Fire Protection Products

Swing Check Valve

Here you can find a list of all our Swing Check Valve

buttery valves products
Resilient Seated Flanged Ends
Resilient Seated NRS Type-Flanged Ends Gate Valve
Resilient Seated NRS Type-Flanged Ends

Click to enlarge

Resilient Seated Flanged Ends

Fig. 50FF-300; 50FF-250; 50FF-200

Valve Standard
Conforms to AWWA C508, Clear Waterway

Working pressure
200PSI / 250PSI / 300PSI

Flanged Ends
ANSI B16.1 Class125/150/250,
EN1092-2 PN10/PN16/PN25
BS10 Table D/Table E

Materials List:

Part Name Material Specification
Body Ductile Iron A536 65-45-12
Cover Ductile Iron A536 65-45-12
Clapper Ductile Iron A536 65-45-12
Clapper Arm Ductile Iron A536 65-45-12
Disc Seals EPDM
Hinge Pin Stainless Steel AISI 304
Seat Bronze
Stainless Steel		 ASTM B62
AISI 304

Dimensions(mm/inch):

SIZE mm
inch		 50
2		 65
2½		 80
3		 100
4		 125
5		 150
6		 200
8		 250
10		 300
12
L mm
inch		 203
8		 254
10		 279
11		 330
13		 356
14		 406
16		 495
19.5		 559
22		 660
26
H mm
inch		 122
4.80		 133
5.23		 136.5
5.37		 219.5
8.64		 296
11.65		 298.5
11.75		 357
14.06		 410
16.14		 463
18.31
Resilient Seated Grooved Ends
Resilient Seated NRS Type-Flanged Ends Gate Valve
Resilient Seated Grooved Ends

Click to enlarge

Resilient Seated Grooved Ends

Fig. 50GG-300; 50GG-250; 50GG-200

Working pressure
200PSI / 250PSI / 300PSI

Connection Ends
AWWA C 606
VDS2100/AS2638.2

Materials List:

Part Name Material Specification
Body Ductile Iron A536 65-45-12
Seat Bronze ASTM B62
Clapper Stainless Steel AISI 304
Facing Seal EPDM Rubber
Clamping Ring Stainless Steel AISI 304
Gasket EPDM Rubber
Spring Stainless Steel AISI 304
Hinge Pin Stainless Steel AISI 304
Bolt Stainless Steel AISI 304
Lockmul Stainless Steel AISI 304
Plug 1/4" NPT Carbon Steel
Plug 1/2" NPT Carbon Steel

Dimensions(mm/inch):

SIZE mm
inch		 50
2		 65
2½		 80
3		 100
4		 125
5		 150
6		 200
8
L mm
inch		 169
6.65		 183
7.20		 198
7.80		 218
8.58		 248
9.76		 270
10.63		 325
12.80
OD mm 60.3 73.0/76.1 88.9 114.3 139.7/141.3 165.1/168.3 219.1
Resilient Seated Wafer Ends
Resilient Seated NRS Type-Flanged Ends Gate Valve
Resilient Seated Grooved Ends

Click to enlarge

Resilient Seated Wafer Ends

Fig. 50W-300; 50W-250; 50W-200

Valve Standard
Conforms to API 594

Working pressure
200PSI / 250PSI / 300PSI

Flanged Ends
ANSI B16.1 Class125/150

Materials List:

Part Name Material Specification
Body Cast Iron
Ductile Iron		 A126 Class B
A536 65-45-12
Disc Ductile Iron
Aluminum Bronze
Stainless Steel
Stainless Steel		 A536 65-45-12
B584 C95400
A351 CF8
A351 CF8M
Stem Stainless Steel AISI 316
Seat-Ring EPDM / NBR Commercial
Spring Stainless Steel
Stainless Steel		 AISI 316
AISI 304

Dimensions(mm/inch):

SIZE mm
inch		 50
2		 65
2½		 80
3		 100
4		 125
5		 150
6		 200
8		 250
10		 300
12
H mm
inch		 54
2.13		 60
2.36		 67
2.64		 67
2.64		 83
3.27		 95
3.74		 127
5		 140
5.51		 181
7.13