Ted-

Congratulations and welcome to the site.
Get on the search engine here and see what comes up for you on loading for your new rifle.

Start asking questions specific to where you are in the process. There's great experience here on the topic and the guys in the know are generous with the information.
For instance, here is a thread on exactly what you seem to be asking about.
Check it out -- the rifle is even a Krieghoff in .470

Post some photos of your new rifle!

--Tinker