Instruction Manual

Instruction Manual
D100390X012
ED Valve
October 2014
7
Figure 3. PTFE V-Ring Packing Arrangements for Plain or Extension Bonnets
UPPER WIPER
(KEY 12)
PACKING
FOLLOWER
(KEY 13)
WASHER
(KEY 10)
SPRING
(KEY 8)
PACKING BOX
RING (KEY 11)
UPPER WIPER
(KEY 12)
PACKING
FOLLOWER
(KEY 13)
PACKING BOX
RING (KEY 11)
LOWER WIPER
MALE
ADAPTOR
PACKING RING
FEMALE
ADAPTOR
FEMALE
ADAPTOR
PACKING RING
MALE
ADAPTOR
LOWER
WIPER
SPACER (KEY 8)
UPPER WIPER
(KEY 12)
PACKING
FOLLOWER (KE Y 13)
MALE
ADAPTOR
PACKING RING (KEY 7)
PACKING BOX
RING (KEY 11)
FEMALE
ADAPTOR
LANTERN
RING
(KEY 8)
LOWER
WIPER
ASSEMBLY 1
(POSITIVE
PRESSURES)
ASSEMBLY 2
(VACUUM)
ASSEMBLY 3
(POSITIVE
PRESSURES
& VACUUM)
ASSEMBLY 1
(POSITIVE
PRESSURES)
ASSEMBLY 2
(VACUUM)
ASSEMBLY 2
(VACUUM)
ASSEMBLY 3
(POSITIVE
PRESSURES
& VACUUM)
ASSEMBLY 3
(POSITIVE
PRESSURES
& VACUUM)
ASSEMBLY 1
(POSITIVE
PRESSURES)
FOR 316 OR 17-4PH SST
METAL PACKING BOX PARTS
FORALLOTHERMETALPACKING
BOX PART MATERIALS
9.5 mm (3/8 INCH) STEM 12.7 mm (1/2 INCH) STEM 19.1, 25.4, OR 31.8 mm
(3/4,1,OR1-1/4INCH)STEM
SINGLE ARRANGEMENTS
DOUBLE ARRANGEMENTS
NOTES:
MALE ADAPTOR, PACKING RING, FEMALE ADAPTOR,
AND LOWER WIPER ARE PART OF PACKING SET (KEY 6).
2 REQ'D FOR DOUBLE ARRANGEMENTS, EXCEPT LOWER WIPER.
1
1
1
1
1
1
1
1
1
1
1
1
1
1
C0783
12A7837-A
12A8187-C 12A7814-C 12A7839-A
Table 3. Body-to-Bonnet Bolt Torque Guidelines
Valve Size, NPS Bolt Torques
(1, 3)
ED EAD
SA193-B7 SA193-B8M
(2)
NSm LbfSft NSm LbfSft
1-1/4 or less 1 129 95 64 47
1-1/2, 1-1/2 x 1, 2, or 2 x 1 2or2x1 96 71 45 33
2-1/2 or 2-1/2 x 1-1/2 3or3x1-1/2 129 95 64 47
3, 3 x 2, or 3 x 2-1/2 4or4x2 169 125 88 65
4, 4 x 2-1/2, or 4 x 3 6or6x2-1/2 271 200 156 115
6 --- 549 405 366 270
8 --- 746 550 529 390
1. Determined from laboratory tests.
2. SA193-B8M annealed.
3. For other materials, contact your Emerson Process Management sales office for torque values.