300

20

80

OD = 90

218

300

400125

OD = 180

20

80

OD = 90

218

45°

fig. 2

fig. 3

fig.1

45°

A4

FM

-TE

CH

-19

03

15

RE

V0

Blind Flange

Stub End

Backing Ring

WELD

AREA

EXTRU

DED

(weld bead)

Butt Fused

MAIN

HEAD

ER PIPE

SUB MAIN PIPE

DIM

ENSIO

N D

ETAIL:SU

B MAIN

PIPE DETAIL:

FAB

RIC

ATIO

N OF PP

WYE FITTING

S

SEQU

ENC

E DETAIL