ansi b16.9 1978 edition 1

[VKP1]

What year did ansi B16.9 change the A dimension for a 3/4"
long radius 90 ell, it was 1.125" face to center now the
2003 edition call out 38mm which is about1.5 inches
Thanks
VKP1

 

[DSB123]

VKP1,
Don't you mean ASME B16.9 ?

 

[VKP1]

Thanks DSB123,
Yes I did mean Asme instead of Ansi.
Do you know where I can get a copy of that year showing that
dimension 1 1/8"

 

[DSB123]

VKP1,
I beleive the 38mm in 2003 edition is a typo.All of the tables I have call the dimension as 1.125" (28mm).

 

[LSThill]

GENERAL NOTE: All dimensions are in millimeters.
NOTE:
(1) Ä and B dimensions of 29 mm and 11 mm, respectively,
may be furnished for NPS 9 4 (DN20) atthe manufacturer's
option.