The 1050 H14 aluminum alloy belongs to the 1xxx series of commercially pure aluminum alloys and contains approximately 99.5% aluminum. The H14 temper indicates that the material is strain-hardened and partially annealed, providing higher strength compared to the fully annealed O temper while still maintaining good formability. This alloy is widely recognized for its excellent corrosion resistance, high electrical conductivity, and good thermal conductivity, making it suitable for many industrial and architectural applications.

Compared to the O temper, 1050 H14 offers higher mechanical strength due to strain hardening, although its ductility is slightly lower. It still maintains good forming capability and can be used in processes such as bending, stamping, and light forming operations. When compared to 3003 aluminum, 1050 H14 generally provides better electrical conductivity but lower strength. In contrast, alloys like 6061 can achieve significantly higher strength through heat treatment but do not match the corrosion resistance and conductivity of 1050.

In terms of machinability, 1050 H14 aluminum typically exhibits moderate machinability. The relatively soft structure of high-purity aluminum can make chip formation difficult during machining operations. For precision machining applications, alloys such as 2011 or 2007, which are specifically designed for excellent machinability, are often preferred. However, the surface finish achievable with 1050 H14 is often very good, especially in sheet and formed components.

The alloy also demonstrates very good weldability and coatability. It can be welded using common welding processes such as TIG and MIG welding, although care must be taken to avoid excessive heat input. In addition, its surface responds well to anodizing, painting, and other coating processes. Regarding vibration behavior, its combination of moderate strength and ductility allows it to absorb certain vibration energies, though structural components exposed to heavy loads typically use stronger alloys such as 5052 or 6061.

Due to these characteristics, 1050 H14 aluminum alloy is widely used in sheet metal applications, architectural panels, lighting reflectors, chemical equipment, signage, food processing equipment, and electrical components. Its excellent corrosion resistance and good surface finish make it particularly suitable for decorative applications, cladding systems, and ventilation equipment. However, when higher structural strength is required, alloys such as 2024 or 7075 are typically used instead.

MATERIAL COMPOSITION STANDARDS

1050 H14 can be supplied according to the following standards:
• 1050 H14 Sheet; ASTM B209, UNS A91050, ISO Al99.5, WNR 3.0255
• 1050 H14 Extrusion Round Bar; ASTM B221, ASTM B491, ISO Al99.5, WNR 3.0255
• 1050 H14 Extrusion Flat Bar; ASTM B221, ASTM B491, ISO Al99.5, WNR 3.0255
• 1050 H14 Extrusion Wire; ASTM B221, ASTM B491, ISO Al99.5, WNR 3.0255
• 1050 H14 Extrusion Tube; ASTM B221, ASTM B491, ISO Al99.5, WNR 3.0255
 

CHARACTERISTIC PROPERTIES OF 1050 H14:

• Strength: Medium
• Machinability: Low
• Weldability: Very Good
• Formability: Good
• Corrosion Resistance: High
• Heat Treatment: Yes
   

SOME WELL-KNOWN APPLICATIONS OF 1050 H14:
Used in pyrotechnic applications,
Lamp reflectors,
Ship and yacht decks.
 

STOCK
1050 H14 is available in sheet, rod/flat bar, and tube/profile forms.

• Sheet
• Rod/Flat Bar
• Tube/Profile