Page 74 - APPLIED PROCESS DESIGN FOR CHEMICAL AND PETROCHEMICAL PLANTS, Volume 1, 3rd Edition

60 Applied Process Design for Chemical and Petrochemical Plants

1" - 6" SCH 80
8" - SCH 40 FLANGE 3

MAX 12"--
MAX 120"
Figure 2-5B. Lined-steel pipe flanged sparger for corrosive service. By permission, Performance Plastics Products.

Connection of reinforced flared
face to flasketed plastiMned pipe Witll taper reducinfl spacer2
2 Only the following size
reductions should be made by
this technique when connecting
pipe with molded raised faces:
l%xl, 2xl,2xlM, 2%x11/2,
21/x2,3~2,3~2%, 4x2%,
4x3, 6x4, 8x6. All other
reductions require use of
reducing filler flanges or
concentric reducers.

COLLAR
REDUCING SPACER

Figure 2-5C. Flanged lined-steel pipe fittings for corrosive service. By permission, Dow Plastic-Lined Products, Bay City, Mich. 48707, 1 -
800-233-7577.

-I I
1
i

Figure 2-5D. Lined plug valve for corrosive service. By permission, Dow Plas-
tic-Lined Products, Bay City, Mich. 48707, 1-800-233-7577.