Check valve
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CHECK VALVES
Swing Check Valve Flanged / Model AFCV
Size
Installation
Working Pressure
Max. Test Pressure
Working Temperature
Connection
Speci cations
Seat Type
Finish
36
: 2”, 2 ½”, 3”, 4”, 6”, 8”, 10”, 12”
: Horizontal or vertical
: 20,7 bar (300psi)
: 41,4 bar (600psi)
: 0 - 80°C
: Flange diameter and thickness
according to ANSI B16.1 Class 125,
EN1092-2 PN10 or EN1092-2 PN16
: Complys with AWWA C508, clear
waterway design.
: Bronze clapper face ring and valve
body seat
: Fusion bonded epoxy coated interior &
exterior
CHECK VALVES
Material List
No
Part
Material
ASTM Specification
1
Valve Body
Ductile Iron
ASTM A536 65-45-12
2
3
4
5
6
7
8
9
Bonnet
Eye Bolt
O-Ring
Hinge Pin
Hinge Bushing
Seat Ring
Disc Seat Bolt
Retainer Washer
Ductile Iron
Zinch Plated Carbon Steel
NBR
Stainless Steel
Brass
Bronze
Stainless Steel
Bronze
ASTM A536 65-45-12
10
Disc Sealing Ring
EPDM
Commercial
11
Disc
Ductile Iron
ASTM A536 65-45-12
12
Clapper Arm
Ductile Iron
ASTM A536 65-45-12
13
Stud Bushing
Brass
ASTM B36
14
O-Ring
NBR
Commercial
15
Nuts
Stainless Steel
AISI 304
Commercial
AISI 304
ASTM B36
ASTM B62
AISI 304
ASTM B62
Dimensions - Weights
DIMENSIONS (mm)
SIZE
DN50
DN65
DN80
DN100
DN150
DN200
DN250
DN300
2"
2 1/2"
3"
4"
6"
8"
10"
12"
L
D
b
H
203
254
279
330
406
495
559
660
152
178
191
229
279
343
406
483
16
17,5
19
24
25,5
28,5
30,5
32
133
150
150
218
290
330
350
375
ANSI
120,5
139,5
152,5
190,5
241,5
298,5
362
432
D1
PN16
PN10
125
145
160
180
240
295
355
410
350
400
ANSI
4-Ø19.1
8-Ø19.1
8-Ø22.2
8-Ø22.2
12-Ø25.4
12-Ø25.4
n-ØL
PN16
PN10
4-Ø19.1
4-Ø19.1
8-Ø19.1
8-Ø19.1
8-Ø23
12-Ø23
8-Ø23
12-Ø28
12-Ø23
12-Ø28
12-Ø23
WEIGHTS
(KG)
11,2
16,7
22,5
34,9
65,2
120,7
180,9
242,3
Valve flange drilling (size and location of holes) allows mating with the following flange types:
ANSI= ANSI B16.1 Class 125
PN16=DIN 2501, EN 1092 - PN16
PN10=DIN 2501, EN 1092 - PN10
37
