How Much Does A Standard Barbell Weigh?

An American standard men's barbell is 45lb. In metric these barbells are normally 20kg (which is actually only 44lb because of differences in gravity due to EU regulations).

Women's barbells are normally 15kg, such as the Rogue Fitness Bella barbell.

You can use the Strength Journeys Warm Up Sets Calculator to see what plates you need to hit a goal weight that includes the barbell.