Spirax Sarco provides much of the handbook’s content free through their website and engineering support portal. For the full PDF version:
The handbook famously warns that steam travelling above 30 m/s (approx 100 fps) will cause noise, erosion, and water hammer. The PDF includes detailed velocity charts for superheated, saturated, and wet steam. spirax sarco steam handbook pdf
It is important to note that while the core science of steam has not changed, some specific content (like outdated boiler regulations or specific model numbers) may be superseded in older PDF editions. Therefore, always use the handbook for principles, calculations, and best practices, but verify local safety codes and current equipment specifications separately. Spirax Sarco provides much of the handbook’s content