Welding Flange - Steel A570

INFICON ISO-K quality fittings are manufactured according to ISO 1609, DIN 28404 and Pneurop 6606. Our quality large diameter fittings are the standard vacuum components for all vacuum and high vacuum lines. The high quality INFICON fittings are designed and tested for leak rates less than 1 x 10-9 mbar l/s.


  • Competitively priced
  • World wide logistics
  • Design and measures follow strictly international respected standards
  • Surface finish, welds, material specifications and cleanliness meet or exceed high vacuum specifications
  • 2011/65/EU RoHS compliant
  • Welding Flange


Type DN 160 ISO-K DN 250 ISO-K
Dimension A 180 290
Dimension B 159 267
Dimension C 153.2 261
Dimension D 12 12
Dimension E 6 6
Material: Steel A570/- Steel A570/-

Part Number

DN 160 ISO-K
Part Number Description
212-023 Welding flange, steel, DN 160 ISO-K
DN 250 ISO-K
Part Number Description
212-025 Welding flange, steel, DN 250 ISO-K
send to a friend