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

Pipe Support Spacing Calculator: Maximum Span, Deflection, Hydrotest & Span Table (2026)

Aienginear Pipe Support Spacing Calculator v1.0.8 showing a recommended support spacing of 6.00 m and a 6.13 m maximum span for a 6-inch Sch 40 line, with the hydrotest deflection case governing

Free pipe support spacing calculator: stress- and deflection-limited span, hydrotest, insulation, valve loads, support reactions and a printable span table by pipe size.

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.

Compressor Power Calculator: Gas, Shaft & Driver Power, Discharge Temperature & Multistage Intercooling (2026)

Aienginear Compressor Power and Performance Calculator v1.2.0 dashboard showing 1,323 kW compressor shaft power, 1,456 kW required driver rating, 122.5 °C maximum discharge temperature and an absolute pressure ratio of 12.88 for a three-stage natural gas compressor

Free Aienginear compressor power calculator: gas, shaft and driver power, discharge temperature, isentropic and polytropic head, multistage intercooling, real-gas Z (Peng-Robinson, SRK, DAK), reciprocating and centrifugal screening and driver sizing, with branded printable tables and report.

Pipe Pressure Drop Calculator: Liquid, Gas, Steam, Slurry & Two-Phase (2026)

Aienginear Pipe Pressure Drop Calculator graphic showing a pipe with a valve, the falling pressure line from friction and fitting losses, the Darcy-Weisbach equation and a Moody chart inset

Free pipe pressure drop calculator for liquid, gas, steam, slurry and two-phase flow. Darcy-Weisbach, Colebrook-White, fittings, MMSCFD, pump power, worked examples and printable tables.

PSV Relief Load Calculator | API 520 / 521 / 526 Sizing

PSV relief load calculator for API 520, 521 and 526 pressure relief valve sizing - Aienginear

Free PSV relief load and sizing calculator to API 520, 521 and 526. It applies ASME Section XIII accumulation automatically, covers gas, steam, liquid and two-phase relief, ranks the credible scenarios and selects the API 526 orifice.

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.

Orifice Plate Flow Calculator (ISO 5167-2:2022)

Aienginear orifice plate flow calculator to ISO 5167-2:2022 showing flow through an orifice and the mass-flow equation

Free Aienginear orifice plate flow calculator to ISO 5167-1 and ISO 5167-2:2022: flow rate, differential pressure and bore sizing for liquid, gas and steam, with validity checks, straight lengths, uncertainty and printable reports.

Control Valve Sizing Calculator

Aienginear Control Valve Sizing Calculator for IEC 60534-2-1 Cv and Kv sizing of liquid, gas and steam valves with cavitation, noise and valve opening checks

Free IEC 60534-2-1:2011 control valve sizing calculator for liquid, gas and steam: Cv and Kv, choked flow, cavitation, noise, valve opening, automatic size selection and a printable datasheet, with three 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.