Steam Pipe Sizing Calculator

A steam pipe sizing calculator determines the required pipe diameter from steam flow, pressure, temperature, allowable velocity and allowable pressure drop. A reliable calculation should use actual pipe internal diameter and appropriate steam thermodynamic properties, then verify both velocity and pressure-drop criteria rather than relying on velocity alone. This free Aienginear calculator does exactly that … Read more

Tank Volume Calculator: Horizontal, Vertical, Sphere & Cone-Bottom Tanks (2026)

Aienginear Tank Volume Calculator graphic showing a horizontal bullet with partly filled 2:1 heads, a cone-bottom tank and a sphere, with liquid depth h marked

Free tank volume calculator for horizontal, vertical, spherical and cone-bottom tanks with 2:1, hemi and torispherical heads. Level to volume, capacity tables and printable reports.

Venturi Meter Calculator: ISO 5167 Flow Rate, Throat Sizing, Beta Ratio & Pressure Loss (2026)

AIEnginear Venturi Meter Calculator showing ISO 5167 flow calculation dashboard with pressure recovery, Reynolds number, and engineering analysis.

Free Venturi meter calculator to ISO 5167-4:2022. Flow rate, throat sizing, beta ratio, discharge coefficient, expansibility, permanent pressure loss, cavitation, Mach and GUM uncertainty, with printable tables and worked examples.

Pipe Color Code Calculator (ASME A13.1-2023)

Aienginear Pipe Color Code Calculator showing ASME A13.1-2023 pipe marker colours for natural gas, steam, sulphuric acid and cooling water

Free Aienginear pipe color code calculator for ASME A13.1-2023: marker colours by hazard, legend and field sizes from the finished OD, GHS pictograms, marker counts and batch schedules, with ISO 20560-1, BS 1710, IS 2379, AS 1345, ISO 14726 and NFPA 99 references.

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.

Heat Exchanger Sizing Calculator | Shell & Tube Design Tool

The heat exchanger sizing calculator estimates the heat duty, LMTD and correction factor F, required surface area and a preliminary shell-and-tube layout for sensible, condensing and boiling services. It adds Bell-Delaware shell-side checks, pressure drop, fouling, TEMA screening, cost optimisation and a datasheet export. How heat exchanger sizing works Sizing starts from an energy balance … Read more

Free Engineering Calculators: 33 Process, Piping & Mechanical Tools

Free engineering calculators by Aienginear: 33 process, piping, pressure integrity and energy tools

33 free engineering calculators from Aienginear for pipe sizing, pressure drop, PSV relief, ASME VIII vessels, control valves, flow meters, flange torque and hydrotests. Printable, standards-referenced, no signup.

Gaskets and Flange Face Interview Questions and Answers (2026): Spiral-Wound, RTJ and Face Finish

Gaskets and flange face interview questions and answers 2026 – spiral-wound gaskets, RTJ rings, flange face finish Ra 3.2–6.3 µm, ASME B16.20 and PCC-1 – Aienginear

56 gaskets and flange face interview questions (2026): spiral-wound, RTJ, PTFE and graphite gaskets, 3.2–6.3 µm Ra serrations, ASME B16.20 and PCC-1, with printable tables.

Pipe Fittings Interview Questions and Answers (2026): Elbows, Tees, Reducers, Olets and Flanges

Pipe fittings interview questions and answers 2026 – elbows, tees, reducers, olets, ASME B16.5 flanges and gaskets – Aienginear

60 pipe fittings interview questions (2026): B16.9 elbows, tees, reducers, olets, B16.11 socket weld, B16.5 flanges and gaskets, with printable tables.