PTFE Bellows ultimate corrosion resistance
Convoluted multi layer PTFE bellows

PTFE Bellows
PTFE expansion bellows, otherwise known as PTE expansion joints, offer excellent media compatibility and corrosion resistance. Offered in two ranges - standard 'R' and heavy duty 'RHD' - with diameters from 25mm to 600mm. All bellows have Van Stone flanges - any drilling available - and limit rods:
PTFE Bellows
What is a Convoluted PTFE Expansion Bellows?
For excellent corrosion resistance and media compatibility...
- Materials
Solid, multi laminated PTFE bellows with coated carbon steel flanges. - Application
Highly corrosive and contamination sensitive media. - Rating
Varies with number of convolutions and strongly with temperature. Electrically conductive. - Design
Minimum porosity and homogeneous wall thickness.
PTFE Bellows - standard duty:
Size | Length | Pressure Rating | Movement | In Shop |
---|---|---|---|---|
DN025-1" | 42 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 9 mm, Lateral +/- 6 mm, Angular +/- 13 º | |
DN025-1" | 54 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 13.5 mm, Lateral +/- 9 mm, Angular +/- 19.5 º | |
DN025-1" | 67 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 18 mm, Lateral +/- 12 mm, Angular +/- 26 º | |
DN025-1" | 79 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 22.5 mm, Lateral +/- 15 mm, Angular +/- 32.5 º | |
DN025-1" | 91 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 27 mm, Lateral +/- 18 mm, Angular +/- 39 º | |
DN025-1" | 104 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 31.5 mm, Lateral +/- 21 mm, Angular +/- 45.5 º | |
DN025-1" | 116 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 36 mm, Lateral +/- 24 mm, Angular +/- 52 º | |
DN025-1" | 128 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 40.5 mm, Lateral +/- 27 mm, Angular +/- 58.5 º | |
DN025-1" | 140 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 45 mm, Lateral +/- 30 mm, Angular +/- 65 º | |
DN032-1¼" | 51 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 9 mm, Lateral +/- 6 mm, Angular +/- 12 º | |
DN032-1¼" | 66 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 13.5 mm, Lateral +/- 9 mm, Angular +/- 18 º | |
DN032-1¼" | 81 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 18 mm, Lateral +/- 12 mm, Angular +/- 24 º | |
DN032-1¼" | 96 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 22.5 mm, Lateral +/- 15 mm, Angular +/- 30 º | |
DN032-1¼" | 112 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 27 mm, Lateral +/- 18 mm, Angular +/- 36 º | |
DN032-1¼" | 127 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 31.5 mm, Lateral +/- 21 mm, Angular +/- 42 º | |
DN032-1¼" | 142 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 36 mm, Lateral +/- 24 mm, Angular +/- 48 º | |
DN032-1¼" | 157 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 40.5 mm, Lateral +/- 27 mm, Angular +/- 54 º | |
DN032-1¼" | 172 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 45 mm, Lateral +/- 30 mm, Angular +/- 60 º | |
DN040-1½" | 52 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 10 mm, Lateral +/- 7 mm, Angular +/- 12 º | |
DN040-1½" | 68 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 15 mm, Lateral +/- 10.5 mm, Angular +/- 18 º | |
DN040-1½" | 84 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 20 mm, Lateral +/- 14 mm, Angular +/- 24 º | |
DN040-1½" | 100 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 25 mm, Lateral +/- 17.5 mm, Angular +/- 30 º | |
DN040-1½" | 117 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 30 mm, Lateral +/- 21 mm, Angular +/- 36 º | |
DN040-1½" | 133 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 35 mm, Lateral +/- 24.5 mm, Angular +/- 42 º | |
DN040-1½" | 149 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 40 mm, Lateral +/- 28 mm, Angular +/- 48 º | |
DN040-1½" | 165 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 45 mm, Lateral +/- 31.5 mm, Angular +/- 54 º | |
DN040-1½" | 181 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 50 mm, Lateral +/- 35 mm, Angular +/- 60 º | |
DN050-2" | 52 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 10 mm, Lateral +/- 7 mm, Angular +/- 11 º | |
DN050-2" | 69 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 15 mm, Lateral +/- 10.5 mm, Angular +/- 16.5 º | |
DN050-2" | 85 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 20 mm, Lateral +/- 14 mm, Angular +/- 22 º | |
DN050-2" | 101 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 25 mm, Lateral +/- 17.5 mm, Angular +/- 27.5 º | |
DN050-2" | 117 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 30 mm, Lateral +/- 21 mm, Angular +/- 33 º | |
DN050-2" | 133 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 35 mm, Lateral +/- 24.5 mm, Angular +/- 38.5 º | |
DN050-2" | 149 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 40 mm, Lateral +/- 28 mm, Angular +/- 44 º | |
DN050-2" | 165 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 45 mm, Lateral +/- 31.5 mm, Angular +/- 49.5 º | |
DN050-2" | 181 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 50 mm, Lateral +/- 35 mm, Angular +/- 55 º | |
DN065-2½" | 58 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 11 mm, Lateral +/- 8 mm, Angular +/- 10 º | |
DN065-2½" | 79 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 16.5 mm, Lateral +/- 12 mm, Angular +/- 15 º | |
DN065-2½" | 101 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 22 mm, Lateral +/- 16 mm, Angular +/- 20 º | |
DN065-2½" | 122 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 27.5 mm, Lateral +/- 20 mm, Angular +/- 25 º | |
DN065-2½" | 143 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 33 mm, Lateral +/- 24 mm, Angular +/- 30 º | |
DN065-2½" | 165 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 38.5 mm, Lateral +/- 28 mm, Angular +/- 35 º | |
DN065-2½" | 186 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 44 mm, Lateral +/- 32 mm, Angular +/- 40 º | |
DN065-2½" | 208 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 49.5 mm, Lateral +/- 36 mm, Angular +/- 45 º | |
DN065-2½" | 229 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 55 mm, Lateral +/- 40 mm, Angular +/- 50 º | |
DN080-3" | 62 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 11 mm, Lateral +/- 8 mm, Angular +/- 10 º | |
DN080-3" | 87 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 16.5 mm, Lateral +/- 12 mm, Angular +/- 15 º | |
DN080-3" | 112 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 22 mm, Lateral +/- 16 mm, Angular +/- 20 º | |
DN080-3" | 137 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 27.5 mm, Lateral +/- 20 mm, Angular +/- 25 º | |
DN080-3" | 162 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 33 mm, Lateral +/- 24 mm, Angular +/- 30 º | |
DN080-3" | 188 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 38.5 mm, Lateral +/- 28 mm, Angular +/- 35 º | |
DN080-3" | 212 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 44 mm, Lateral +/- 32 mm, Angular +/- 40 º | |
DN080-3" | 238 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 49.5 mm, Lateral +/- 36 mm, Angular +/- 45 º | |
DN080-3" | 263 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 55 mm, Lateral +/- 40 mm, Angular +/- 50 º | |
DN100-4" | 64 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 12 mm, Lateral +/- 9 mm, Angular +/- 9 º | |
DN100-4" | 90 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 18 mm, Lateral +/- 13.5 mm, Angular +/- 13.5 º | |
DN100-4" | 117 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 24 mm, Lateral +/- 18 mm, Angular +/- 18 º | |
DN100-4" | 143 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 30 mm, Lateral +/- 22.5 mm, Angular +/- 22.5 º | |
DN100-4" | 169 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 36 mm, Lateral +/- 27 mm, Angular +/- 27 º | |
DN100-4" | 196 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 42 mm, Lateral +/- 31.5 mm, Angular +/- 31.5 º | |
DN100-4" | 221 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 48 mm, Lateral +/- 36 mm, Angular +/- 36 º | |
DN100-4" | 248 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 54 mm, Lateral +/- 40.5 mm, Angular +/- 40.5 º | |
DN100-4" | 274 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 60 mm, Lateral +/- 45 mm, Angular +/- 45 º | |
DN125-5" | 74 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 13 mm, Lateral +/- 9 mm, Angular +/- 8 º | |
DN125-5" | 100 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 19.5 mm, Lateral +/- 13.5 mm, Angular +/- 12 º | |
DN125-5" | 126 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 26 mm, Lateral +/- 18 mm, Angular +/- 16 º | |
DN125-5" | 151 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 32.5 mm, Lateral +/- 22.5 mm, Angular +/- 20 º | |
DN125-5" | 177 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 39 mm, Lateral +/- 27 mm, Angular +/- 24 º | |
DN125-5" | 204 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 45.5 mm, Lateral +/- 31.5 mm, Angular +/- 28 º | |
DN125-5" | 229 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 52 mm, Lateral +/- 36 mm, Angular +/- 32 º | |
DN125-5" | 255 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 58.5 mm, Lateral +/- 40.5 mm, Angular +/- 36 º | |
DN125-5" | 281 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 65 mm, Lateral +/- 45 mm, Angular +/- 40 º | |
DN150-6" | 76 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 14 mm, Lateral +/- 9 mm, Angular +/- 7 º | |
DN150-6" | 103 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 21 mm, Lateral +/- 13.5 mm, Angular +/- 10.5 º | |
DN150-6" | 130 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 28 mm, Lateral +/- 18 mm, Angular +/- 14 º | |
DN150-6" | 155 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 35 mm, Lateral +/- 22.5 mm, Angular +/- 17.5 º | |
DN150-6" | 182 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 42 mm, Lateral +/- 27 mm, Angular +/- 21 º | |
DN150-6" | 209 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 49 mm, Lateral +/- 31.5 mm, Angular +/- 24.5 º | |
DN150-6" | 234 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 56 mm, Lateral +/- 36 mm, Angular +/- 28 º | |
DN150-6" | 262 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 63 mm, Lateral +/- 40.5 mm, Angular +/- 31.5 º | |
DN150-6" | 289 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 70 mm, Lateral +/- 45 mm, Angular +/- 35 º | |
DN200-8" | 77 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 15 mm, Lateral +/- 10 mm, Angular +/- 6 º | |
DN200-8" | 105 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 22.5 mm, Lateral +/- 15 mm, Angular +/- 9 º | |
DN200-8" | 133 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 30 mm, Lateral +/- 20 mm, Angular +/- 12 º | |
DN200-8" | 161 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 37.5 mm, Lateral +/- 25 mm, Angular +/- 15 º | |
DN200-8" | 186 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 45 mm, Lateral +/- 30 mm, Angular +/- 18 º | |
DN200-8" | 215 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 52.5 mm, Lateral +/- 35 mm, Angular +/- 21 º | |
DN200-8" | 243 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 60 mm, Lateral +/- 40 mm, Angular +/- 24 º | |
DN200-8" | 268 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 67.5 mm, Lateral +/- 45 mm, Angular +/- 27 º | |
DN200-8" | 296 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 75 mm, Lateral +/- 50 mm, Angular +/- 30 º | |
DN250-10" | 78 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 16 mm, Lateral +/- 10 mm, Angular +/- 6 º | |
DN250-10" | 108 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 24 mm, Lateral +/- 15 mm, Angular +/- 9 º | |
DN250-10" | 137 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 32 mm, Lateral +/- 20 mm, Angular +/- 12 º | |
DN250-10" | 166 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 40 mm, Lateral +/- 25 mm, Angular +/- 15 º | |
DN250-10" | 196 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 48 mm, Lateral +/- 30 mm, Angular +/- 18 º | |
DN250-10" | 225 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 56 mm, Lateral +/- 35 mm, Angular +/- 21 º | |
DN250-10" | 254 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 64 mm, Lateral +/- 40 mm, Angular +/- 24 º | |
DN250-10" | 284 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 72 mm, Lateral +/- 45 mm, Angular +/- 27 º | |
DN250-10" | 313 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 80 mm, Lateral +/- 50 mm, Angular +/- 30 º | |
DN300-12" | 80 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 16 mm, Lateral +/- 10 mm, Angular +/- 5 º | |
DN300-12" | 110 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 24 mm, Lateral +/- 15 mm, Angular +/- 7.5 º | |
DN300-12" | 140 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 32 mm, Lateral +/- 20 mm, Angular +/- 10 º | |
DN300-12" | 170 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 40 mm, Lateral +/- 25 mm, Angular +/- 12.5 º | |
DN300-12" | 200 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 48 mm, Lateral +/- 30 mm, Angular +/- 15 º | |
DN300-12" | 230 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 56 mm, Lateral +/- 35 mm, Angular +/- 17.5 º | |
DN300-12" | 261 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 64 mm, Lateral +/- 40 mm, Angular +/- 20 º | |
DN300-12" | 291 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 72 mm, Lateral +/- 45 mm, Angular +/- 22.5 º | |
DN300-12" | 321 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 80 mm, Lateral +/- 50 mm, Angular +/- 25 º | |
DN350-14" | 91 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 17 mm, Lateral +/- 10 mm, Angular +/- 5 º | |
DN350-14" | 122 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 25.5 mm, Lateral +/- 15 mm, Angular +/- 7.5 º | |
DN350-14" | 154 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 34 mm, Lateral +/- 20 mm, Angular +/- 10 º | |
DN350-14" | 185 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 42.5 mm, Lateral +/- 25 mm, Angular +/- 12.5 º | |
DN350-14" | 216 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 51 mm, Lateral +/- 30 mm, Angular +/- 15 º | |
DN350-14" | 246 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 59.5 mm, Lateral +/- 35 mm, Angular +/- 17.5 º | |
DN350-14" | 277 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 68 mm, Lateral +/- 40 mm, Angular +/- 20 º | |
DN350-14" | 308 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 76.5 mm, Lateral +/- 45 mm, Angular +/- 22.5 º | |
DN350-14" | 338 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 85 mm, Lateral +/- 50 mm, Angular +/- 25 º | |
DN400-16" | 93 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 17 mm, Lateral +/- 10 mm, Angular +/- 4 º | |
DN400-16" | 125 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 25.5 mm, Lateral +/- 15 mm, Angular +/- 6 º | |
DN400-16" | 157 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 34 mm, Lateral +/- 20 mm, Angular +/- 8 º | |
DN400-16" | 189 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 42.5 mm, Lateral +/- 25 mm, Angular +/- 10 º | |
DN400-16" | 221 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 51 mm, Lateral +/- 30 mm, Angular +/- 12 º | |
DN400-16" | 251 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 59.5 mm, Lateral +/- 35 mm, Angular +/- 14 º | |
DN400-16" | 283 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 68 mm, Lateral +/- 40 mm, Angular +/- 16 º | |
DN400-16" | 315 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 76.5 mm, Lateral +/- 45 mm, Angular +/- 18 º | |
DN400-16" | 345 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 85 mm, Lateral +/- 50 mm, Angular +/- 20 º | |
DN450-18" | 105 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 17 mm, Lateral +/- 10 mm, Angular +/- 4 º | |
DN450-18" | 138 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 25.5 mm, Lateral +/- 15 mm, Angular +/- 6 º | |
DN450-18" | 172 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 34 mm, Lateral +/- 20 mm, Angular +/- 8 º | |
DN450-18" | 206 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 42.5 mm, Lateral +/- 25 mm, Angular +/- 10 º | |
DN450-18" | 239 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 51 mm, Lateral +/- 30 mm, Angular +/- 12 º | |
DN450-18" | 269 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 59.5 mm, Lateral +/- 35 mm, Angular +/- 14 º | |
DN450-18" | 303 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 68 mm, Lateral +/- 40 mm, Angular +/- 16 º | |
DN500-20" | 105 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 18 mm, Lateral +/- 11 mm, Angular +/- 4 º | |
DN500-20" | 138 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 27 mm, Lateral +/- 16.5 mm, Angular +/- 6 º | |
DN500-20" | 172 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 36 mm, Lateral +/- 22 mm, Angular +/- 8 º | |
DN500-20" | 206 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 45 mm, Lateral +/- 27.5 mm, Angular +/- 10 º | |
DN500-20" | 239 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 54 mm, Lateral +/- 33 mm, Angular +/- 12 º | |
DN500-20" | 273 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 63 mm, Lateral +/- 38.5 mm, Angular +/- 14 º | |
DN500-20" | 303 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 72 mm, Lateral +/- 44 mm, Angular +/- 16 º | |
DN500-20" | 336 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 81 mm, Lateral +/- 49.5 mm, Angular +/- 18 º | |
DN500-20" | 370 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 90 mm, Lateral +/- 55 mm, Angular +/- 20 º | |
DN600-24" | 105 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 18 mm, Lateral +/- 11 mm, Angular +/- 3 º | |
DN600-24" | 139 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 27 mm, Lateral +/- 16.5 mm, Angular +/- 4.5 º | |
DN600-24" | 173 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 36 mm, Lateral +/- 22 mm, Angular +/- 6 º | |
DN600-24" | 207 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 45 mm, Lateral +/- 27.5 mm, Angular +/- 7.5 º | |
DN600-24" | 241 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 54 mm, Lateral +/- 33 mm, Angular +/- 9 º | |
DN600-24" | 274 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 63 mm, Lateral +/- 38.5 mm, Angular +/- 10.5 º | |
DN600-24" | 304 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 72 mm, Lateral +/- 44 mm, Angular +/- 12 º | |
DN600-24" | 338 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 81 mm, Lateral +/- 49.5 mm, Angular +/- 13.5 º | |
DN600-24" | 372 | 2.5 Barg @ 50 ºC to 0.5 Barg @ 200 ºC | Axial +/- 90 mm, Lateral +/- 55 mm, Angular +/- 15 º | |
PTFE Bellows - heavy duty:
Size | Length | Pressure Rating | Movement | In Shop |
---|---|---|---|---|
DN025-1" | 44 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 6 mm, Lateral +/- 4 mm, Angular +/- 9 º | |
DN025-1" | 56 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 9 mm, Lateral +/- 6 mm, Angular +/- 13.5 º | |
DN025-1" | 69 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 12 mm, Lateral +/- 8 mm, Angular +/- 18 º | |
DN025-1" | 81 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 15 mm, Lateral +/- 10 mm, Angular +/- 22.5 º | |
DN025-1" | 93 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 18 mm, Lateral +/- 12 mm, Angular +/- 27 º | |
DN025-1" | 106 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 21 mm, Lateral +/- 14 mm, Angular +/- 31.5 º | |
DN025-1" | 118 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 24 mm, Lateral +/- 16 mm, Angular +/- 36 º | |
DN025-1" | 130 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 27 mm, Lateral +/- 18 mm, Angular +/- 40.5 º | |
DN025-1" | 142 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 30 mm, Lateral +/- 20 mm, Angular +/- 45 º | |
DN032-1¼" | 53 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 6 mm, Lateral +/- 4 mm, Angular +/- 8 º | |
DN032-1¼" | 68 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 9 mm, Lateral +/- 6 mm, Angular +/- 12 º | |
DN032-1¼" | 83 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 12 mm, Lateral +/- 8 mm, Angular +/- 16 º | |
DN032-1¼" | 98 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 15 mm, Lateral +/- 10 mm, Angular +/- 20 º | |
DN032-1¼" | 113 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 18 mm, Lateral +/- 12 mm, Angular +/- 24 º | |
DN032-1¼" | 129 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 21 mm, Lateral +/- 14 mm, Angular +/- 28 º | |
DN032-1¼" | 144 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 24 mm, Lateral +/- 16 mm, Angular +/- 32 º | |
DN032-1¼" | 159 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 27 mm, Lateral +/- 18 mm, Angular +/- 36 º | |
DN032-1¼" | 174 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 30 mm, Lateral +/- 20 mm, Angular +/- 40 º | |
DN040-1½" | 54 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 7 mm, Lateral +/- 5 mm, Angular +/- 8 º | |
DN040-1½" | 70 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 10.5 mm, Lateral +/- 7.5 mm, Angular +/- 12 º | |
DN040-1½" | 86 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 14 mm, Lateral +/- 10 mm, Angular +/- 16 º | |
DN040-1½" | 102 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 17.5 mm, Lateral +/- 12.5 mm, Angular +/- 20 º | |
DN040-1½" | 119 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 21 mm, Lateral +/- 15 mm, Angular +/- 24 º | |
DN040-1½" | 135 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 24.5 mm, Lateral +/- 17.5 mm, Angular +/- 28 º | |
DN040-1½" | 151 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 28 mm, Lateral +/- 20 mm, Angular +/- 32 º | |
DN040-1½" | 167 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 31.5 mm, Lateral +/- 22.5 mm, Angular +/- 36 º | |
DN040-1½" | 183 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 35 mm, Lateral +/- 25 mm, Angular +/- 40 º | |
DN050-2" | 54 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 7 mm, Lateral +/- 5 mm, Angular +/- 7 º | |
DN050-2" | 71 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 10.5 mm, Lateral +/- 7.5 mm, Angular +/- 10.5 º | |
DN050-2" | 87 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 14 mm, Lateral +/- 10 mm, Angular +/- 14 º | |
DN050-2" | 103 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 17.5 mm, Lateral +/- 12.5 mm, Angular +/- 17.5 º | |
DN050-2" | 119 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 21 mm, Lateral +/- 15 mm, Angular +/- 21 º | |
DN050-2" | 135 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 24.5 mm, Lateral +/- 17.5 mm, Angular +/- 24.5 º | |
DN050-2" | 151 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 28 mm, Lateral +/- 20 mm, Angular +/- 28 º | |
DN050-2" | 167 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 31.5 mm, Lateral +/- 22.5 mm, Angular +/- 31.5 º | |
DN050-2" | 183 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 35 mm, Lateral +/- 25 mm, Angular +/- 35 º | |
DN065-2½" | 60 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 8 mm, Lateral +/- 6 mm, Angular +/- 7 º | |
DN065-2½" | 81 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 12 mm, Lateral +/- 9 mm, Angular +/- 10.5 º | |
DN065-2½" | 103 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 16 mm, Lateral +/- 12 mm, Angular +/- 14 º | |
DN065-2½" | 124 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 20 mm, Lateral +/- 15 mm, Angular +/- 17.5 º | |
DN065-2½" | 145 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 24 mm, Lateral +/- 18 mm, Angular +/- 21 º | |
DN065-2½" | 167 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 28 mm, Lateral +/- 21 mm, Angular +/- 24.5 º | |
DN065-2½" | 188 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 32 mm, Lateral +/- 24 mm, Angular +/- 28 º | |
DN065-2½" | 210 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 36 mm, Lateral +/- 27 mm, Angular +/- 31.5 º | |
DN065-2½" | 231 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 40 mm, Lateral +/- 30 mm, Angular +/- 35 º | |
DN080-3" | 64 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 8 mm, Lateral +/- 6 mm, Angular +/- 7 º | |
DN080-3" | 89 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 12 mm, Lateral +/- 9 mm, Angular +/- 10.5 º | |
DN080-3" | 115 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 16 mm, Lateral +/- 12 mm, Angular +/- 14 º | |
DN080-3" | 140 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 20 mm, Lateral +/- 15 mm, Angular +/- 17.5 º | |
DN080-3" | 165 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 24 mm, Lateral +/- 18 mm, Angular +/- 21 º | |
DN080-3" | 190 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 28 mm, Lateral +/- 21 mm, Angular +/- 24.5 º | |
DN080-3" | 215 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 32 mm, Lateral +/- 24 mm, Angular +/- 28 º | |
DN080-3" | 240 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 36 mm, Lateral +/- 27 mm, Angular +/- 31.5 º | |
DN080-3" | 265 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 40 mm, Lateral +/- 30 mm, Angular +/- 35 º | |
DN100-4" | 66 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 9 mm, Lateral +/- 6 mm, Angular +/- 6 º | |
DN100-4" | 92 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 13.5 mm, Lateral +/- 9 mm, Angular +/- 9 º | |
DN100-4" | 119 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 18 mm, Lateral +/- 12 mm, Angular +/- 12 º | |
DN100-4" | 145 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 22.5 mm, Lateral +/- 15 mm, Angular +/- 15 º | |
DN100-4" | 171 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 27 mm, Lateral +/- 18 mm, Angular +/- 18 º | |
DN100-4" | 198 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 31.5 mm, Lateral +/- 21 mm, Angular +/- 21 º | |
DN100-4" | 224 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 36 mm, Lateral +/- 24 mm, Angular +/- 24 º | |
DN100-4" | 250 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 40.5 mm, Lateral +/- 27 mm, Angular +/- 27 º | |
DN100-4" | 276 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 45 mm, Lateral +/- 30 mm, Angular +/- 30 º | |
DN125-5" | 77 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 9 mm, Lateral +/- 6 mm, Angular +/- 6 º | |
DN125-5" | 103 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 13.5 mm, Lateral +/- 9 mm, Angular +/- 9 º | |
DN125-5" | 129 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 18 mm, Lateral +/- 12 mm, Angular +/- 12 º | |
DN125-5" | 154 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 22.5 mm, Lateral +/- 15 mm, Angular +/- 15 º | |
DN125-5" | 180 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 27 mm, Lateral +/- 18 mm, Angular +/- 18 º | |
DN125-5" | 206 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 31.5 mm, Lateral +/- 21 mm, Angular +/- 21 º | |
DN125-5" | 231 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 36 mm, Lateral +/- 24 mm, Angular +/- 24 º | |
DN125-5" | 257 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 40.5 mm, Lateral +/- 27 mm, Angular +/- 27 º | |
DN125-5" | 283 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 45 mm, Lateral +/- 30 mm, Angular +/- 30 º | |
DN150-6" | 78 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 10 mm, Lateral +/- 6 mm, Angular +/- 5 º | |
DN150-6" | 105 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 15 mm, Lateral +/- 9 mm, Angular +/- 7.5 º | |
DN150-6" | 133 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 20 mm, Lateral +/- 12 mm, Angular +/- 10 º | |
DN150-6" | 158 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 25 mm, Lateral +/- 15 mm, Angular +/- 12.5 º | |
DN150-6" | 185 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 30 mm, Lateral +/- 18 mm, Angular +/- 15 º | |
DN150-6" | 212 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 35 mm, Lateral +/- 21 mm, Angular +/- 17.5 º | |
DN150-6" | 237 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 40 mm, Lateral +/- 24 mm, Angular +/- 20 º | |
DN150-6" | 264 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 45 mm, Lateral +/- 27 mm, Angular +/- 22.5 º | |
DN150-6" | 291 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 50 mm, Lateral +/- 30 mm, Angular +/- 25 º | |
DN200-8" | 80 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 10 mm, Lateral +/- 7 mm, Angular +/- 4 º | |
DN200-8" | 108 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 15 mm, Lateral +/- 10.5 mm, Angular +/- 6 º | |
DN200-8" | 136 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 20 mm, Lateral +/- 14 mm, Angular +/- 8 º | |
DN200-8" | 164 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 25 mm, Lateral +/- 17.5 mm, Angular +/- 10 º | |
DN200-8" | 189 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 30 mm, Lateral +/- 21 mm, Angular +/- 12 º | |
DN200-8" | 217 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 35 mm, Lateral +/- 24.5 mm, Angular +/- 14 º | |
DN200-8" | 245 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 40 mm, Lateral +/- 28 mm, Angular +/- 16 º | |
DN200-8" | 270 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 45 mm, Lateral +/- 31.5 mm, Angular +/- 18 º | |
DN200-8" | 298 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 50 mm, Lateral +/- 35 mm, Angular +/- 20 º | |
DN250-10" | 81 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 11 mm, Lateral +/- 7 mm, Angular +/- 4 º | |
DN250-10" | 110 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 16.5 mm, Lateral +/- 10.5 mm, Angular +/- 6 º | |
DN250-10" | 140 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 22 mm, Lateral +/- 14 mm, Angular +/- 8 º | |
DN250-10" | 169 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 27.5 mm, Lateral +/- 17.5 mm, Angular +/- 10 º | |
DN250-10" | 199 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 33 mm, Lateral +/- 21 mm, Angular +/- 12 º | |
DN250-10" | 228 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 38.5 mm, Lateral +/- 24.5 mm, Angular +/- 14 º | |
DN250-10" | 257 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 44 mm, Lateral +/- 28 mm, Angular +/- 16 º | |
DN250-10" | 287 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 49.5 mm, Lateral +/- 31.5 mm, Angular +/- 18 º | |
DN250-10" | 316 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 55 mm, Lateral +/- 35 mm, Angular +/- 20 º | |
DN300-12" | 83 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 11 mm, Lateral +/- 7 mm, Angular +/- 3 º | |
DN300-12" | 113 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 16.5 mm, Lateral +/- 10.5 mm, Angular +/- 4.5 º | |
DN300-12" | 143 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 22 mm, Lateral +/- 14 mm, Angular +/- 6 º | |
DN300-12" | 173 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 27.5 mm, Lateral +/- 17.5 mm, Angular +/- 7.5 º | |
DN300-12" | 203 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 33 mm, Lateral +/- 21 mm, Angular +/- 9 º | |
DN300-12" | 233 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 38.5 mm, Lateral +/- 24.5 mm, Angular +/- 10.5 º | |
DN300-12" | 264 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 44 mm, Lateral +/- 28 mm, Angular +/- 12 º | |
DN300-12" | 294 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 49.5 mm, Lateral +/- 31.5 mm, Angular +/- 13.5 º | |
DN300-12" | 324 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 55 mm, Lateral +/- 35 mm, Angular +/- 15 º | |
DN350-14" | 94 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 12 mm, Lateral +/- 7 mm, Angular +/- 3 º | |
DN350-14" | 125 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 18 mm, Lateral +/- 10.5 mm, Angular +/- 4.5 º | |
DN350-14" | 157 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 24 mm, Lateral +/- 14 mm, Angular +/- 6 º | |
DN350-14" | 188 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 30 mm, Lateral +/- 17.5 mm, Angular +/- 7.5 º | |
DN350-14" | 219 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 36 mm, Lateral +/- 21 mm, Angular +/- 9 º | |
DN350-14" | 249 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 42 mm, Lateral +/- 24.5 mm, Angular +/- 10.5 º | |
DN350-14" | 280 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 48 mm, Lateral +/- 28 mm, Angular +/- 12 º | |
DN350-14" | 311 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 54 mm, Lateral +/- 31.5 mm, Angular +/- 13.5 º | |
DN350-14" | 341 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 60 mm, Lateral +/- 35 mm, Angular +/- 15 º | |
DN400-16" | 96 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 12 mm, Lateral +/- 7 mm, Angular +/- 3 º | |
DN400-16" | 128 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 18 mm, Lateral +/- 10.5 mm, Angular +/- 4.5 º | |
DN400-16" | 160 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 24 mm, Lateral +/- 14 mm, Angular +/- 6 º | |
DN400-16" | 192 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 30 mm, Lateral +/- 17.5 mm, Angular +/- 7.5 º | |
DN400-16" | 224 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 36 mm, Lateral +/- 21 mm, Angular +/- 9 º | |
DN400-16" | 254 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 42 mm, Lateral +/- 24.5 mm, Angular +/- 10.5 º | |
DN400-16" | 286 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 48 mm, Lateral +/- 28 mm, Angular +/- 12 º | |
DN400-16" | 318 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 54 mm, Lateral +/- 31.5 mm, Angular +/- 13.5 º | |
DN400-16" | 348 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 60 mm, Lateral +/- 35 mm, Angular +/- 15 º | |
DN450-18" | 108 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 12 mm, Lateral +/- 7 mm, Angular +/- 3 º | |
DN450-18" | 141 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 18 mm, Lateral +/- 10.5 mm, Angular +/- 4.5 º | |
DN450-18" | 175 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 24 mm, Lateral +/- 14 mm, Angular +/- 6 º | |
DN450-18" | 209 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 30 mm, Lateral +/- 17.5 mm, Angular +/- 7.5 º | |
DN450-18" | 243 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 36 mm, Lateral +/- 21 mm, Angular +/- 9 º | |
DN450-18" | 273 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 42 mm, Lateral +/- 24.5 mm, Angular +/- 10.5 º | |
DN450-18" | 306 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 48 mm, Lateral +/- 28 mm, Angular +/- 12 º | |
DN500-20" | 108 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 13 mm, Lateral +/- 8 mm, Angular +/- 3 º | |
DN500-20" | 142 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 19.5 mm, Lateral +/- 12 mm, Angular +/- 4.5 º | |
DN500-20" | 175 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 26 mm, Lateral +/- 16 mm, Angular +/- 6 º | |
DN500-20" | 209 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 32.5 mm, Lateral +/- 20 mm, Angular +/- 7.5 º | |
DN500-20" | 243 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 39 mm, Lateral +/- 24 mm, Angular +/- 9 º | |
DN500-20" | 276 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 45.5 mm, Lateral +/- 28 mm, Angular +/- 10.5 º | |
DN500-20" | 306 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 52 mm, Lateral +/- 32 mm, Angular +/- 12 º | |
DN500-20" | 340 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 58.5 mm, Lateral +/- 36 mm, Angular +/- 13.5 º | |
DN500-20" | 373 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 65 mm, Lateral +/- 40 mm, Angular +/- 15 º | |
DN600-24" | 109 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 13 mm, Lateral +/- 8 mm, Angular +/- 2 º | |
DN600-24" | 143 | 16 Barg @ 50 ºC to 3 Barg @ 235 ºC | Axial +/- 19.5 mm, Lateral +/- 12 mm, Angular +/- 3 º | |
DN600-24" | 177 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 26 mm, Lateral +/- 16 mm, Angular +/- 4 º | |
DN600-24" | 210 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 32.5 mm, Lateral +/- 20 mm, Angular +/- 5 º | |
DN600-24" | 244 | 10 Barg @ 50 ºC to 2 Barg @ 235 ºC | Axial +/- 39 mm, Lateral +/- 24 mm, Angular +/- 6 º | |
DN600-24" | 278 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 45.5 mm, Lateral +/- 28 mm, Angular +/- 7 º | |
DN600-24" | 308 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 52 mm, Lateral +/- 32 mm, Angular +/- 8 º | |
DN600-24" | 342 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 58.5 mm, Lateral +/- 36 mm, Angular +/- 9 º | |
DN600-24" | 376 | 6 Barg @ 50 ºC to 1 Barg @ 235 ºC | Axial +/- 65 mm, Lateral +/- 40 mm, Angular +/- 10 º | |
How to select a PTFE bellow






Can't see what you want? Need help?
Call us. Or use Live Chat.
For instant advice. We can custom-design and engineer almost any expansion joint you need for delivery in the UK or worldwide. Call our expert team on +44 (0) 1384 881188. Or email us sales@flexej.co.uk
FlexEJ's PTFE Expansion Bellows
FlexEJ has the following two ranges of PTFE joints available:
STANDARD DUTY, 2-3, 4-6 and 7-10 CONVOLUTIONS
Inert, highly compatible
Solid PTFE multilayer convolutions assure minimum permeability and good mechanical performance. Rated from 10 Barg at 50°C, the pressure rating reduces with both increasing temperature and number of convolutions, please see the range charts. Supplied with flanges which can be specified to any drilling pattern in coated carbon steel or stainless steel. Flanges are Van Stone which guarantees that the media is only ever in contact with PTFE. Limit rods are provided to prevent over extension.
HEAVY DUTY, 2-3, 4-6 and 7-10 CONVOLUTIONS
Inert, highly compatible
Solid PTFE multilayer convolutions assure minimum permeability and good mechanical performance. Rated from 16 Barg at 50°C, the pressure rating reduces with both increasing temperature and number of convolutions, please see the range charts. Supplied with flanges which can be specified to any drilling pattern in coated carbon steel or stainless steel. Flanges are Van Stone which guarantees that the media is only ever in contact with PTFE. Limit rods are provided to prevent over extension.
Not sure what flange spec you need?
Use the FlexEJ Flange Finder to find out
FlexEJ stock a full range of specs and types for our bellows. Or call our expert team on +44 (0) 1384 881188.
Who can you talk to?
Try our sales and customer service team on 01384 881188
They don't bite. And they know what they're talking about. Call the team any time from 9am to 4pm weekdays or use LIVE CHAT if you would prefer a quick text answer. For more complex queries, send us any pro-forma documentation using the get a quote form below or email us sales@flexej.co.uk.
Can't quite find the right bellow?
Try the FlexEJ Bellows Finder
Or call our expert team on +44 (0) 1384 881188
Frequently Asked Questions
> Expansion Joint – an expansion joint is a complete unit with metal bellows or rubber bellows and end fittings, plus, optionally, liner, cover and external hardware. Other terms used : compensator, flexible connector.
> Rubber Bellows – the flexible element within a rubber expansion joint
> Metal Bellows – the flexible element within a metal expansion joint
> Liner – The liner fits within the expansion joint under the metal bellows or rubber bellows to prevent the flowing media directly impinging on the bellows. This this reduces flow disturbance and allows the temperature of the bellows to be controlled in the design.
For technical assistance please contact us or use our Live Chat facility.
For technical assistance please contact us or use our Live Chat facility.
Please visit our full FAQ page to see all our frequently asked questions.
Need a detailed quote?
Get A Quote. On us.
We will provide full technical details together with, pricing and shipping timescales. For more complex engineered quotes, preliminary sketches and calculations will be available.
Got a quick question?
Use Live Chat. Or call us.
For instant advice use the Live Chat link to message one of the sales team. Or call them direct on +44 (0) 1384 881188
Get A Quote
Please complete the short form here and we'll get back to you within 24hrs Monday to Friday (quicker if marked urgent).
Alternatively, you can also call our expert team directly on +44 (0) 1384 881 118 from 8:30AM to 4:30PM weekdays who will be only too pleased to talk through your requirements and technical queries over the phone.
Visitors are also welcome Monday to Friday although please get in touch beforehand to let us know you're coming.
Industry experience
FLEXEJ Ltd was formed in 2002 by two professional engineers who brought together an already highly respected design capability with business and commercial skills gained in large multinational companies.
- Our focus has always been on application and design – helping our customers find the best value solution.
- We have a strong engineering and manufacturing team with experience in petrochemicals, refining, nuclear, desalination though to HVAC.
- The team is also very familiar with meeting complex requirements for documentation, in process NDT and test on projects. We have supplied many large end-users such as EDF, Exxon, Shell, Reliance & QatarGas working with major contractors such as JGC, Foster Wheeler & Technip.
