• Phone: +49 (0) 40-66 999 2-0
  • Fax: +49 (0) 40-66 999 222
  • info@berghoefer-hamburg.de

Type BF41LP

Contact

Type BF41LP

Exhaust gas expansion joint with loose flange to DIN 86044, DIN2641/PN6 or DIN 2642/PN10

Structure

  • Exhaust compensator with loose flange to DIN 86044, DIN2641/PN6 or DIN 2642/PN10

Nominal size

  • Nominal size DN 40 - DN 300

Materials

  • Bellows multilayer with bellows double flange made of 1.4541

pressure levels

  • Operating pressure 2.5 bar at operating temperature 20°C Test pressure according to DGRL 3.58 bar

Overall length

  • Standard overall lengths according to table
  • All special lengths possible
Note
The specified movement shots should not occur simultaneously, as this can cause the compensator to deflect.
DN BL A C axial lateral I L D b LK n B
Nominal size Overall length Outer diameter flared tube end movement lateral Bellows inner diameter Bellows length Diameter Blade thickness Bolt circle Number of holes Diameter bore
in mm Ø in mm Ø in mm in mm in mm Ø in mm in mm Ø in mm in mm Ø in mm Bohrungen Ø in mm
DN200 to DN300: both sides PN6 DIN2641
200 220 261.1 261 44 8.9 217.9 122 320 16 280 8 18
250 230 319 316 42 7.2 271.4 132 375 20 335 12 18
300 240 371.9 372 45 7.2 322.3 140 440 24 395 12 22
DN40 to DN300: both sides PN10 DIN2642
40 150 70 72 17.5 8.6 50.5 86 150 16 110 4 18
50 170 84 86 23 12 63.1 110 165 16 125 4 18
65 170 105 108 29 10.8 78.9 100 185 16 145 4 18
80 200 118 125 30 14.2 92.5 138 200 18 160 8 18
100 220 140.3 143 33 14.5 113.1 152 220 18 180 8 18
125 200 171.7 175 35 10.9 138.5 128 250 18 210 8 18
150 210 204.3 208 40 10.1 167.1 126 285 18 240 8 22
200 210 261.1 265 44 8.9 217.9 122 340 20 295 8 22
250 240 319 324 55 9 271.4 128 395 22 350 12 22
300 230 371.9 375 45 7.2 322.3 140 445 26 400 12 22
DN40 to DN300: both sides DIN86044
40 150 70 72 17.5 8.6 50.5 86 150 15 110 4 18
50 170 84 86 23 12 63.1 110 165 15 125 4 18
65 170 105 108 29 10.8 78.9 100 185 15 145 4 18
80 200 118 125 30 14.2 92.5 138 200 15 160 8 18
100 220 140.3 143 33 14.5 113.1 152 220 15 180 8 18
125 200 171.7 175 35 10.9 138.5 128 250 15 210 8 18
150 210 204.3 208 40 10.1 167.1 126 285 15 240 8 22
200 220 261.1 261 44 8.9 217.9 122 320 15 280 8 18
250 230 319 316 42 7.2 271.4 132 375 15 335 12 18
300 240 371.9 372 45 7.2 322.3 140 440 15 395 12 22