- Hangzhou Yonghong Nonferrous Metal Materials Co. Ltd.
Coil Thickness: 0.2 to4.5mm. Coil width: 100 to 2600mm. FOB Port: Shanghai Ningbo. Min. Order: 1 ton. Properties of 3A21 Aluminum Sheet . 3A21 aluminum alloy(Al-Mn)is an anti-rust aluminum which has a wildly application the strength is not very high (only higher than industrial aluminum) and cannot be heat treated so cold working method ...
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