The MNLC metal bellows expansion joint provides the perfect balance between value and performance. With two standard lengths and three pressure ratings available, Model MNLC can be delivered quickly. Non-standard designs are also easily available.
Maximum Working Pressure: 50/150/300 psi
Working Temperature: 800°F
Test Pressure: 75/225/450 psi
End Fittings:
Flanges: ANSI B16.5
Weld Ends: A 53 / A 106
Bellows: T316 S/S
Flanged end, long, 50 PSI
| Nom size | Style | Compression Inches |
Lateral Inches |
OAL | Weight lbs |
Max Working Pressure PSIG |
Max Working Temp Deg F. |
Max Test Pressure PSIG |
Effective Area Sq In |
Spring Rate lbs/inch |
| 2 | Long | 1.75 | 0.3125 | 8.5 | 13 | 50 | 800 | 75 | 6 | 315 |
| 2.5 | Long | 1.75 | 0.3125 | 8.875 | 16 | 50 | 800 | 75 | 9 | 299 |
| 3 | Long | 2 | 0.375 | 9 | 18 | 50 | 800 | 75 | 12 | 231 |
| 4 | Long | 2.5 | 0.5 | 10.75 | 28 | 50 | 800 | 75 | 19 | 399 |
| 5 | Long | 2.5 | 0.375 | 11.25 | 34 | 50 | 800 | 75 | 29 | 465 |
| 6 | Long | 2.5 | 0.375 | 11.5 | 48 | 50 | 800 | 75 | 40 | 549 |
| 8 | Long | 3 | 0.6875 | 13.25 | 71 | 50 | 800 | 75 | 66 | 609 |
| 10 | Long | 3.375 | 0.75 | 14.375 | 52 | 50 | 800 | 75 | 104 | 750 |
| 12 | Long | 3.25 | 0.75 | 13.5 | 85 | 50 | 800 | 75 | 146 | 435 |
| 14 | Long | 3.5 | 0.75 | 15 | 112 | 50 | 800 | 75 | 183 | 1100 |
| 16 | Long | 3.5 | 0.75 | 16.75 | 127 | 50 | 800 | 75 | 237 | 860 |
| 18 | Long | 3.5 | 0.75 | 17 | 123 | 50 | 800 | 75 | 298 | 820 |
| 20 | Long | 3.5 | 0.75 | 18.875 | 146 | 50 | 800 | 75 | 362 | 980 |
| 22 | Long | 3.5 | 0.75 | 19.5 | 157 | 50 | 800 | 75 | 434 | 1020 |
| 24 | Long | 3.5 | 0.75 | 19.75 | 240 | 50 | 800 | 75 | 512 | 1230 |