A-C ValveFigure 77Resilient Seat Knife Gate Valve


A-C Valve




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Valves for Process Industries

Available in metal seat (Fig 76) and resilient seat (Fig 77).

HEAVY DUTY cast ductile iron body, packing gland and yoke.

Heavy duty Lug body design to resist deflection from line loads and internal pressure. ANSI B16.5-150 drilled & tapped lugs.

Fabricated STAINLESS STEEL LINER.

STAINLESS STEEL GATE for corrosion resistance and durability.

Fig 76 with METAL TO METAL SEAT and unidirectional beveled gate which provides shut off as required by MSS-SP-81. Capable of handling thick media such pulp stock or slurries, as well as solid media such as pellets or powders.

Fig 77's perimeter resilient seat provides DRIP TIGHT BI-DIRECTIONAL SHUT OFF

HEAVY DUTY cast ductile iron yoke will not bend or twist under extreme loads.

Valves are designed for 150 PSI CWP pressure rating.

STAINLESS STEEL STEM for corrosion resistance.

EASY CONVERSION
from handwheel operator to cylinder, bevel gear or electric motor operator using standard cast yoke.

ENCLOSED BRASS STEM BUSHING
provides reduced operating torque and protection of the stem bushing from harsh environments.

O-Ring
resilient seat available on Fig 76.

Sizes include 14", 16", 18", 20" and 24".

TFE lubricated synthetic packing rated for 400 F with a PH range of 3-11.

Designed and tested to MSS-SP-81 dimensions and specifications.

DIMENSIONS AND WEIGHTS:

VALVE SIZE
14"
16"
18"
20"
24"
L76
L77
L76
L77
L76
L77
L76
L77
L76
L77
FACE TO FACE (F-F)
3"
3-1/2"
3-1/2"
4-1/2"
4-1/2"
FLANGE OD (OD)
21"
23-1/2"
25"
27-1/2"
32"
BOLT CIRCLE (BC)
18-3/4""
21-1/4"
22-3/4"
25"
29-1/2"
INSIDE DIAMETER (ID)
13-1/8"
14-1/4"
14-7/8"
15-7/8"
16-3/8"
17-3/4"
18"
19-3/4"
22"
23-3/4"
(NUMBER OF HOLES (N)
12
16
16
20
20
HOLE D&T SIZE (d)
1" NC
1" NC
1-1/8" NC
1-1/8" NC
1-1/4" NC
C/L TO TOP-CLOSED (H-CLS)
39-1/4"
41-1/4"
43-1/4"
45-3/8"
48"
60"
53-1/8"
56-1/8"
61-5/8"
63-1/2"
C/L TO TOP-OPEN (H-OPN)
52-5/8"
55-1/4"
58-3/4"
61-1/2"
65-1/2"
68"
72-1/8"
75-5/8"
84-3/4"
84-1/2"
HANDWHEEL DIA (H/W)
20"
20"
20"
20"
20"
WEIGHT-LBS
360
495
565
790
1015

 


Normally supplied with handwheel operator for manual operation
but can be modified for gear, chain, electric,
hydraulic or pneumatic operation.
See Operators for details.

A-C Valve, Inc.
675 Mitchell Ave.
Woodland, WA 98674

360-225-8003
Fax 360-225-8638
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