PE/PP piping loose backing flange - photo
Finished piece photo
PE/PP piping loose backing flange - figure
Cross-sectional drawing of the piece with dimensions (Fig. 1)

PE/PP piping loose backing flange

PE/PP piping loose backing flanges made of steel, PN-ISO 9624. These flanges are available for pressure ratings PN10 and PN16. DIN, ANSI and custom flanges are manufactured on request.

Materials:

  • Structural steel grades: S235JR (1.0038), S355J2 (1.0577).
  • Boiler steel grades: P265GH (1.0425), 16Mo3 (1.5415), P355NH (1.0565), P355NL1 (1.0566), P355NL2 (1.1106).
  • Stainless steel grades: X5CrNi18-10 (1.4301/AISI 304), X2CrNi18-9 (1.4307/AISI 304L), X5CrNiMo17-12-2 (1.4401/AISI 316), X2CrNiMo17-12-2 (1.4404/AISI 316L), X6CrNiTi18-10 (1.4541/AIS 321).

Piece dimension tables for various PN ratings; reference designations as shown in Fig. 1:

PN 10
Nominal diameter DN Pipe Flange Bolts Flange
A D B2 K C1 E L n Size Mass [kg]
15 20 95 28 65 14 3 14 4 M 12 0,64
20 25 105 34 75 14 3 14 4 M 12 0,78
25 32 115 42 85 16 4 14 4 M 12 1,00
32 40 140 51 100 16 4 18 4 M 16 1,50
40 50 150 62 110 16 4 18 4 M 16 1,70
50 63 165 78 125 16 4 18 4 M 16 1,90
65 75 185 92 145 16 4 18 4 M 16 2,40
80 90 200 108 160 18 5 18 8 M 16 2,80
100 110 220 128 180 18 5 18 8 M 16 3,20
100 125 220 135 180 18 5 18 8 M 16 3,00
125 140 250 158 210 18 5 18 8 M 16 3,80
150 160 285 178 240 18 5 22 8 M 20 5,00
150 180 285 188 240 18 5 22 8 M 20 4,60
200 200 340 235 295 20 6 22 8 M 20 6,85
200 225 340 238 295 20 6 22 8 M 20 6,70
250 250 395 288 350 22 6 22 12 M 20 9,00
250 280 395 294 350 22 6 22 12 M 20 8,50
300 315 445 338 400 26 6 22 12 M 20 12,40
350 355 505 376 460 28 8 22 16 M 20 18,00
400 400 565 430 515 32 8 26 16 M 24 24,00
450 450 615 470 565 34 8 26 20 M 24 29,80
500 450 670 517 620 38 8 26 20 M 24 39,00
500 500 670 533 620 38 8 26 20 M 24 35,00
600 560 780 618 725 44 8 30 20 M 27 56,10
600 630 780 645 725 44 8 30 20 M 27 46,82
PN 16
Nominal diameter DN Pipe Flange Bolts Flange
A D B2 K C1 E L n Size Mass [kg]
15 20 95 28 65 14 3 14 4 M 12 0,64
20 25 105 34 75 14 3 14 4 M 12 0,78
25 32 115 42 85 16 4 14 4 M 12 1,00
32 40 140 51 100 16 4 18 4 M 16 1,50
40 50 150 62 110 16 4 18 4 M 16 1,70
50 63 165 78 125 16 4 18 4 M 16 1,90
65 75 185 92 145 16 4 18 4 M 16 2,40
80 90 200 108 160 18 5 18 8 M 16 2,80
100 110 220 128 180 18 5 18 8 M 16 3,20
100 125 220 135 180 18 5 18 8 M 16 3,00
125 140 250 158 210 18 5 18 8 M 16 3,80
150 160 285 178 240 18 5 22 8 M 20 5,00
150 180 285 188 240 18 5 22 8 M 20 4,60
200 200 340 235 295 20 6 22 12 M 20 6,63
200 225 340 238 295 20 6 22 12 M 20 6,45
250 250 405 288 350 24 6 26 12 M 24 10,67
250 280 405 294 350 24 6 26 12 M 24 10,16
300 315 460 338 400 28 6 26 12 M 24 15,27
350 355 520 376 460 32 8 26 16 M 24 23,04
400 400 580 430 515 36 8 30 16 M 27 30,11
450 450 640 470 565 44 8 30 20 M 27 45,96
500 450 715 517 620 44 8 33 20 M 30 59,90
500 500 715 533 620 44 8 33 20 M 30 55,32
600 560 840 618 725 44 8 36 20 M 33 80,34

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