Painted steel plate in coils

Our company uses 2000 tons of painted steel plate per year. I would like to ask you to give me a bid for painted steel plate in coils with the next details:

weight: 4 or 5 tons
width: 1250mm
thickness: 0,45
color: ral9002, 6011, 3009
thickness of paint coating: 5 mikron
galvanizing: 60 or 100 mikron

For the first time we need one truck of steel, and we would like to order as soon as possible. If we are satisfied with the product we order at least 450 tons in this year, that means 2