Johnn,

here is some links on equivalent for the powder and vectan.

https://www.grafs.com/uploads/technical-resource-pdf-file/24.pdf

http://wapenkamer.nl/wp-content/uploads/2015/11/VECTAN-2014.pdf

http://www.lapua.com/upload/reloading/reloadingburningratechart2011.pdf

i ve contacted Nobel sport and will let you know what they say.

Phil