CATEGORY
Bronze Check Valve Vertical Lift Threaded
GALA Regulating System Check Valves
Specification
MSS SP-80
Vertical Lift In-Line Type
Metal Disc NBR Seat
Threaded to BS 21 (ISO7) / ASME B1.20.1
Size Range: 15mm(1/2")~50mm(2") / NPT
Pressure Rating
| Working Pressure | 300 psi (20.7 bar) WOG Non-Shock 150 psi (10.3 bar) Saturated Steam |
| Testing Pressure | Shell: 450 psi (31 bar) Hydrostatic Seat: 330 psi (22.7bar) Hydrostatic 80 psi (5.5 bar) Air |
| Suitable Media | Water, Oil, Gas |
Material List
| PART NAME | MATERIAL | ASTM | BS EN |
| Body | Bronze (Gunmetal) | B62 C83600 | 1982 CC491K |
| Cap | Bronze (Gunmetal) | B62 C83600 | 1982 CC491K |
| Disc | Brass | B62 C83600 | 1982 CC491K |
| Spring | Stainless Steel 304 | A313 304 | 3111 304S31 |
| Seat | NBR |
Dimension
| SIZE | MM INCH | 15 1-1/2 | 20 3/4 | 25 1 | 32 1-1/4 | 40 1-1/2 | 50 2 |
| L | 46 | 52 | 56 | 68.5 | 70 | 81 | |
| H | 33.5 | 41 | 45.5 | 56 | 63.5 | 81 |