Alloy Steel Flanges Dimensions & Weight Datasheets

ALLOY STEEL FLANGES STANDARD DIMENSIONS & WEIGHTS

Manufacturer Of A105 Carbon Steel Plate Flange, Best Price of ASTM A105 WNRF Flanges Dimensions, Stockholder Of Carbon Steel RTJ Flange Weights, ASME SA105N Carbon Steel Class 300 Flange Wholesaler, ASME/ANSI B16.5 – Flanges and Bolt Dimensions Class 150 to 2500,

Akai Metal creates a significant capacity of large width flanges for the biggest jobs in the vigor and industrial fields. We can create a diversity of large diameter sizes and shapes, using frequent suitable materials of construction for every application. And because they’re Akai Metal products, you can be sure to get these heavy-duty mechanisms light years ahead of other benefactors’ estimated distribution

 

Alloy steel flanges dimensions and weight chart

The ASME/ANSI B16.47 Large Diameter Alloy Steel Flanges include NPS 26 through NPS 60. This standard covers pressure ratings, temperature ratings, materials, dimensions, tolerances, marking and testing for flanges of this size with rating class designations 150, 300, 400, 600, and 900

Check out the following information regarding Federal Large Diameter Flange products:

  • Dimensional Tolerances
  • Dimensions of Welding Ends
  • Dimensions of Ring Joint Facings
  • Series A/MSS SP44
  • Series B/API 605 Flanges

Tag : flange weight calculator, wnrf flange weight calculator, stainless steel flange weight calculator, weld neck flange weight calculator, stainless steel flange weight chart, blind flange chart, large diameter flange weights

15mm (1/2″) Alloy Steel Flanges

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS4087 Flanges PN14 Flanges 95 67 4 M12 14
AS 2129 Flange

 

 

 

 

 

 Table C Flanges 95 67 4 13 14
Table D Flanges 95 67 4 13 14
Table E Flanges 95 67 4 13 14
Table F Flanges 95 67 4 13 14
Table H Flanges 114 83 4 16 17
Table J Flanges 114 83 4 16 17
ANSI B16.5 Flanges

 

 

 

 

 ANSI 150 Flanges 89 60 4 13 16
ANSI 300 Flanges 95 67 4 13 16
ANSI 600 Flanges 95 67 4 13 16
ANSI 900 Flanges 121 83 4 19 22
ANSI 1500 Flanges 121 83 4 19 22
ISO 7005 (DIN) Flange

 

 

 

 

 

 PN6 Flanges 80 55 4 M10 11
PN10 Flanges 95 65 4 M12 14
PN16 Flanges 95 65 4 M12 14
PN20 Flanges 90 60.5 4 M14 16
PN25 Flanges 95 65 4 M12 14
PN40 Flanges 95 65 4 M12 14

20mm (3/4″) Alloy Steel Flanges

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS4087 Flanges PN14 Flanges 100 73 4 M12 14
AS 2129 Flange

 

 

 

 

 

 Table C Flange 100 73 4 13 14
Table D Flange 100 73 4 13 14
Table E Flange 100 73 4 13 14
Table F Flange 100 73 4 13 14
Table H Flange 115 83 4 16 18
Table J Flange 115 83 4 16 18
ANSI B16.5 Flanges

 

 

 

 

 ANSI 150 Flange 98 70 4 13 16
ANSI 300 Flange 117 83 4 16 19
ANSI 600 Flange 117 83 4 16 19
ANSI 900 Flange 130 89 4 19 22
ANSI 1500 Flange 130 89 4 19 22
ISO 7005 (DIN) Flange

 

 

 

 

 

 PN6 Flange 90 65 4 M10 11
PN10 Flange 105 75 4 M12 14
PN16 Flange 105 75 4 M12 14
PN20 Flange 100 70 4 M14 16
PN25 Flange 105 75 4 M12 14
PN40 Flange 105 75 4 M12 14

25mm (1″) Alloy Steel Flanges

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS4087 Flanges PN14 Flanges 115 83 4 M12 14
AS 2129 Flange

 

 

 

 

 

 Table C Flanges 115 83 4 13 14
Table D Flanges 115 83 4 13 14
Table E Flanges 115 83 4 13 14
Table F Flanges 120 87 4 16 18
Table H Flanges 120 87 4 16 18
Table J Flanges 120 87 4 16 18
ANSI B16.5 Flanges

 

 

 

 

 ANSI 150 Flanges 110 79 4 13 16
ANSI 300 Flanges 125 89 4 16 19
ANSI 600 Flanges 125 89 4 16 19
ANSI 900 Flanges 102 4 22 25
ANSI 1500 Flanges 102 4 22 25
ISO 7005 (DIN) Flange

 

 

 

 

 

 PN6 Flanges 100 78 4 M10 11
PN10 Flanges 115 85 4 M12 14
PN16 Flanges 115 85 4 M12 14
PN20 Flanges 110 79.5 4 M14 16
PN25 Flanges 115 85 4 M12 14
PN40 Flanges 115 85 4 M12 14

32mm (1 1/4″)Alloy Steel Flanges

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS4087 Flanges PN14 Flanges 120 87 4 M12 14
AS 2129 Flange

 

 

 

 

 

 Table C Flange 120 87 4 13 14
Table D Flange 120 87 4 13 14
Table E Flange 120 87 4 13 14
Table F Flange 135 98 4 16 18
Table H Flange 135 98 4 16 18
Table J Flange 135 98 4 16 18
ANSI B16.5 Flanges

 

 

 

 

 ANSI 150 Flange 117 89 4 13 16
ANSI 300 Flange 133 98 4 16 19
ANSI 600 Flange 133 98 4 16 19
ANSI 900 Flange 159 111 4 22 25
ANSI 1500 Flange 159 111 4 22 25
ISO 7005 (DIN) Flange

 

 

 

 

 

 PN6 Flange 120 90 4 M12 14
PN10 Flange 140 100 4 M16 18
PN16 Flange 140 100 4 M16 18
PN20 Flange 120 89 4 M14 16
PN25 Flange 140 100 4 M16 18
PN40 Flange 140 100 4 M16 18

40mm (1 1/2″) Alloy Steel Flanges

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS4087 Flanges PN14 Flanges 135 98 4 M12 14
AS 2129 Flange

 

 

 

 

 

 Table C Flanges 135 98 4 13 14
Table D Flanges 135 98 4 13 14
Table E Flanges 135 98 4 13 14
Table F Flanges 140 105 4 16 18
Table H Flanges 140 105 4 16 18
Table J Flanges 140 105 4 16 18
ANSI B16.5 Flanges

 

 

 

 

 ANSI 150 Flanges 127 98 4 13 16
ANSI 300 Flanges 156 114 4 19 22
ANSI 600 Flanges 156 114 4 19 22
ANSI 900 Flanges 178 124 4 25 29
ANSI 1500 Flanges 178 124 4 25 29
ISO 7005 (DIN) Flange

 

 

 

 

 

 PN6 Flanges 130 100 4 M12 14
PN10 Flanges 150 110 4 M16 18
PN16 Flanges 150 110 4 M16 18
PN20 Flanges 130 98.5 4 M14 16
PN25 Flanges 150 110 4 M16 18
PN40 Flanges 150 110 4 M16 18

50mm (2″) Alloy Steel Flanges

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS 4087 Flange PN14 Flange 150 114 4 M16 18
PN16 Flange 150 114 4 M16 18
PN21 Flange 165 127 4 M16 18
PN35 Flange 165 127 4 M16 18
AS 2129 Flange Table C Flange 150 114 4 16 18
Table D Flange 150 114 4 16 18
Table E Flange 150 114 4 16 18
Table F Flange 165 127 4 16 18
Table H Flange 165 127 4 16 18
Table J Flange 165 127 4 19 22
ANSI B16.5 Flange ANSI 150 Flange 152 121 4 16 19
ANSI 300 165 127 8 16 19
ANSI 600 165 127 8 16 19
ANSI 900 216 165 8 22 25
ANSI 1500 216 165 8 22 25
ISO 7005 (DIN) Flange PN6 Flange 140 110 4 M12 14
PN10 Flange 165 125 4 M16 18
PN16 Flange 165 125 4 M16 18
PN20 Flange 150* 120.5 4 M16 18
PN25 Flange 165 125 4 M16 18
PN40 Flange 165 125 4 M16 18

*When made from cast or ductile iron the OD is 155mm.

65mm (2 1/2″) Alloy Steel Flanges

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS 4087 Flanges PN14 Flanges 165 127 4 M16 18
PN16 Flanges 165 127 4 M16 18
PN21 Flanges 185 146 8 M16 18
PN35 Flanges 185 146 8 M16 18
AS 2129 Flanges Table C Flanges 165 127 4 16 18
Table D Flanges 165 127 4 16 18
Table E Flanges 165 127 4 16 18
Table F Flanges 185 146 8 16 18
Table H Flanges 185 146 8 16 18
Table J Flanges 185 146 8 19 22
ANSI B16.5 Flanges ANSI 150 Flanges 178 140 4 16 19
ANSI 300 Flanges 191 149 8 19 22
ANSI 600 Flanges 191 149 8 19 22
ANSI 900 Flanges 244 191 8 22 25
ANSI 1500 Flanges 244 191 8 25 29
ISO 7005 (DIN) Flanges PN6 Flanges 160 130 4 M12 14
PN10 Flanges 185 145 4 M16 18
PN16 Flanges 185 145 4 M16 18
PN20 Flanges 180 139.5 4 M16 18
PN25 Flanges 185 145 8 M16 18
PN40 Flanges 185 145 8 M16 18

80mm (3″) Alloy Steel Flanges

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS 4087 Flange PN14 Flange 185 146 4 M16 18
PN16 Flange 185 146 4 M16 18
PN21 Flange 205 165 8 M16 18
PN35 Flange 205 165 8 M16 18
AS 2129 Flange Table C Flange 185 146 4 16 18
Table D Flange 185 146 4 16 18
Table E Flange 165 146 4 16 18
Table F Flange 205 165 8 16 18
Table H Flange 205 165 8 16 18
Table J Flange 205 165 8 19 22
ANSI B16.5 Flange ANSI 150 Flange 191 152 4 16 19
ANSI 300 Flange 210 168 8 19 22
ANSI 600 Flange 210 168 8 19 22
ANSI 900 Flange 241 192 8 22 25
ANSI 1500 Flange 267 203 8 29 32
ISO 7005 (DIN) Flange PN6 Flange 190 150 4 M16 18
PN10 Flange 200 160 8 M16 18
PN16 Flange 200 160 8 M16 18
PN20 Flange 190 152.5 4 M16 18
PN25 Flange 200 160 8 M16 18
PN40 Flange 185 160 8 M16 18

100mm (4″) Alloy Steel Flanges

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS 4087 Flanges PN14 Flanges 215 178 4 M16 18
PN16 Flanges 215 178 4 M16 18
PN21 Flanges 230 191 8 M16 18
PN35 Flanges 230 191 8 M16 18
AS 2129 Flanges Table C Flanges 215 178 4 16 18
Table D Flanges 215 178 4 16 18
Table E Flanges 215 178 8 16 18
Table F Flanges 230 191 8 16 18
Table H Flanges 230 191 8 16 18
Table J Flanges 230 191 8 19 22
ANSI B16.5 Flanges ANSI 150 Flanges 229 191 8 16 19
ANSI 300 Flanges 254 200 8 19 22
ANSI 600 Flanges 273 216 8 22 25
ANSI 900 Flanges 292 235 8 29 32
ANSI 1500 Flanges 311 241 8 32 35
ISO 7005 (DIN) Flanges PN6 Flanges 210 170 4 M16 18
PN10 Flanges 220 180 8 M16 24
PN16 Flanges 220 180 8 M16 18
PN20 Flanges 230 190.5 8 M16 18
PN25 Flanges 235 190 8 M20 22
PN40 Flanges 235 190 8 M20 22

125mm (5″) Alloy Steel Flanges

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS 4087 Flanges PN14 Flanges 280 235 8 M16 18
PN16 Flanges – – – – –
PN21 Flanges – – – – –
PN35 Flanges – – – – –
AS 2129 Flanges Table C Flanges 255 210 8 16 18
Table D Flanges 255 210 8 16 18
Table E Flanges 255 210 8 16 18
Table F Flanges 280 235 8 19 22
Table H Flanges 280 235 8 19 22
Table J Flanges 280 235 8 22 26
ANSI B16.5 Flanges ANSI 150 Flanges 254 216 8 19 22
ANSI 300 Flanges 279 235 8 19 22
ANSI 600 Flanges 330 267 8 25 29
ANSI 900 Flanges 349 279 8 32 35
ANSI 1500 Flanges 375 292 8 38 41
ISO 7005 (DIN) Flanges PN6 Flanges 240 200 8 M16 18
PN10 Flanges 250 210 8 M16 18
PN16 Flanges 250 210 8 M16 18
PN20 Flanges 255 216 8 M20 22
PN25 Flanges 270 220 8 M24 26
PN40 Flanges 270 220 8 M24 26

150mm (6″) Alloy Steel Flanges

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS 4087 PN14 Flanges 280 235 8 M16 18
PN16 Flanges 280 235 8 M16 18
PN21 Flanges 305 260 12 M20 22
PN35 Flanges 305 260 12 M20 22
AS 2129 Flanges Table C Flanges 280 235 8 16 18
Table D Flanges 280 235 8 16 18
Table E Flanges 280 235 8 19 22
Table F Flanges 305 260 12 19 22
Table H Flanges 305 260 12 19 22
Table J Flanges 305 260 12 22 26
ANSI B16.5 Flanges ANSI 150 Flanges 279 241 8 19 22
ANSI 300 Flanges 318 270 12 19 22
ANSI 600 Flanges 356 292 12 25 29
ANSI 900 Flanges 381 318 12 29 32
ANSI 1500 Flanges 394 318 12 35 38
ISO 7005 (DIN) PN6 Flanges 265 225 8 M16 18
PN10 Flanges 285 240 8 M20 22
PN16 Flanges 285 240 8 M20 22
PN20 Flanges 280 241.5 8 M20 22
PN25 Flanges 300 250 8 M24 26
PN40 Flanges 300 250 8 M24 26

200mm (8″)

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS 4087 PN14 Flange 335 292 8 M16 18
PN16 Flange 335 292 8 M16 18
PN21 Flange 370 324 12 M20 22
PN35 Flange 370 324 12 M20 22
AS 2129 Flanges Table C Flange 335 292 8 16 18
Table D Flange 335 292 8 16 18
Table E Flange 335 292 8 19 22
Table F Flange 370 324 12 19 22
Table H Flange 370 324 12 19 22
Table J Flange 370 324 12 22 26
ANSI B16.5 Flanges ANSI 150 Flange 343 298 8 19 22
ANSI 300 Flange 381 330 12 19 22
ANSI 600 Flange 419 349 12 29 32
ANSI 900 Flange 470 394 12 35 38
ANSI 1500 Flange 483 394 12 41 44
ISO 7005 (DIN) PN6 Flange 320 280 8 M16 18
PN10 Flange 340 295 8 M20 22
PN16 Flange 340 295 12 M20 22
PN20 Flange 345 298.5 8 M20 22
PN25 Flange 360 310 12 M24 26
PN40 Flange 375 320 12 M27 30

250mm (10″) Alloy Steel Flanges

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS 4087 PN14 Flange 405 356 8 M20 22
PN16 Flange 405 356 8 M20 22
PN21 Flange 430 381 12 M24 26
PN35 Flange 430 381 12 M24 26
AS 2129 Flanges Table C Flange 405 356 8 19 22
Table D Flange 405 356 8 19 22
Table E Flange 405 356 12 19 22
Table F Flange 430 381 12 22 26
Table H Flange 430 381 12 22 26
Table J Flange 430 381 12 25 30
ANSI B16.5 Flanges ANSI 150 Flange 406 362 12 22 25
ANSI 300 Flange 445 387 16 25 29
ANSI 600 Flange 508 432 16 32 35
ANSI 900 Flange 546 470 16 35 38
ANSI 1500 Flange 584 483 12 41 51
ISO 7005 (DIN) PN6 Flange 375 335 12 M16 18
PN10 Flange 395 350 12 M20 22
PN16 Flange 405 355 12 M24 26
PN20 Flange 405 362 12 M24 26
PN25 Flange 425 370 12 M27 30
PN40 Flange 450 385 12 M30 33

300mm (12″) Alloy Steel Flanges

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS 4087 PN14 Flanges 455 406 12 M20 22
PN16 Flanges 455 406 12 M20 22
PN21 Flanges 490 438 16 M24 26
PN35 Flanges 490 438 16 M24 26
AS 2129 Flanges Table C Flanges 455 406 12 19 22
Table D Flanges 455 406 12 19 22
Table E Flanges 455 406 12 22 26
Table F Flanges 490 438 16 22 26
Table H Flanges 490 438 16 22 26
Table J Flanges 490 438 16 25 30
ANSI B16.5 Flanges ANSI 150 Flanges 483 432 12 22 25
ANSI 300 Flanges 521 451 16 29 32
ANSI 600 Flanges 559 489 20 32 35
ANSI 900 Flanges 610 533 20 35 38
ANSI 1500 Flanges 673 571 16 51 54
ISO 7005 (DIN) PN6 Flanges 440 395 12 M20 22
PN10 Flanges 445 400 12 M20 22
PN16 Flanges 460 410 12 M24 26
PN20 Flanges 485 432 12 M24 26
PN25 Flanges 485 430 16 M27 30
PN40 Flanges 515 450 16 M30 33

350mm (14″) Alloy Steel Flanges

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS 4087 PN14 Flanges 525 470 12 M24 26
PN16 Flanges 525 470 12 M24 26
PN21 Flanges 550 495 16 M27 30
PN35 Flanges 550 495 16 M27 30
AS 2129 Flanges Table C Flanges 525 470 12 22 26
Table D Flanges 525 470 12 22 26
Table E Flanges 525 470 12 22 26
Table F Flanges 550 495 16 25 30
Table H Flanges 550 495 16 25 30
Table J Flanges 550 495 16 29 32
ANSI B16.5 Flanges ANSI 150 Flanges 533 476 12 25 29
ANSI 300 Flanges 584 514 20 29 32
ANSI 600 Flanges 603 527 20 38 41
ANSI 900 Flanges 641 559 20 38 41
ANSI 1500 Flanges 749 635 16 57 60
ISO 7005 (DIN) PN6 Flanges 490 445 12 M20 22
PN10 Flanges 505 460 16 M20 22
PN16 Flanges 520 470 16 M24 26
PN20 Flanges 535 476 12 M27 35
PN25 Flanges 555 490 16 M30 33
PN40 Flanges 580 510 16 M33 36

400mm (16″) Alloy Steel Flanges

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS 4087 PN14 Flange 580 521 12 M24 26
PN16 Flange 580 521 12 M24 26
PN21 Flange 610 552 20 M27 30
PN35 Flange 610 552 20 M27 30
AS 2129 Flanges Table C Flange 580 521 12 22 26
Table D Flange 580 521 12 22 26
Table E Flange 580 521 12 22 26
Table F Flange 610 552 20 25 30
Table H Flange 610 552 20 25 30
Table J Flange 610 552 20 29 33
ANSI B16.5 Flanges ANSI 150 Flange 597 540 16 25 29
ANSI 300 Flange 648 572 20 32 35
ANSI 600 Flange 686 603 20 38 41
ANSI 900 Flange 705 616 20 41 44
ANSI 1500 Flange 826 705 16 64 67
ISO 7005 (DIN) PN6 Flange 540 495 16 M20 22
PN10 Flange 565 515 16 M24 26
PN16 Flange 580 525 16 M27 30
PN20 Flange 600 540 16 M27 29.5
PN25 Flange 620 550 16 M33 36
PN40 Flange 660 585 16 M36 39

450mm (18″) Alloy Steel Flanges

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS 4087 PN14 Flange 640 584 12 M24 26
PN16 Flange 640 584 12 M24 26
PN21 Flange 675 610 20 M30 33
PN35 Flange 675 510 20 M30 33
AS 2129 Flanges Table C Flange 640 584 12 22 26
Table D Flange 640 584 12 22 26
Table E Flange 640 584 16 22 26
Table F Flange 675 610 20 29 33
Table H Flange 675 610 20 29 33
Table J Flange 675 610 20 32 35
ANSI B16.5 Flanges ANSI 150 Flange 635 578 16 29 32
ANSI 300 Flange 711 629 24 32 35
ANSI 600 Flange 743 654 20 41 44
ANSI 900 Flange 787 686 20 48 51
ANSI 1500 Flange 914 775 16 70 73
ISO 7005 (DIN) PN6 Flange 595 550 16 M20 22
PN10 Flange 615 565 20 M24 26
PN16 Flange 640 585 20 M27 30
PN20 Flange 635 578 16 M30 32.5
PN25 Flange – – – – –
PN40 Flange – – – – –

500mm (20″) Alloy Steel Flanges

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS 4087 PN14 Flange 705 641 16 M24 26
PN16 Flange 705 641 16 M24 26
PN21 Flange 735 673 24 M30 33
PN35 Flange 735 673 24 M30 33
AS 2129 Flanges Table C Flange 705 641 16 22 26
Table D Flange 705 641 16 22 26
Table E Flange 705 641 16 22 26
Table F Flange 735 673 24 29 33
Table H Flange 735 673 24 29 33
Table J Flange 735 673 24 32 36
ANSI B16.5 Flanges ANSI 150 Flange 699 635 20 29 32
ANSI 300 Flange 775 686 24 32 35
ANSI 600 Flange 813 724 24 41 44
ANSI 900 Flange 857 749 20 51 54
ANSI 1500 Flange 984 832 16 76 79
ISO 7005 (DIN) PN6 Flange 645 600 20 M20 22
PN10 Flange 670 620 20 M24 26
PN16 Flange 715 650 20 M30 33
PN20 Flange 700 635 20 M30 32.5
PN25 Flange – – – – –
PN40 Flange – – – – –

600mm (24″) Alloy Steel Flanges

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS 4087 PN14 Flanges 825 756 16 M27 30
PN16 Flanges 825 756 16 M27 30
PN21 Flanges 850 781 24 M33 36
PN35 Flanges 750 781 24 M33 36
AS 2129 Flanges Table C Flanges 825 756 16 25 30
Table D Flanges 825 756 16 25 30
Table E Flanges 825 756 16 29 33
Table F Flanges 850 781 24 32 36
Table H Flanges 850 781 24 32 36
Table J Flanges 850 781 24 35 39
ANSI B16.5 Flanges ANSI 150 Flanges 813 749 20 32 35
ANSI 300 Flanges 914 813 24 38 41
ANSI 600 Flanges 940 838 24 48 51
ANSI 900 Flanges 1041 902 20 64 67
ANSI 1500 Flanges 1168 991 16 89 92
ISO 7005 (DIN) PN6 Flanges 755 705 20 M24 26
PN10 Flanges 780 725 20 M27 30
PN16 Flanges 840 770 20 M33 36
PN20 Flanges 815 749.5 20 M33 36
PN25 Flanges – – – – –
PN40 Flanges – – –