Ayvaz

Two tools for steam systems

One is open engineering calculation for everyone; the other is product advice for the Ayvaz team and approved partners.

Did you know?

At 1.013 bar, 1 kg of water becomes 1,604 times its volume as steam — one litre of water makes 1,674 litres of steam.

AyvazFlowLab
Valve open — steam is flowing. Click the handle to turn it.
Free · no sign-in

Engineering calculations for steam and condensate systems. Forty-nine calculations in twelve clusters, three languages, four unit systems. Every result names the standard it rests on.

  • IAPWS-IF97 steam properties — checked against the standard's own reference values
  • Piping, valves, relief, exchangers, boiler house, expansion joints
  • PDF report — with e-mail verification
  • Works offline too
Open the calculations

Free, in full. No registration, no trial period, no card.

AyvazAssistant
Sign-in required

An AI assistant built specifically around Ayvaz products and systems. It works from Ayvaz's own catalogue, current price list and verified engineering engines, and stays inside that subject. For Ayvaz staff and approved partners.

  • Product selection and technical advice
  • Current price list, cart and discounts
  • Quotation PDF
  • Finding an equivalent product from a photo
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