6616 Deep Groove Ball Bearing

Updated: 2026-07-17

Overview

6616 Alloy is a high-performance aluminum alloy widely recognized for its exceptional strength-to-weight ratio and corrosion resistance. It is engineered to meet the demanding requirements of industries such as aerospace, automotive, and industrial manufacturing. The alloy's composition typically includes elements like magnesium and silicon, which enhance its mechanical properties and durability. This alloy is favored for its versatility and ease of fabrication, making it suitable for a wide range of applications, from structural components to precision parts. Its lightweight nature combined with high strength makes it an ideal choice for reducing weight without compromising performance.

Physical and Chemical Properties

6616 Alloy exhibits a density of approximately 2.7 g/cm³, which is typical for aluminum alloys, contributing to its lightweight characteristics. The alloy has a melting point ranging between 600-660°C, depending on its specific composition. It is insoluble in water and resistant to many forms of corrosion, particularly in environments where oxidation is a concern. The alloy's mechanical properties include high tensile strength and good ductility, allowing it to be easily machined, welded, and formed into complex shapes. These properties are further enhanced through heat treatment processes, which can tailor the alloy's performance to specific applications.

Main Applications

6616 Alloy is extensively used in the aerospace industry for components such as fuselage panels, wing structures, and landing gear parts. Its high strength-to-weight ratio is critical for reducing aircraft weight while maintaining structural integrity. In the automotive sector, the alloy is employed in engine components, chassis parts, and body panels to improve fuel efficiency and performance. Industrial applications include machinery parts, hydraulic systems, and tooling, where the alloy's durability and resistance to wear are highly valued. The alloy's versatility also extends to consumer goods, such as sporting equipment and electronic enclosures, where lightweight and robust materials are essential.

Safety and Storage

When handling 6616 Alloy, standard metalworking precautions should be observed. Workers should wear appropriate personal protective equipment (PPE), including gloves and eye protection, to prevent injuries from sharp edges or metal dust. Inhalation of aluminum dust should be avoided, and adequate ventilation is recommended in work areas. Storage conditions for 6616 Alloy involve keeping the material in a dry, cool environment away from corrosive substances. Proper stacking and support are necessary to prevent deformation or damage to the alloy sheets or bars. Long-term storage may require protective coatings to prevent surface oxidation.

B2B Procurement Guide

Procuring 6616 Alloy requires careful consideration of supplier reliability, material specifications, and certification requirements. Buyers should verify that the alloy meets industry standards such as ASTM or AMS specifications. It is also advisable to request material test reports (MTRs) to ensure compliance with mechanical and chemical property requirements. Lead times and minimum order quantities (MOQs) can vary significantly between suppliers, so early communication is essential to align expectations. Bulk purchases may offer cost advantages, but buyers should balance this against storage and inventory management considerations. Establishing long-term relationships with reputable suppliers can ensure consistent quality and reliable delivery.