Conversion / Calculator for Nominal Pipe Schedule Select Input Type: NPS DN Enter NPS (from 1/8 to 48): Enter DN (from 6 to 1200): Convert Select SCH: –Select SCH– 5 5S 10 10S 20 30 40 40S 60 80 80S 100 120 140 160 XS XXS STD Looking For Solutions In Alloy Strips & Foils Talk To An Expert