Steel flanges

We are a company that stands out on the European market with exceptional recognition due to many years of experience in the production of high quality flanges for pipe connections. This is confirmed by the admissions and certificates granted to Kuźnia Jawor:

The production is  based on:

  • admission for compliance with the European Pressure Directive PED -2014/68/EU
  • technical regulation AD-2000-Markblatt
  • certificates: ISO 9001:2015, DNV GL, LRS

We specialise in production of steel flanges:

  • per EN, ANSI / ASME B16.5, DIN, NFE standards
  • for pressure PN 6 to PN 100 bar (EN 1092-1) and 150, 300, 600, 1500, 2500 lbs / inch (ANSI)
  • maximum DN 250 and 8″(ANSI)

At the Customer’s request, we also fulfill special orders:

  • NUT, FEDER facing according to DIN 2512 or EN 1092-1
  • V/R facing according to DIN 2513/2514 or EN 1092-1
  • special flanges: for machine welding, S-mass
  • in addition to the standard RF facing, we also make RTJ, Flat Face


  • in accordance with DIN 2519 or EN 1092-1
  • in accordance with ASME B16.5

Delivery receipt

  • in accordance with EN 10024 3.1

Our products