PIPE+STUB-IN_rev1

DESIGN OF PIPE STUB-IN BRANCH CONNECTIONS PER ASME B31.3

INPUT  J!"# E$%!&"%' (T)*l& (T)*l& A1-A A1-A !" B31.3+, E All)*l& S#/&ss (T)*l& (T)*l& A1 !" B31.3+, S H&)0&/ P!& O#s!0& D!)&#&/, D B/)"% P!& O#s!0& D!)&#&/, D* D&s!" P/&ss/&, P H&)0&/ P!& N!")l )ll T!%7"&ss, T B/)"% P!& N!")l )ll T!%7"&ss, T* B/)"% A"l& (s)ll )"l& *&#&&" R" )"0 B/)"%+,  β C//s!" All)"%&, C// R&!"/%!" P)0 Pl)#& T!%7"&ss, T/ O#s!0& D!)&#&/  P)0 Pl)#&, OD)0 OUTPUT I"s!0& D!)&#&/  P)0 Pl)#&, ID)0 H&)0&/ P!& T!%7"&ss !"s M!ll Tl&/)"%&, T9!ll B/)"% P!& T!%7"&ss !"s M!ll Tl&/)"%&, T*9!ll H&!#  R&!"/%&&"# :"&, ;94 ;&"#  P!& R&<&0 )# B/)"%, 091  T*9!ll-C//=T9!ll-C//=091>2,  T*9!ll-C//=T9!ll-C//=091>2, 092&x/ 092&x/ H)l !0#  R&!"/%&&"# :"&, 092 M!"! T!%7"&ss R&?!/&0 / H&)0&/ 0& # P/&ss/&, #9/&? M!"! T!%7"&ss R&?!/&0 / B/)"% 0& # P/&ss/&, #*9/&?  T!%7"&ss  &l0, &l0, #% M!"! ;&  F!ll&# &l0, F!ll&# R&?!/&0 R&!"/%&&"# A/&) R&?!/&0 / B/)"% C""&%#!", A91

PIPE STUB-IN.;S R&< 1

85 2 6 36 15 .5 .35  .5 .5 54

U"!#s  s! !" !" s! !" !" 0& !" !" !"

36.25 .438 .328 .6 35.444 18.388 35.444 .264 .158 .25 .35 .34

!" !" !" !" !" !" !" !" !" !" !" !"2

,hi- -pr&ad-h&&' )a)/a'&- 'h& dia!&'&r- r&/ir&d $r a -'/bin r&in$r)ing pad pa'&. ,h& dia!&'&r- D1 and D2 )an ar -ignii)an' i 'h& -i& $ 'h& bran)h i- arg& )$!par&d '$ 'h& -i& $ 'h& h&ad&r. H$&&r* $r -!a -/bin-* D1 i b& appr$7i!a'& &/a '$ D2 i.&. )ir)/ar9. ,h& 'hi):n&-- and id'h $ 'h& pad pa'& i- d&'&r!in&d b /-ing 'h& -pr&ad-h&&' pr$gra!; BRANCH.<%. ,h& pad pa'& !a a-$ b& )/' r$! pip&.

HEADER PIPE OD = BRANCH PIPE OD = gap A =

60 in. 36 in. 0.125 in.

Rh = Rb = θ = -in1 Rb>Rh9 = % = Rhθ = OUTPUT:

D1 = D2 = #r$! %h&&' (Bran)h(* + =

30 in. 18 in.

0

0.64350 rad. 1.30503 in. 0 36.25 in. = 38.86 in. = 8.8"5 in. =

21 8" 225

!! !! !!