Why choose Chalco 6005A marine grade aluminum square bars?
Authentication
Chalco products are manufactured in our advanced factories using strict quality and environmental management systems, and have passed CCS, DNV, NK, CCS, ABS, BV, LR, KR certifications.
Production strength
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
Production standard
GB/T 26006-2010
GB/T14846-2008
GB/T6892-2015
EN 755
Mechanical properties of 6005A marine grade aluminum square bars
| Alloy | Temper | Thickness ｍｍ | Tensile Strength R ｍ MPa | Specified non-proportional tensile strength Rp0.2 Mpa | Elongation ％ | |
| A50ｍｍ | A | |||||
| 6005A | T6 | ≤12.50 | 270 | 225 | - | 8 |
| >12.50-25.00 | 270 | 225 | 10 | - | ||
| >25.00-50.00 | 270 | 225 | 8 | - | ||
| ≤12.50 | 270 | 225 | - | 8 | ||
The specification of 6005A marine grade aluminum square bars
Max. internal cutting circle diameter: 120mm
| Square bar width (or side length) | Allowable deviation in width or side length |
| 10.00-18.00 | ±0.22 |
| >18.00-25.00 | ±0.25 |
| >25.00-40.00 | ±0.30 |
| >40.00-50.00 | ±0.35 |
| >50.00-65.00 | ±0.40 |
| >65.00-80.00 | ±0.45 |
| >80.00-100.00 | ±0.55 |
| >100.00-120.00 | ±0.65 |
| Square bar width (or side length) | Permissible deviation of the rounded (or chamfered) corners of the square bar from the width (or edge length) |
| 10.00-25.00 | ≤1.0 |
| >25.00-50.00 | ≤1.5 |
| >50.00-80.00 | ≤2.0 |
| >80.00-120.00 | ≤2.5 |
| 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 |
| Square bar width (or side length) | Bending of a square bar over any 300mm length h | Curvature over the full length of the square bar (L m) h |
| 10.00-80.00 | ≤0.8 | ≤2×L |
| >80.00-120.00 | ≤1.0 | ≤2×L |
| Square bar width (or side length) | Torque on any 1000mm length of square bar | Twist on 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 |
| Square bar width (or side length) | Allowable length deviations on the following fixed length square bars | ||
| ≤2000 | >2000-5000 | >5000 | |
| 10.00-100.00 | +5 | +7 | +10 |
| 0 | 0 | 0 | |
| >100.00-200.00 | +7 | +9 | +12 |
| 0 | 0 | 0 | |
Chemical composition of 6005A marine grade aluminum square bars
| Element | Chemical composition % |
| Al | Rest |
| Si | 0.7-1.3 |
| Mg | 0.4-0.7 |
| Cu | 0.3 |
| Mn | 0.4-0.8 |
| Cr | 0.1 |
| Zn | 0.25 |
| Fe | 0.35 |
| Ti | 0.1 |
| Others | 0.05 |
Advantages of Chalco 6005A marine grade aluminum square bars
Good welding performance: 6005A alloy has good welding performance, which allows easy welding and joining operations, making it suitable for the manufacture and repair of ship structures.
Good corrosion resistance: 6005A alloy has good corrosion resistance, especially in seawater and wet environments, and can resist corrosion and oxidation.
High strength and light weight: 6005A alloy has high strength, which can provide good structural support and pressure resistance, and at the same time, due to the light weight nature of aluminum alloy, it can reduce the weight of ships and improve transportation efficiency.
Good processing properties: 6005A alloy has good processing properties and can be manufactured into square bars of various shapes by extrusion, drawing, forging and other processing processes, which is suitable for the manufacture of complex structures.
Good thermal conductivity: 6005A alloy has good thermal conductivity and can effectively conduct and disperse heat, which helps the heat dissipation and temperature control of the ship structure.
It should be noted that the selection of marine square bars should be determined according to the specific application needs and specification requirements, and different alloys may have different advantages and application ranges. Therefore, in specific applications, it is recommended to refer to relevant codes and consult professional engineers or suppliers to ensure the selection of suitable materials.
Precautions for purchasing 6005A marine grade aluminum square bars
Material certification
Ensure that the purchased 6005A aluminum alloy material meets relevant standards and obtains a qualified material certification certificate.
Specification requirements
Select the appropriate specification, size and shape according to actual needs to ensure that the purchased aluminum square bars can meet the specific ship square bars manufacturing requirements.
Surface quality
Check whether the surface of the purchased aluminum square bars is smooth, free of cracks, wear, oxidation or other surface defects, to ensure that the surface quality of the aluminum square bars meets the requirements.
Supplier reputation
Choose a reputable and experienced supplier to purchase to ensure that the purchased 6005A marine bar is reliable in quality, reasonable in price and timely in delivery.
Storage requirements
Pay attention to the storage requirements of the aluminum square bars, keep it dry, avoid moisture, mechanical impact or other damage.
In short, when purchasing 6005A marine bar, you need to pay attention to material certification, specification requirements, surface quality, supplier reputation and storage requirements, etc., to ensure that the purchased aluminum square bars are reliable in quality and meet the requirements.
Applications of Chalco 6005A marine grade aluminum square bars
Chalco 6005A marine square bar is widely used in the field of ship and marine engineering, with the following common applications:
Hull structure: 6005A marine square bar can be used in the manufacture of hull structure, including hull skeleton, mast, ship bulkhead, etc. Its high strength and light weight characteristics enable the hull to withstand high loads while reducing the overall weight and improving the performance and fuel efficiency of the ship.
Ship deck: 6005A marine square bar is also commonly used in the construction and reinforcement of ship deck. Ship decks need to withstand a variety of forces such as ship handling, cargo loading and wave impact, and the high strength and corrosion resistance of 6005A alloy make it an ideal choice.
Marine ladders and handrails: ladders and handrails in the ship's internal passages and between decks are usually manufactured using 6005A marine square bars. Square bars have good machining properties and can be made into various shapes and sizes to meet the needs of the ship's interior structure.
Marine railings and guardrails: to ensure the safety of crew and passengers, railings and guardrails need to be installed on ships. 6005A marine square bars can be made into strong and durable railings and guardrails that provide reliable protection.
It should be noted that the specific application will be restricted and required by the ship design requirements, classification society specifications and related regulations. Therefore, when selecting and applying 6005A marine square bar, it is recommended to cooperate and consult with ship designers, engineers or related professionals to ensure compliance with relevant standards and codes.
