Piping Specification & Component Calculator

? Key Facts & FAQ Key facts Pipe outside diameter is fixed by NPS (ASME B36.10M) – it does not change with schedule; only wall and bore change. ID = OD – 2t. NPS 6 Sch 40: 168.3 – 2(7.11) = 154.08 mm. Steel pipe weight w = 0.02466 x t x (OD – t) … Read more

Piping Specifications and Components: Complete Engineering Guide (ASME B31.3)

What are piping specifications? Pipe, fittings, flanges, valves, gaskets and bolting explained with ASME B31.3 and B16.5-2025 data and 14 printable tables.