Marine Fire Suppression System >> Parts >> Fire Valves >> Fire Protection Valves78FP Swing Check Valve
78FP UL/FM GRUVLOK CHECK VALVE
Nominal
Size		 Pipe
OD		 Nominal Dimensions Valve
Weight
A B C D E F G
In. /DN(mm) In. /mm In. /mm In. /mm In. /mm In. /mm In. /mm In. /mm In. /mm Lbs. /Kg.
2
50		 2.375
60.3		 6-3/4
171		 2-3/8
60		 1-7/16
36		 1-3/4
44		 4-1/2
114		 3-3/16
81		 4-3/8
111		 7.5
3.4
2-1/2
65		 2.875
73.0		 7-1/4
184		 2-7/16
61		 1-9/16
39		 1-3/4
44		 3-13/16
96		 3-5/8
92		 4-1/2
114		 10.5
4.8
3
80		 3.500
88.9		 7-3/4
197		 2-5/8
67		 2
51		 1-13/16
46		 4-1/16
103		 3-11/16
93		 4-15/16
125		 11.5
5.2
4
100		 4.500
114.3		 8-1/3
206		 3-1/8
79		 2-1/4
57		 2-1/2
64		 5-1/16
128		 4-1/4
108		 6
152		 13.5
6.1
5
125		 5.563
141.3		 9-3/4
248		 3-1/2
89		 2-3/4
70		 2-7/16
61		 5-13/16
147		 4-5/8
117		 6-3/4
171		 19.0
8.6
6
150		 6.625
168.3		 12-3/4
324		 4-1/4
108		 3-5/16
84		 3-1/8
79		 6-1/4
159		 6-3/4
171		 8-1/2
216		 33.5
15.2
8
200		 8.625
219.1		 14-3/8
365		 5-1/16
128		 3-15/16
100		 4
102		 5-15/16
150		 8
203		 10-1/4
260		 59.0
26.8
6"-12" Ductile iron conforming to ASTM A 536, Grade 65-45-12
Clapper Facing: (Specify when ordering)
Grade E EPDM
-40¡ã to 230¡ãF (-40¡ã to 110¡ãC) Service Temperature Range Recommended for water service, dilute acids, alkaline, oil-free air and many chemical services.
NOT FOR USE IN PETROLEUM SERVICES. Grade T Nitrile:
-20¡ã to 180¡ãF (-29¡ã to 80¡ãC) Service Temperature Range Recommended for petroleum products, air with oil vapors, vegetable oils and mineral oils.
NOT FOR USE IN HOT WATER SERVICES
Seat Ring: Type 304 stainless steel to ASTM A 123, ASTM A 213, ASTM A 312 or ASTM A 269
Flow Data: The approximate friction losses, based on the Hazen and Williams formula, expressed in equivalent length of pipe is given below. The friction losses have been calculated on the basis of flow rates typically used with each size valve.
Spring: Type 302 stainless steel to ASTM A 313
Hinge Pin: Type 304 or 302 stainless steel to ASTM A 580
Hinge Pin Bushings: Sintered bronze to ASTM B 438
Hinge Pin Plugs and Drain Plugs: Cast iron to ASTM A 126 Class A Material Specifications:
Body: Ductile iron conforming to ASTM A 536, Grade 65-45-12
Coating: Rust inhibiting paint on exterior - color, orange
Nickel Electroplated, Zn Electroplated (optional)
Clapper: 2"- 5" Type 304 or 302 stainless steel to ASTM A 167
FLOW DATA - FRICTION LOSS (FT. OF PIPE)
Valve
Size		 Pipe
OD		 Sch. 10 Sch. 30 Sch. 40 Sch. 10 Sch. 30 Sch. 40
In./mm In./mm Ft./M Ft./M Ft./M Ft./M Ft./M Ft./M
2
50		 2.375
60.3		 10
3.0		 -
-		 8
2.4		 14
4.3		 -
-		 11
3.4
2-1/2
65		 2.875
73.0		 14
4.3		 -
-		 10
3.0		 20
6.1		 -
-		 15
4.6
3
80		 3.500
88.9		 17
5.2		 -
-		 12
3.7		 23
7.0		 -
-		 17
5.2
4
100		 4.500
114.3		 17
5.2		 -
-		 13
4.0		 23
7.1		 -
-		 18
5.5
5
125		 5.563
141.3		 14
4.3		 -
-		 11
3.4		 20
6.1		 -
-		 15
4.6
6
200		 6.625
168.3		 23
7.0		 -
-		 19
5.8		 33
10.1		 -
-		 26
7.9
8
250		 8.625
219.1		 35
10.7		 32
9.8		 30
9.1		 50
15.2		 45
13.7		 43
13.1
10
250		 10.750
273.1		 28
8.5		 25
7.6		 24
7.3		 40
12.2		 36
11.0		 34
10.4
12
300		 12.750
323.9		 31
9.4		 28
8.5		 26
7.9		 44
13.4		 39
11.9		 37
11.3

Click here to contact me!