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Flanges

54 items in the catalogue

Product Pipe diameter PN Bolt holes Grade Availability Price Action
Stainless steel forged weld neck flange 2" SCH40S CLASS150 1.4301 / 1.4307 / 304 / 304L S-KNSZ/02.00/SCH40S/CLASS150/1.4307 2 inches CLASS150 4 1.4301, 1.4307… in stock 28,02 € (22,78 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN32 42,4mm EN1092-1/11B1 (PN10/16/25/40) 1.4571 / 316Ti S-KNSZ/042.40/1.4571 DN32 / 42.40mm PN25, PN10, PN16, PN40 4 1.4571, 316Ti in stock 30,97 € (25,18 € excl. VAT) Add to basket
Stainless steel forged blind flange DN40 48,3mm EN1092-1/05B (PN10/16/25/40) 1.4401 / 1.4404 / 316 / 316L S-KNZ/048.30/1.4404 DN40 / 48.30mm PN25, PN10, PN16, PN40 4 1.4401, 1.4404… in stock 32,06 € (26,07 € excl. VAT) Add to basket
Stainless steel forged flat flange DN40 48,3mm EN1092-1/01B (PN10/16/25/40) 1.4401 / 316 / 1.4404 / 316L S-KNP/048.30/1.4404 DN40 / 48.30mm PN25, PN10, PN16, PN40 4 1.4401, 1.4404… in stock 26,15 € (21,26 € excl. VAT) Add to basket
Stainless steel forged flat flange DN40 48,3mm EN1092-1/01B (PN10/16/25/40) 1.4571 / 316Ti S-KNP/048.30/1.4571 DN40 / 48.30mm PN25, PN10, PN16, PN40 4 1.4571, 316Ti in stock 27,55 € (22,40 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN40 48,3mm EN1092-1/11B1 (PN10/16/25/40) 1.4571 / 316Ti S-KNSZ/048.30/1.4571 DN40 / 48.30mm PN25, PN10, PN16, PN40 4 1.4571, 316Ti in stock 34,87 € (28,35 € excl. VAT) Add to basket
Stainless steel forged blind flange DN50 60,3mm EN1092-1/05B (PN10/16) 1.4401 / 1.4404 / 316 / 316L S-KNZ/060.30/1.4404 DN50 / 60.30mm PN10, PN16 4 1.4401, 1.4404… in stock 41,78 € (33,97 € excl. VAT) Add to basket
Stainless steel forged flat flange DN50 60,3mm EN1092-1/01B (PN10/16) 1.4571 / 316Ti S-KNP/060.30/1.4571 DN50 / 60.30mm PN10, PN16 4 1.4571, 316Ti in stock 40,97 € (33,31 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN50 60,3mm EN1092-1/11B1 (PN10/16) 1.4571 / 316Ti S-KNSZ/060.30/1.4571 DN50 / 60.30mm PN10, PN16 4 1.4571, 316Ti in stock 40,25 € (32,72 € excl. VAT) Add to basket
Stainless steel forged flat flange DN65 76,1mm EN1092-1/01B (PN10/16) 1.4571 / 316Ti 8 holes S-KNP/076.10/1.4571/8OTW DN65 / 76.10mm PN10, PN16 8 1.4571, 316Ti in stock 38,57 € (31,36 € excl. VAT) Add to basket
Stainless steel forged loose flange DN65 76,1mm EN1092-1/02A (PN10/16) 1.4301 / 1.4307 / 304 / 304L S-KNL/076.10/1.4307 DN65 / 76.10mm PN10, PN16 8 1.4301, 1.4307… in stock 30,54 € (24,83 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN65 76,1mm EN1092-1/11B1 (PN10/16) 1.4401 / 316 / 1.4404 / 316L S-KNSZ/076.10/1.4404 DN65 / 76.10mm PN10, PN16 8 1.4401, 1.4404… in stock 31,85 € (25,89 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN65 76,1mm EN1092-1/11B1 (PN10/16) 1.4541 / 321 S-KNSZ/076.10/1.4541 DN65 / 76.10mm PN10, PN16 8 1.4541, 321 in stock 27,42 € (22,29 € excl. VAT) Add to basket
Stainless steel forged loose flange DN80 88,9mm EN1092-1/02A (PN10/16) 1.4301 / 1.4307 / 304 / 304L S-KNL/088.90/1.4307 DN80 / 88.90mm PN10, PN16 8 1.4301, 1.4307… in stock 34,16 € (27,77 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN80 88,9mm EN1092-1/11B1 (PN10/16) 1.4541 / 321 S-KNSZ/088.90/1.4541 DN80 / 88.90mm PN10, PN16 8 1.4541, 321 in stock 36,87 € (29,98 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN80 88,9mm EN1092-1/11B1 (PN6) 1.4401 / 316 / 1.4404 / 316L S-KNSZ/088.90/1.4404/PN6 DN80 / 88.90mm PN6 4 1.4401, 1.4404… in stock 40,58 € (32,99 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN100 114,3mm EN1092-1/11B1 (PN10/16) 1.4301 / 1.4307 / 304 / 304L S-KNSZ/114.30/1.4307 DN100 / 114.30mm PN10, PN16 8 1.4301, 1.4307… in stock 45,97 € (37,37 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN100 114,3mm EN1092-1/11B1 (PN6) 1.4401 / 316 / 1.4404 / 316L S-KNSZ/114.30/1.4404/PN6 DN100 / 114.30mm PN6 4 1.4401, 1.4404… in stock 47,26 € (38,42 € excl. VAT) Add to basket
Stainless steel forged blind flange DN32 42,4mm EN1092-1/05A (PN10/16/25/40) 1.4541 / 321 S-KNZ/042.40/1.4541 DN32 / 42.40mm PN25, PN10, PN16, PN40 4 1.4541, 321 in stock 25,56 € (20,78 € excl. VAT) Add to basket
Stainless steel forged blind flange DN32 42,4mm EN1092-1/05B (PN10/16/25/40) 1.4401 / 1.4404 / 316 / 316L S-KNZ/042.40/1.4404 DN32 / 42.40mm PN25, PN10, PN16, PN40 4 1.4401, 1.4404… in stock 28,87 € (23,47 € excl. VAT) Add to basket
Stainless steel forged blind flange DN65 76,1mm EN1092-1/05A (PN10/16) 1.4541 / 321 S-KNZ/076.10/1.4541 DN65 / 76.10mm PN10, PN16 8 1.4541, 321 in stock 42,45 € (34,51 € excl. VAT) Add to basket
Stainless steel forged blind flange DN65 76,1mm EN1092-1/05B (PN10/16) 1.4401 / 1.4404 / 316 / 316L S-KNZ/076.10/1.4404 DN65 / 76.10mm PN10, PN16 8 1.4401, 1.4404… in stock 45,54 € (37,02 € excl. VAT) Add to basket
Stainless steel forged weld neck flange 3" SCH40S CLASS150 1.4301 / 1.4307 / 304 / 304L S-KNSZ/03.00/SCH40S/CLASS150/1.4307 3 inches CLASS150 4 1.4301, 1.4307… in stock 49,49 € (40,24 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN65 76,1mm EN1092-1/11B1 (PN10/16) 1.4571 / 316Ti S-KNSZ/076.10/1.4571 DN65 / 76.10mm PN10, PN16 8 1.4571, 316Ti in stock 35,81 € (29,11 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN65 76,1mm EN1092-1/11B1 (PN10/16) 1.4301 / 1.4307 / 304 / 304L S-KNSZ/076.10/1.4307 DN65 / 76.10mm PN10, PN16 8 1.4301, 1.4307… in delivery 30,13 € (24,50 € excl. VAT) Ask about delivery
Stainless steel forged weld neck flange DN65 76,1mm EN1092-1/11B1 (PN6) 1.4401 / 316 / 1.4404 / 316L S-KNSZ/076.10/1.4404/PN6 DN65 / 76.10mm PN6 4 1.4401, 1.4404… in delivery 26,56 € (21,59 € excl. VAT) Ask about delivery
Stainless steel forged blind flange DN40 48,3mm EN1092-1/05A (PN10/16/25/40) 1.4541 / 321 S-KNZ/048.30/1.4541 DN40 / 48.30mm PN25, PN10, PN16, PN40 4 1.4541, 321 in delivery 29,52 € (24,00 € excl. VAT) Ask about delivery
Stainless steel forged blind flange DN50 60,3mm EN1092-1/05A (PN10/16) 1.4541 / 321 S-KNZ/060.30/1.4541 DN50 / 60.30mm PN10, PN16 4 1.4541, 321 in delivery 35,82 € (29,12 € excl. VAT) Ask about delivery
Stainless steel forged flat flange DN100 108mm EN1092-1/01B (PN10/16) 1.4301 / 1.4307 / 304 / 304L S-KNP/108.00/1.4307B DN100 / 108.00mm PN10, PN16 8 1.4301, 1.4307… in delivery 40,54 € (32,96 € excl. VAT) Ask about delivery
Stainless steel forged flat flange DN100 114,3mm EN1092-1/01B (PN10/16) 1.4301 / 1.4307 / 304 / 304L S-KNP/114.30/1.4307B DN100 / 114.30mm PN10, PN16 8 1.4301, 1.4307… in delivery 40,54 € (32,96 € excl. VAT) Ask about delivery
Stainless steel forged flat flange DN100 114,3mm EN1092-1/01B (PN10/16) 1.4541 / 321 S-KNP/114.30/1.4541B DN100 / 114.30mm PN10, PN16 8 1.4541, 321 in delivery 37,66 € (30,62 € excl. VAT) Ask about delivery
Stainless steel forged flat flange DN50 60,3mm EN1092-1/01A (PN10/16) 1.4541 / 321 S-KNP/060.30/1.4541 DN50 / 60.30mm PN10, PN16 4 1.4541, 321 in delivery 31,92 € (25,95 € excl. VAT) Ask about delivery
Stainless steel forged flat flange DN50 60,3mm EN1092-1/01B (PN10/16) 1.4401 / 316 / 1.4404 / 316L S-KNP/060.30/1.4404 DN50 / 60.30mm PN10, PN16 4 1.4401, 1.4404… in delivery 31,53 € (25,63 € excl. VAT) Ask about delivery
Stainless steel forged flat flange DN50 60,3mm EN1092-1/01B (PN10/16) 1.4541 / 321 S-KNP/060.30/1.4541B DN50 / 60.30mm PN10, PN16 4 1.4541, 321 in delivery 26,56 € (21,59 € excl. VAT) Ask about delivery
Stainless steel forged flat flange DN65 76,1mm EN1092-1/01A (PN10/16) 1.4541 / 321 S-KNP/076.10/1.4541 DN65 / 76.10mm PN10, PN16 8 1.4541, 321 in delivery 40,60 € (33,01 € excl. VAT) Ask about delivery
Stainless steel forged flat flange DN65 76,1mm EN1092-1/01B (PN10/16) 1.4301 / 1.4307 / 304 / 304L 8 holes S-KNP/076.10/1.4307B/8OTW DN65 / 76.10mm PN10, PN16 8 1.4301, 1.4307… in delivery 28,95 € (23,54 € excl. VAT) Ask about delivery
Stainless steel forged flat flange DN65 76,1mm EN1092-1/01B (PN10/16) 1.4401 / 316 / 1.4404 / 316L S-KNP/076.10/1.4404 DN65 / 76.10mm PN10, PN16 8 1.4401, 1.4404… in delivery 36,64 € (29,79 € excl. VAT) Ask about delivery
Stainless steel forged flat flange DN65 76,1mm EN1092-1/01B (PN10/16) 1.4541 / 321 S-KNP/076.10/1.4541B DN65 / 76.10mm PN10, PN16 8 1.4541, 321 in delivery 40,60 € (33,01 € excl. VAT) Ask about delivery
Stainless steel forged flat flange DN65 76,1mm EN1092-1/01B (PN10/16) 1.4541 / 321 8 holes S-KNP/076.10/1.4541B/8OTW DN65 / 76.10mm PN10, PN16 8 1.4541, 321 in delivery 30,86 € (25,09 € excl. VAT) Ask about delivery
Stainless steel forged flat flange DN80 88,9mm EN1092-1/01A (PN10/16) 1.4541 / 321 S-KNP/088.90/1.4541 DN80 / 88.90mm PN10, PN16 8 1.4541, 321 in delivery 41,29 € (33,57 € excl. VAT) Ask about delivery
Stainless steel forged flat flange DN80 88,9mm EN1092-1/01B (PN10/16) 1.4301 / 1.4307 / 304 / 304L S-KNP/088.90/1.4307B DN80 / 88.90mm PN10, PN16 8 1.4301, 1.4307… in delivery 33,08 € (26,89 € excl. VAT) Ask about delivery
Stainless steel forged flat flange DN80 88,9mm EN1092-1/01B (PN10/16) 1.4401 / 316 / 1.4404 / 316L S-KNP/088.90/1.4404 DN80 / 88.90mm PN10, PN16 8 1.4401, 1.4404… in delivery 41,85 € (34,02 € excl. VAT) Ask about delivery
Stainless steel forged flat flange DN80 88,9mm EN1092-1/01B (PN10/16) 1.4541 / 321 S-KNP/088.90/1.4541B DN80 / 88.90mm PN10, PN16 8 1.4541, 321 in delivery 36,55 € (29,72 € excl. VAT) Ask about delivery
Stainless steel forged flat flange DN80 88,9mm EN1092-1/01B (PN10/16) 1.4571 / 316Ti S-KNP/088.90/1.4571 DN80 / 88.90mm PN10, PN16 8 1.4571, 316Ti in delivery 44,09 € (35,85 € excl. VAT) Ask about delivery
Stainless steel forged loose flange DN100 114,3mm EN1092-1/02A (PN10/16) 1.4301 / 1.4307 / 304 / 304L S-KNL/114.30/1.4307 DN100 / 114.30mm PN10, PN16 8 1.4301, 1.4307… in delivery 41,16 € (33,46 € excl. VAT) Ask about delivery
Stainless steel forged loose flange DN50 60,3mm EN1092-1/02A (PN10/16) 1.4301 / 1.4307 / 304 / 304L S-KNL/060.30/1.4307 DN50 / 60.30mm PN10, PN16 4 1.4301, 1.4307… in delivery 27,03 € (21,98 € excl. VAT) Ask about delivery
Stainless steel forged weld neck flange 2 1/2" SCH40S CLASS150 1.4301 / 1.4307 / 304 / 304L S-KNSZ/02.50/SCH40S/CLASS150/1.4307 2.5 inches CLASS150 4 1.4301, 1.4307… in delivery 41,12 € (33,43 € excl. VAT) Ask about delivery
Stainless steel forged weld neck flange DN100 108mm EN1092-1/11B1 (PN10/16) 1.4301 / 1.4307 / 304 / 304L S-KNSZ/108.00/1.4307 DN100 / 108.00mm PN10, PN16 8 1.4301, 1.4307… in delivery 45,97 € (37,37 € excl. VAT) Ask about delivery
Stainless steel forged weld neck flange DN100 114,3mm EN1092-1/11B1 (PN10/16) 1.4401 / 316 / 1.4404 / 316L S-KNSZ/114.30/1.4404 DN100 / 114.30mm PN10, PN16 8 1.4401, 1.4404… in delivery 46,50 € (37,80 € excl. VAT) Ask about delivery
Stainless steel forged weld neck flange DN125 139,7mm EN1092-1/11B1 (PN10/16) 1.4301 / 1.4307 / 304 / 304L S-KNSZ/139.70/1.4307 DN125 / 139.70mm PN10, PN16 8 1.4301, 1.4307… in delivery 40,28 € (32,75 € excl. VAT) Ask about delivery
Stainless steel forged weld neck flange DN50 60,3mm EN1092-1/11B1 (PN10/16) 1.4301 / 1.4307 / 304 / 304L S-KNSZ/060.30/1.4307 DN50 / 60.30mm PN10, PN16 4 1.4301, 1.4307… in delivery 25,20 € (20,49 € excl. VAT) Ask about delivery
Stainless steel forged weld neck flange DN50 60,3mm EN1092-1/11B1 (PN10/16) 1.4401 / 316 / 1.4404 / 316L S-KNSZ/060.30/1.4404 DN50 / 60.30mm PN10, PN16 4 1.4401, 1.4404… in delivery 40,02 € (32,54 € excl. VAT) Ask about delivery
Stainless steel forged weld neck flange DN50 60,3mm EN1092-1/11B1 (PN10/16) 1.4541 / 321 S-KNSZ/060.30/1.4541 DN50 / 60.30mm PN10, PN16 4 1.4541, 321 in delivery 30,24 € (24,59 € excl. VAT) Ask about delivery
Stainless steel forged weld neck flange DN80 88,9mm EN1092-1/11B1 (PN10/16) 1.4301 / 1.4307 / 304 / 304L S-KNSZ/088.90/1.4307 DN80 / 88.90mm PN10, PN16 8 1.4301, 1.4307… in delivery 30,80 € (25,04 € excl. VAT) Ask about delivery

Stainless and acid-resistant steel flanges for joining pipelines: weld neck, slip-on, blind and lap joint. Choose a flange type or narrow the list with the pipe diameter, nominal pressure and steel grade filters.

Steel grades

Each grade has its own page with chemical composition, equivalent designations and the full list of products in stock.

Acid-resistant

Austenitic with molybdenum – resistant to pitting and crevice corrosion; for chemicals, processing and chloride environments.

Austenitic stainless

Chromium-nickel without molybdenum – the standard choice for structures, food service and interiors.

Heat-resistant

Higher chromium and silicon – retain strength and scaling resistance at high temperatures.

Ferritic

Chromium without nickel – cheaper, magnetic, good where atmospheric corrosion resistance matters.

Duplex

Austenitic-ferritic structure – twice the yield strength with good stress corrosion resistance.