20 ft container weight limitgross weight 20 ft containermaximum payload 40 ft containermaximum tonnage on 40 ft containermaximum load for 40 ft containermax weight 40 ft container20 ft conex weightmax weight capacity 40 ft containermax loading weight 40 ft containermax payload 40 ft containermax load 40 ft containermaximum weight for a 40 foot container
