Looking for the international equivalent of Russian B95T1 alloy

The composition is Al 86,3-91,5%, Mg 1,8-2,8%, Fe < 0,5%, Si < 0,5%, Mn 0,2-0,6%, Cu 1,4-2%, Ti <0,05%, Zn 5-7%, Cr 0,1-0,25%, Ni < 0,1%

The alloy is used in gunmaking, so it's not off-topic