Overseas Aluminium Alloys LLP

Based on "19700 Aluminum Sheet," it appears you may be referring to a specific aluminum sheet with a designation or characteristic associated with the number 19700. However, this isn't a standard alloy or size specification in common aluminum catalogues.

It appears you're referring to "19500 Aluminium Sheet," which might be a specific product code, standard, or specification. However, this designation isn't commonly associated with standard aluminium alloy grades or sizes in general industry references.

It appears "19000 Aluminum Sheet" may refer to a specific product code, standard, or a designation that isn't widely recognized as a common alloy or size in standard catalogs.

Aluminum sheets 19000 are made of a specific grade of aluminum alloy, which is primarily composed of aluminum with other elements like copper, magnesium, manganese, and silicon.

It seems like you're referring to "19600 Aluminium Sheet." This could potentially be a product code, standard, or a specification related to aluminium sheets, but it's not a widely recognized standard alloy or size.