Marine Fire Suppression System >> Parts >> Fire Valves >> Fire Protection Valves78FP Swing Check Valve
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| 78FP UL/FM GRUVLOK CHECK VALVE | |||||||||
| Nominal Size |
Pipe OD |
Nominal Dimensions | Valve Weight |
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| 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° to 230°F (-40° to 110°C) 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° to 180°F (-29° to 80°C) 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 |
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| 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 |
