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2A12 Aluminum Round Bar

Grade: 2A12
Temper: T4/ T3511
Standard: GB/T 3191-2010
Diameter/ length: 10-420mm / 2500mm,3000mm
Other: Based on T3, T351 is conducted a certain amount of permanent deformation stretching to eliminate the internal stress, so that the cutting and processing is not easy to deform.
 
Availability:


Purchase notes

  • Please make sure the size and quantity.

  • Calculate the weight=0.785*dia. *dia. * length(mm)*2.8/1000000*quantity.

    for example, one piece φ30mm*600mm, weight= 0.785*30*30*600*2.88/1000000*1=1.22(kg).

  • If the length is short,cutting losses should be added.

  • 1-3mm tolerance is reserved for the length and width of the cut.


Copper is the main trace element. It has high strength and can be strengthened by heat treatment. The strength is only second to 7 series. It's usually used in structural materials, but could also be forged.

It could be used for structural parts of aircraft, structure parts of building and transportation tools, mould, mechanical parts requiring high strength, cabinet shell etc.


Chemical composition, Standard (max), W%

Al: balance

Si

Fe

Cu

Mn

Mg

Zn

Ti

Ni

0.5

0.5

3.8-4.9

0.3-0.9

1.2-1.8

0.3

0.15

0.1


The 2A12 aluminum alloy primarily consists of aluminum, along with copper as the main alloying element, and trace amounts of other elements such as magnesium and manganese. This specific composition endows the 2A12 aluminum bar with remarkable strength and hardness. It exhibits a high tensile strength, enabling it to withstand significant mechanical loads without deformation or failure. At the same time, it has good fatigue resistance, which means it can endure repeated stress cycles over an extended period, making it reliable in applications where cyclic loading is common.

图片11


Cutting and packing

  • We have more than ten cutting equipments.

  • length=3000mm, can be cut to small sizes.

  • To buy full size, or big order,please contact for more.

  • Use ERP system management, all materials can be traced.


图片12


Typical application

  • Customers use the materials we provide to make a variety of products.

  • Using high-quality aluminium can make your product quality better and more stable, and enhance market competitivene.


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About Cheung King

Cheung King company is an enterprise unit of Hong Kong , But our factory set up in Dongguan in 2008, is the largest spot base of aluminium products in South China and maintains the inventory of over 8000 tones aluminium products in Guangdong, including plates, sheets, bars, tubes ,profiles, copper bars, copper rods and tailor-made for manufacturers.

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Contact Information

 E-mail:huangbinjoyce@163.com
 Telephone:+86-18296740677
 Whatsapp:+86-18296740677
 Office:RM I-1, 4/F, BLK 2, Golden Dragon IND. CTR.,162-170 Tai Lin Pai Road,Kwai Chung, N.T.
Factory:No.137 Heping Road, Hengli Town, Guangdong Province, China
Copyright © 2025 Cheung king Industrial Limited Co., Ltd. All Rights Reserved