FIGURE 63
POLYMER LINED KNIFE GATE VALVE
 
         FEATURES

- HEAVY DUTY fabricated carbon steel or
  stainless steel body, yoke and packing gland.  

- UHMWPE, PTFE OR Polypropylene liner and 
  seat provide bi-directional tight shutoff.
  
- Three piece feild replaceable liner/seat.
  
- Available in standard pressure ratings of 150 psi 
  or 300 psi.  Higher pressure ratings and custom
  designs also available.
.
- ANSI B 16.5 Class 150 or 300 flange bolting.

- MSS-SP81 face to face and flange dimensions

- Stainless Steel Gate and stem  for corrosion
  resistance and durability. Special Alloys, coatings
  and surface hardening alos available.

- Superior Packing arrangement provides
  improved sealing performance in high cycle 
  applications.

- FULL PORT inside diameter in all sizes.  Custom
  port sizes and designs available.
 
- Minimum 4 BOLT PACKING GLAND to 
  assure proper gland alignment in all sizes.
 
- Available with manual Handwheel, chainwheel,
  bevel gear, pneumatic/hydraulic cylinder or
  electric motor actuator.

Recommended for applications requiring superior
corrosion and/or errosion resistance, heavy slurry 
andhigh cycle applications.

 

MATERIALS:

COMPONENT
MATERIAL
1 BODY CS/304SS/316 SS
2 GATE 304SS/316 SS
3 RETAINER RINGS 304SS/316 SS
4 LINER/SEAT UHMWPE/PTFE/PP
5 PACKING TLSP/TEF
6 PACKING GLAND CS/304SS/316 SS
7 STEM & CLEVIS 304 SS
8 YOKE CS/304SS
   
 

 

DIMENSIONS AND WEIGHTS:

VALVE SIZE
3"
4"
6"
8"
10"
12"
14"
16"
18"
20"
24"
ID
3"
4"
6"
8"
10"
12"
14"
16"
18"
20"
24"
F/F
2"
2"
2-1/4"
2-3/4"
2-3/4"
3"
3"
3-1/2"
3-1/2"
4-1/2"
4-1/2"
BC
6"
7-1/2"
9-1/2"
11-3/4"
14-1/4"
17"
18-3/4"
21-1/4"
22-3/4"
25"
29-1/2"
RF
5"
6-3/16"
8-1/2"
10-5/8"
12-3/4"
15"
16-1/4"
18-1/2"
21"
23"
27-1/4"
OD
7-1/2"
9"
11"
13-1/2"
16"
19"
21"
23-1/2"
25"
27-1/2"
32"
N
4
8
8
8
12
12
12
16
16
20
20
d
5/8"-11
5/8"-11
3/4"-10
3/4"-10
7/8"-9
7/8"-9
1"-8
1"-8
1-1/8"-7
1-1/8"-7
1-1/4"-7
H/W
8"
12"
12"
16"
16"
16"
20"
20"
20"
20"
20"
H-CL
21"
22"
29"
32"
35"
42"
46"
51"
75"
61"
70"
H-OP
23"
26"
34"
40"
46"
54"
59"
67"
64"
81"
94"
WEIGHT
48
60
89
150
210
309
420
554
680
950
1200