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Swing Check Valves
Dimensional Data in m.m
Size | B | F/F | D | b | g | K | N | J |
25 | 25 | 127 | 108 | 11.1 | 51 | 79.5 | 4 | 16 |
40 | 40 | 165 | 127 | 14.3 | 73 | 98.5 | 4 | 16 |
50 | 50 | 203 | 152.5 | 15.9 | 92 | 120.5 | 4 | 19 |
65 | 65 | 216 | 178 | 17.5 | 105 | 140 | 4 | 19 |
80 | 80 | 241 | 191 | 19 | 127 | 152.5 | 4 | 19 |
100 | 100 | 292 | 229 | 23.9 | 157 | 190.5 | 8 | 19 |
125 | 125 | 330 | 254 | 23.9 | 186 | 216 | 8 | 22 |
150 | 150 | 356 | 279 | 25.4 | 216 | 241 | 8 | 22 |
200 | 200 | 495 | 343 | 28.6 | 270 | 298.5 | 8 | 22 |
250 | 250 | 622 | 406 | 30.2 | 324 | 362 | 12 | 25 |
300 | 300 | 698 | 462.5 | 31.7 | 381 | 432 | 12 | 25 |
Material Construction
ASTM Specification
Number | Grade |
A-351 | CF8(304) |
A-351 | CF3(304 L) |
A-351 | CF8 M(316) |
A-351 | CF3 M(316 L) |
A-351 | CF8 C (321) |
A-351 | CN7 M(Aolly-20) |
- Hast Alloy -B
- Hast Alloy-C
Pressure Rating
Class | Test | Medium | Pressure | |
PSI | Bar | |||
150 | Shell | Hydro static | 450 | 31 |
Seat leak | Air | 60-100 | 5-7 | |
300 | Shell | Hydro static | 1125 | 78 |
Seat leak | Air | 60-100 | 5-7 | |
800 | Shell | Hydro static | 3000 | 207 |
Seat leak | Air | 60-100 | 5-7 | |
Material Specification
Nomenclature | Material | ||
Body | ASTM A351 GR.CF8 | ASTM A351 GR.CF8M | |
Cover | |||
Disc | ASTM A351 GR.CF8 | ASTM A351 GR.CF8M | |
Seat ring | Integral | Integral | |
Hinge | ASTM A351 GR.CF8 | ASTM A351 GR.CF8M | |
Pin Bolt | AISI 304 | AISI 316 | |
Gasket | Sprial wound | Sprial wound | |
Hinge Nut | AISI 304 | AISI 316 | |
Body Stud | ASTM A193 GR.B7 | ASTM A193 GR.B7 | |
Body Nut | ASTM A194 GR.2 H | ASTM A194 GR.2 H | |
Kothari Industrial Estate-1, Village Santej , Ta. Kalol Gandhinagar Gujarat India 26016011
Phone :26016011