about 1 year ago - Smin1080p - Direct link

The warhead weight is not equal to the explosive mass. The actual explosive mass inside the warhead itself is 56kg.

As always, if you suspect any weapon is not performing as it should, please submit a report with your sources: https://community.gaijin.net/issues/p/warthunder

Please do keep in mind however, wikipedias are not a valid source.