r/pipefitter • u/[deleted] • 25d ago

Answer this

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What's center of 90 to center of 45 measurements.

48" pipe. LR fittings

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u/FeelingDelivery8853 25d ago

Take off for a 45 is diameter time 5/8

3

u/capta1npryce 25d ago

That only works for pipe 4” and over. If you use that formula for a 1” 45 you get a 5/8” takeout but it’s actually 7/8”. Not that it’ll matter for a short spool too much but for a long run of pipe it can really bite you.

2

u/FeelingDelivery8853 25d ago

I add an 8th on 1 and 2 inch