The Tools help you in converting from one unit to another. The calculation of freight under LCL cargo ( sea shipments ) is based on the volume of the consignment taken in Cubic Meters . Roughly a 20 ft dry container  fits in  27 Cubic Meters  load of cargo . Similarly for a 40 ft dry container fits in  55 Cubic Meters  load of cargo . 

Dimensions	Centimeters	Inches	Feet	Meters
Length
Width
Height
No. of Boxes
Volume (Cb Mts.)

Conversion of Weight to Cubic Meters for USA Sectors

GROSS WEIGHT		Kgs
VOLUME		Cb Mts.