Finned tubes

Ekströms offer a wide range of extended surface tubular products.

From high-frequency welded Spiral fin tubes with or without segmented flanges to Steel fin tubes in single or double designs.

Quality-assured production with third-party inspection

All production of fin tubes is made in Sweden and fulfils the requirements of European standard EN ISO 3834-2. Material certificates according to EN 10204-3.1 is always supplied with our deliveries. On request we can supply shop inspection certificate 3.2 from inspection companies such as Lloyds register or DNV-GL etc.

Ekströms can also supply return bends and other tube bends in a wide range of dimensions.

Finned tubes from Ekströms can be used in different applications such as Economiser, Flue gas coolers and Air preheaters.

What we can offer

Steel fin tubes

Steel fin tubes with rectangular fins from Ekströms Värmetekniska AB are the natural choice for economisers in solid fuel-fired boilers,

Spiral fin tubes

Spiral fin tubes from Ekströms Värmetekniska AB are high-frequency welded along the entire contact surface between the tube and the fin, ensuring excellent heat transfer.