Bostonangler
You didn't mention what tippet class y'all were talking about so I'll give you the records for the 12 & 20# class tippets.
Out of the 2004 IGFA World Record Book;
Marlin on fly
Black-12#-9lbs 9oz, 20#-4lb 4oz
Blue-12#-123lbs 7 oz,20#-116lbs 9oz
White-12#-148lbs 0oz, 20#-211lbs 0oz