OSTP provides process pipes, specialty tubes and butt weld fittings from an extensive range of products and stainless steel grades, as well as specialised equipment for pressure corrosion applications. 

Our hallmark is Nordic quality, with sustainability always in focus.

Transforming tradition

With more than 100 years of excellence behind us, OSTP is looking ahead. Our manufacturing of stainless steel pipes, tubes and fittings is firmly rooted in the Nordic region, where quality is a lasting tradition. Today we’re pushing boundaries through digital tools, innovative methods and a mindset of total efficiency. As our broad offering becomes even more expansive, we lead the way in sustainability as well.

Quality from the heart

As specialists in stainless steel, we advance on a deep foundation of material and manufacturing knowledge. 

It’s our skilled workers who set the OSTP standard, combining careful routines with attention to detail and the environment. In our production and our products, quality is as self-evident as safety – and is never compromised.

From the Nordics to the world

OSTP’s 100% recyclable products are manufactured in Finland and Sweden from responsibly sourced steel, mainly from the Nordic region. Through distributors and agents in Europe and beyond, they reach customers in the toughest industries worldwide. We deliver from both master stocks and distribution units, tracking our CO2 footprint right up to the customer’s gate.


customer applications

OSTP’s stainless steel pipes, tubes and fittings are trusted for quality and performance in the most demanding sectors of industry:

  • Pulp & Paper
  • Water
  • Pharmaceutical
  • Food & Dairy
  • Construction
  • Chemical
  • Shipbuilding
  • Metallurgy
  • Oil & Gas
  • Energy and Enviromental Solutions


values based on value

At OSTP, strong core values guide the people and processes that create our offering.

They reflect not only our focus on quality but also our concern for health, well-being and the environment.

Our values apply to every aspect of our business – including our suppliers and distributors.


100 years experiencE

Our journey began more than 100 years ago with a belief in quality and an eye for detail. But we never stop developing or improving. 

It’s that spirit that defines our people and products, and it’s what carries OSTP forward along with our customers.