The advantages of Aluminum Bulb Flat Extrusions over other types of extrusions are significant. Compared to traditional extrusions such as angles or flats, bulb flats offer better performance in load distribution and structural reinforcement.

  • Marine Grade Aluminum Trough

    Marine-grade aluminum troughs: A U-shaped or channel profile used in drainage systems, cable management, and structural components in marine environments. They help guide or support materials while resisting corrosion.

  • Marine Grade Aluminum Square Tube

    Marine Grade Square Tube: A type of hollow square aluminum profile used in frameworks, railings, and other structural applications where both strength and corrosion resistance are critical.

  • Marine Grade I-Type Aluminum Profiles

    Marine-grade I-beam aluminum: An I-beam or H-beam aluminum profile used in marine applications requiring high strength, typically used in the construction of beams, joists, and structural supports.

  • Marine Grade T-Type Aluminum Profiles

    Marine T aluminum is a type of aluminum profile specifically designed for shipbuilding, primarily used for connecting or reinforcing hull parts at a vertical angle.

  • Marine Grade Angular Aluminum

    Marine-grade angular aluminum is used for reinforcing edges, frames, and supports in marine structures with L-shaped or angled aluminum profiles. It is valued for its structural support and corrosion-resistant properties.

  • Marine Grade Flat Aluminum

    Marine Grade Flat Aluminum refers to flat, rectangular marine aluminum sheets or strips used in structural components, decks, and other flat surfaces on vessels.