Type 515E metal bellow john crane mechanical seal for high temperature hot
john crane Type 515E is a formed metal bellows seal with a computer optimised asymmetric bellows profile. General sealing duties include: biotechnology, chemical processing, mining, oil, oil refining, pulp and paper, pharmaceutical, wastewater treatment and water systems.
Performance Capabilities
Temperature: -40C to 220C
Pressure: Up to 25 bar
Speed: Up to 20 m/s
Sizes: 18mm to 100mm, 0.75" to 4"
Materials Combination
Face: Carbon, SiC, TC
Seat: Ceramic, SiC, TC
O-rings: NBR, EPDM, VITON, Aflas, FEP, Kalrez, Chemraz, Grofoil etc.
Spring: SS316, hastelloy C, AM350
Metal parts: SS316, hastelloy C
Equivalent to john crane type 515E METAL BELLOW SEALS , It is an asymmetric formed metal bellows designed for general purpose use.
| seal size (inches) | d1 | D | d4 | L2 |
| 0.750 | 19,05 | 31.00 | 34.90 | 31.50 |
| 0.875 | 22.23 | 36.00 | 38.10 | 37.00 |
| 1.000 | 25.40 | 39.00 | 41.30 | 37.50 |
| 1.125 | 28.58 | 42.00 | 44.50 | 38.00 |
| 1.250 | 31.75 | 46.00 | 47.60 | 43.00 |
| 1.375 | 34.93 | 48.50 | 50.80 | 43.00 |
| 1.500 | 38.10 | 51,50 | 57.20 | 42.00 |
| 1.625 | 41.28 | 58.40 | 60.30 | 47.00 |
| 1.750 | 44.45 | 58.40 | 63.50 | 47.00 |
| 1.875 | 47.63 | 63.70 | 66.70 | 46.50 |
| 2.000 | 50.80 | 63.70 | 69.90 | 46.50 |
| 2.125 | 53.98 | 69.00 | 73.00 | 56.50 |
| 2.250 | 57.15 | 73.30 | 76.20 | 56.50 |
| 2.375 | 60.33 | 76.70 | 79.40 | 56.50 |
| 2.500 | 63.50 | 79.40 | 82.60 | 56.50 |
| 2.625 | 66.68 | 83.00 | 85.70 | 66.50 |
| 2.750 | 69.85 | 87.80 | 96.00 | 65.50 |
| 2.875 | 73.02 | 94.00 | 99.00 | 65.50 |
| 3.000 | 76.20 | 94.00 | 100.00 | 65.50 |
| 3.125 | 79.37 | 100.60 | 104.00 | 75.00 |
| 3.250 | 82.55 | 100.60 | 108.00 | 75.00 |
| 3.375 | 85.72 | 106.00 | 111.00 | 75.00 |
| 3.500 | 88.90 | 110.30 | 115.00 | 75.00 |
| 3.625 | 92.07 | 114.90 | 118.00 | 75.00 |
| 3.750 | 95.25 | 114.90 | 121.00 | 75.00 |
| 3.875 | 98.42 | 121.30 | 124.00 | 75.00 |
| 4.000 | 101.60 | 121.30 | 127.00 | 75.00 |
