Piping Specification & Component Calculator

Aienginear PipeSpec Pro piping specification and component calculator showing ASME B31.3 wall thickness, MAWP, hydrotest and flange rating results

Free Aienginear piping specification and component calculator to ASME B31.3-2024: pipe wall thickness with temperature-dependent allowable stress, MAWP, hydrotest, B16.5 flange rating, pressure drop, supports, branch reinforcement, bolting and B16.9 fittings, with printable tables and worked examples.

Piping Guides

Piping Engineering Guides | Pipe, Class, Sizes & Inspection Aienginear · Piping Knowledge Hub Everything you need to understand piping, from first principles to inspection. Eight focused, standards-aligned guides that take you from what a pipe actually is, through pipe class, specifications, sizing and schedules, all the way to how pipe is made, marked and … Read more

Pipe Inspection, Testing & Marking: Hydrotest, NDT & Tolerances

Pipe inspection and testing guide: chemical and mechanical tests, NDT, ASME VIII vs B31.3 weld acceptance, hydrostatic test pressure (P = 2St/D) and hold times, ASTM/API 5L tolerances, marking, MTC and printable Aienginear tables.

Pipe Sizes and Pipe Schedule Chart (NPS, DN, OD, ID & Wall Thickness)

Pipe schedule chart - pipe sizes NPS, DN, OD, ID and wall thickness (Aienginear)

Pipe schedule chart for NPS 1/8 to 48 with DN, OD, ID and wall thickness in inches and mm per ASME B36.10-2022 and B36.19M, plus weight chart, ASTM A530 tolerances, calculator and printable PDFs.

Pipe Dimensions: NPS, DN, Schedules, Lengths and Pipe Ends (ASME B36.10 Guide)

Pipe dimensions explained with ASME B36.10-2022 and B36.19-2022 data: NPS to DN to OD chart, carbon and stainless schedule tables, wall tolerances, pipe lengths, B16.25 bevels and pipe end types, plus a free pipe dimension calculator.