Nordic Flanges is Europe’s leading producer of aluminium flanges. We produce DIN 2642 loose flanges, DIN 2527 blind flanges and DIN 2673 flanges in our own aluminium foundry in Kronoby (Kruunupyy), Finland. We also produce our own pressure approved aluminium flange, ProQ, as well as sink brackets and subcontracting products.

Our aluminium production

In addition to standard flanges, the flexibility of the casting method allows us to produce a wide variety of special flanges and other customised products in aluminium. These include other piping items, aluminium components and sink brackets. Send us an inquiry regarding you specific need and we will find a casting solution for you.


We produce aluminium loose flanges from DN 10 to DN 1200 and blind flanges from DN 10 to DN 400. The flanges are delivered polished or epoxy coated. Surface treatment is performed according to the customer’s demands.

ProQ – Pressure Approved Aluminium Flange

Our pressure approved aluminium flange, ProQ, is a type 02 loose flange which can be used with type 35 and 37 collars (EN 1092-1). The flange material is EN AC-47000. Rubber and soft PTFE are suitable gasket materials.

Sink brackets

We produce epoxy coated sink brackets in four sizes: 195 mm, 240 mm, 260 mm and 350 mm. They can be delivered with two kinds of t-bolts, which are also sold separately.


Nordic Flanges is your partner in subcontracting. We deliver complete solutions from mould design to finished product. Our competence in different casting methods allows us to offer you the best and most efficient way to produce high quality products. Contact our sales representatives for more information.