Import of flat rolled steel Belarus

Our company is interested in acquiring flat rolled steel. The planned volume of purchases amount to 300-500 tons per year.
Required specifications of flat rolled steel (an analogue of European steels RAEX400-450, HARDOX 400-450, EVERHARD 400-450):
1 Thickness 6-14 mm
2 Tensile strength, at least 1300 kN
3 Yield strength, at least 1150 kN
4 Hardness 370…470 НВ
5 Impact toughness, at least 60 j/cm2
6 Relative elongation, at least 10%
7 Relative narrowing, at least 40%
8 Covering Without covering