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Stalesia

Austenitic Stainless Steel Weld Neck Flanges

30 items available from stock, shipped from our warehouse.

Product Pipe Ø PN Bolt holes Grade Availability Price Action
Stainless steel forged weld neck flange 1" SCH40S CLASS150 1.4301 / 1.4307 / 304 / 304L S-KNSZ/01.00/SCH40S/CLASS150/1.4307 1 inch CLASS150 4 1.4301, 1.4307… in stock 12,34 € (10,03 € excl. VAT) Add to basket
Stainless steel forged weld neck flange 1 1/2" SCH40S CLASS150 1.4301 / 1.4307 / 304 / 304L S-KNSZ/01.50/SCH40S/CLASS150/1.4307 1.5 inches CLASS150 4 1.4301, 1.4307… in stock 19,84 € (16,13 € excl. VAT) Add to basket
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 4" SCH40S CLASS150 1.4301 / 1.4307 / 304 / 304L S-KNSZ/04.00/SCH40S/CLASS150/1.4307 4 inches CLASS150 8 1.4301, 1.4307… in stock 73,60 € (59,84 € excl. VAT) Add to basket
Stainless steel forged weld neck flange 1/2" SCH40S CLASS150 1.4301 / 1.4307 / 304 / 304L S-KNSZ/00.50/SCH40S/CLASS150/1.4307 0,5 cala CLASS150 4 1.4301, 1.4307… in stock 6,06 € (4,93 € excl. VAT) Add to basket
Stainless steel forged weld neck flange 3/4" SCH40S CLASS150 1.4301 / 1.4307 / 304 / 304L S-KNSZ/00.75/SCH40S/CLASS150/1.4307 0,75 cala CLASS150 4 1.4301, 1.4307… in stock 8,71 € (7,08 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN20 26,9mm EN1092-1/11B1 (PN10/16/25/40) 1.4541 / 321 S-KNSZ/026.90/1.4541 DN20 / 26.90mm PN25, PN10, PN16, PN40 4 1.4541, 321 in stock 11,87 € (9,65 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN32 42,4mm EN1092-1/11B1 (PN10/16/25/40) 1.4301 / 1.4307 / 304 / 304L S-KNSZ/042.40/1.4307 DN32 / 42.40mm PN25, PN10, PN16, PN40 4 1.4301, 1.4307… in stock 19,00 € (15,45 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN32 42,4mm EN1092-1/11B1 (PN10/16/25/40) 1.4541 / 321 S-KNSZ/042.40/1.4541 DN32 / 42.40mm PN25, PN10, PN16, PN40 4 1.4541, 321 in stock 17,81 € (14,48 € 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 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 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 (PN10/16) 1.4541 / 321 S-KNSZ/114.30/1.4541/PN16 DN100 / 114.30mm PN10, PN16 8 1.4541, 321 in stock 53,09 € (43,16 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN125 139,7mm EN1092-1/11B1 (PN10/16) 1.4541 / 321 S-KNSZ/139.70/1.4541 DN125 / 139.70mm PN10, PN16 8 1.4541, 321 in stock 75,64 € (61,50 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN200 219,1mm EN1092-1/11B1 (PN10) 1.4541 / 321 S-KNSZ/219.10/1.4541 DN200 / 219.10mm PN10 12 1.4541, 321 in stock 105,16 € (85,50 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN200 219,1mm EN1092-1/11B1 (PN10/16) 1.4541 / 321 S-KNSZ/219.10/1.4541/PN16 DN200 / 219.10mm PN10, PN16 12 1.4541, 321 in stock 105,43 € (85,72 € excl. VAT) Add to basket
Stainless steel forged weld neck flange 1 1/4" SCH40S CLASS150 1.4301 / 1.4307 / 304 / 304L S-KNSZ/01.25/SCH40S/CLASS150/1.4307 1.25 inches CLASS150 4 1.4301, 1.4307… in stock 15,51 € (12,61 € excl. VAT) Add to basket
Stainless steel forged weld neck flange 3 1/2" SCH40S CLASS150 1.4301 / 1.4307 / 304 / 304L S-KNSZ/03.50/SCH40S/CLASS150/1.4307 3.5 inches CLASS150 8 1.4301, 1.4307… in stock 57,42 € (46,68 € 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 5" SCH40S CLASS150 1.4301 / 1.4307 / 304 / 304L S-KNSZ/05.00/SCH40S/CLASS150/1.4307 5 inches CLASS150 8 1.4301, 1.4307… in stock 88,43 € (71,89 € excl. VAT) Add to basket
Stainless steel forged weld neck flange 6" SCH40S CLASS150 1.4301 / 1.4307 / 304 / 304L S-KNSZ/06.00/SCH40S/CLASS150/1.4307 6 inches CLASS150 8 1.4301, 1.4307… in stock 114,35 € (92,97 € excl. VAT) Add to basket
Stainless steel forged weld neck flange 8" SCH40S CLASS150 1.4301 / 1.4307 / 304 / 304L S-KNSZ/08.00/SCH40S/CLASS150/1.4307 8 inches CLASS150 8 1.4301, 1.4307… in stock 180,31 € (146,59 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN100 114,3mm EN1092-1/11B1 (PN10/16/25/40) 1.4541 / 321 S-KNSZ/114.30/1.4541 DN100 / 114.30mm PN25, PN10, PN16, PN40 8 1.4541, 321 in stock 68,56 € (55,74 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN150 159mm EN1092-1/11B1 (PN10/16) 1.4301 / 1.4307 / 304 / 304L S-KNSZ/159.00/1.4307 DN150 / 159.00mm PN10, PN16 8 1.4301, 1.4307… in stock 83,46 € (67,85 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN150 159mm EN1092-1/11B1 (PN10/16) 1.4541 / 321 S-KNSZ/159.00/1.4541 DN150 / 159.00mm PN10, PN16 8 1.4541, 321 in stock 80,68 € (65,59 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN150 168,3mm EN1092-1/11B1 (PN10/16) 1.4301 / 1.4307 / 304 / 304L S-KNSZ/168.30/1.4307 DN150 / 168.30mm PN10, PN16 8 1.4301, 1.4307… in stock 87,65 € (71,26 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN20 26,9mm EN1092-1/11B1 (PN10/16/25/40) 1.4301 / 1.4307 / 304 / 304L S-KNSZ/026.90/1.4307 DN20 / 26.90mm PN25, PN10, PN16, PN40 4 1.4301, 1.4307… in stock 10,81 € (8,79 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN200 219,1mm EN1092-1/11B1 (PN10/16) 1.4301 / 1.4307 / 304 / 304L S-KNSZ/219.10/1.4307/PN16 DN200 / 219.10mm PN10, PN16 12 1.4301, 1.4307… in stock 117,76 € (95,74 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN300 323,9mm EN1092-1/11B1 (PN10) 1.4301 / 1.4307 / 304 / 304L S-KNSZ/323.90/1.4307 DN300 / 323.90mm PN10 12 1.4301, 1.4307… in stock 191,87 € (155,99 € excl. VAT) Add to basket
Stainless steel forged weld neck flange DN300 323,9mm EN1092-1/11B1 (PN10) 1.4541 / 321 S-KNSZ/323.90/1.4541 DN300 / 323.90mm PN10 12 1.4541, 321 in stock 201,53 € (163,85 € excl. VAT) Add to basket

Recommended austenitic stainless steel products from other categories

See also

Articles on austenitic stainless steel

Composition, properties and applications of grades in this family.

This page brings together weld neck flanges in austenitic stainless steel that we have in stock right now. Chromium-nickel without molybdenum – the standard choice for structures, food service and interiors. More about austenitic stainless steels →

Most items are in grades: 1.4307 (19), 1.4301 (19), 304L (19), 304 (19), 1.4541 (11). Each grade has its own page with the material profile, equivalent designations and the full list of products.

A 3.1 inspection certificate can be added to your order (paid extra, 20 zł). The minimum order value is 15 zł.