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Engineering Toolkits · PipingPro Academy

Piping & Pipeline Engineering Toolkits

Professional-grade calculators organised by discipline — from mechanical design through stress analysis, construction and integrity — built on ASME, API, DNV and industry-standard codes.

Courses Engineering Toolkits Technical Article

Select an Engineering Toolkit

Six specialist toolkits covering the full piping and pipeline engineering lifecycle — mechanical design, support engineering, stress analysis, project tools, and integrity assessment.

7 calculators
Piping Mechanical Design
ASME B31.3 · B16.5 · B36.10
Wall thickness, pipe weight, pressure-temperature ratings, flange & valve weights, material properties, unit conversion and coating & insulation.
7 calculators
Pipeline Mechanical Design
ASME B31.4 · B31.8 · DNV · API
Pipeline wall thickness, buried pipe soil interaction, upheaval buckling, ductile fracture, cathodic protection, sectional volume and road/rail crossings.
3 calculators
Pipe Support Engineering
M.W. Kellogg · ASME B31.3 · Structural
Support span calculation, special pipe support design with structural checks, and trunnion support local stress analysis.
4 calculators
Project Engineering
AACE 18R-97 · ASME B31.3 · SAES-A-004
Hydrostatic & pneumatic test packs, piping work estimation, P&ID material take-off and dia-inch change-order verification.
8 calculators
Piping Stress Analysis
ASME B31.3 · B16.5 · API 610/617
Expansion loops, L-bend stress, flexibility screening, stress-critical line selection, flange leakage, nozzle loads, vibration fatigue and initial movement.
Coming Soon
Pipeline Integrity
ASME B31G · API 579 · DNV-RP-F101
Remaining wall thickness, burst pressure, corrosion fitness-for-service, inspection interval, and corrosion growth rate estimation.
Engineering Toolkit
Piping Mechanical Design
ASME B31.3 · B16.5 · B36.10
✦ Free
Pipe Weight & Section Properties
Pipe weight per foot, fluid weight, moment of inertia, section modulus, and flow area per ASME B36.10.
ASME B36.10Nayyar 7th Ed.
Open Calculator →
✦ Free
Pipe Wall Thickness
Minimum wall thickness per ASME B31.3 with mill tolerance, corrosion allowance, and schedule selection.
ASME B31.3
Open Calculator →
✦ Free
Material Property Datasheet
Select a material and design temperature to read SMYS, SMTS, cold & hot allowable stress (Sc / Sh), thermal expansion α and modulus E per ASME B31.3.
ASME B31.3Sc / Shα / E
Open Calculator →
✦ Free
Engineering Unit Converter
Fast unit conversions for piping & process work — pressure, temperature, length, flow and density, with SI ⇄ US / Imperial switching.
Unit ConversionSI ⇄ US
Open Converter →
👑 Members
Flange & Valve Weight
Dry weights for MTO, lifting & support estimating — weld-neck, slip-on & blind flanges from ASME B16.5, plus gate, globe & check valve weights.
ASME B16.5Valve MTOClass 150–2500
👑 Members Only
👑 Members
Material Comparison
Compare two materials side by side at design temperature — Sh / Sc, Sa, modulus E, expansion α and SMYS / SMTS with derived ratios and overlaid curves.
ASME B31.3Sh / Sc / SaΔα · curves
👑 Members Only
👑 Members
Pipe Coating & Insulation
Paint quantity per coat (litres & drums) and hot insulation MTO — mineral wool, calcium silicate, aerogel and more for O&G plant piping.
ISO 12944ASTM C547Hot Insulation
👑 Members Only
Engineering Toolkit
Pipeline Mechanical Design
ASME B31.4 · B31.8 · ISO 13623 · DNV · API
✦ Free
Pipe Wall Thickness
Minimum wall thickness per ASME B31.4, B31.8, and ISO 13623 with mill tolerance, corrosion allowance, and schedule selection.
ASME B31.4B31.8ISO 13623
Open Calculator →
👑 Members
Buried Pipe — Soil-Pipe Interaction
Soil restraint springs, restrained thermal stress, virtual anchor length & movement at bends, plus ALA §3–4 ovality & ring-buckling check.
ALA 2001B31.4 / B31.8Soil-Pipe
👑 Members Only
👑 Members
Upheaval Buckling Calculator
Buried pipeline stability — driving force, soil resistance, and required cover depth per DNV-RP-F110.
DNV-RP-F110Buried Pipeline
👑 Members Only
👑 Members
Ductile Fracture Propagation
Battelle Two-Curve Method for gas pipeline arrest toughness per SAES-L-131, API 5L Annex G, and ASME B31.8.
BTCMSAES-L-131API 5L
👑 Members Only
👑 Members
Cathodic Protection Design
Buried-pipeline CP design per SAES-X-400 — ICCP/galvanic selection, anode & rectifier sizing, power source, and CP-station spacing per ISO 15589-1.
SAES-X-400ISO 15589-1ICCP / Galvanic
👑 Members Only
A·L 👑 Members
Sectional Volume Calculator
Trench, excavation or irregular-prism volume from cross-sections by station — average end-area & prismoidal methods, with swell factor and output in m³ or yd³.
End-AreaPrismoidalEarthworks
👑 Members Only
👑 Members
Pipeline Crossing Calculator
Road and railway crossing stress analysis per API RP 1102 — soil load, traffic load, combined stress, casing design.
API RP 1102Road / Rail
👑 Members Only
Engineering Toolkit
Pipe Support Engineering
M.W. Kellogg · ASME B31.3 · Structural
👑 Members
Pipe Support Span Calculator
Maximum allowable span between supports — stress method, deflection method & natural frequency check per M.W. Kellogg / ASME B31.3. Includes layout reduction factors for L-bend and Z-bend.
M.W. KelloggASME B31.3Span / Deflection
👑 Members Only
👑 Members
Special Pipe Support Calculator
Structural calculator for special pipe supports — load analysis, member sizing, and connection design for custom support configurations.
StructuralPipe SupportLoad Analysis
👑 Members Only
👑 Members
Trunnion Support Calculator
Trunnion pipe support design — local stress at trunnion-to-pipe junction, weld loads, and adequacy check for vertical and horizontal loads.
TrunnionLocal StressSupport Design
👑 Members Only
Engineering Toolkit
Project Engineering
AACE 18R-97 · ASME B31.3 · SAES-A-004
👑 Members
Hydro / Pneumo Test Pack
Test pack generator for hydrostatic and pneumatic pressure testing — test pressures, hold times, safe distance, and documentation per ASME B31.3 / SAES-A-004.
ASME B31.3SAES-A-004PCC-2
👑 Members Only
👑 Members
Piping Work Estimator
Equipment-factored FEED-stage estimate of bulk piping material, deliverables and engineering man-hours for a gas plant or GOSP — accuracy classed per AACE 18R-97.
AACE 18R-97FEED EstimateMan-Hours
👑 Members Only
👑 Members
P&ID MTO Calculator
Material take-off from P&IDs — AI reads title blocks, assigns drawings to areas, and aggregates instruments, equipment, lines, valves and fittings with CSV export.
P&IDMTOMulti-Drawing
👑 Members Only
Ø×N 👑 Members
Dia-Inch & Change-Order Estimator
Weld diameter-inch take-off split between pipe rack and equipment area, converted to welding man-hours and labour cost — an independent check on contractor change-order claims.
Dia-InchWelding MTOChange Order
👑 Members Only
Engineering Toolkit
Piping Stress Analysis
ASME B31.3 · B16.5 · API 610 / 617 · WRC 107/297
👑 Members
Expansion Loop Calculator
Loop leg sizing, thermal expansion, guided cantilever bending stress, and allowable stress check per ASME B31.3.
ASME B31.3Thermal
👑 Members Only
👑 Members
L-Bend Two-Anchor Stress
Thermal flexibility of an L-shaped run — displacement stress range, stress ratio, elbow movement, and force & moment at each anchor.
ASME B31.3§302.3.5 / §319Flexibility
👑 Members Only
C1·C2·C3 👑 Members
Stress Critical Line Selector
Classifies process lines into C1 / C2 / C3 / NC — twelve-criterion LDT screen plus size-vs-temperature Criticality Requirement Chart. Single-line and batch modes.
LDT ScreeningC1/C2/C3/NCCriticality Chart
👑 Members Only
👑 Members
Flexibility Screening (B31.3)
"Do I even need stress analysis?" — ASME B31.3 §319.4.1(c) empirical check (eq. 16) for two-anchor lines, with eligibility gate and unconservative-geometry flags.
ASME B31.3§319.4.1Eq. (16)
👑 Members Only
👑 Members
Flange Leakage Check
Pressure Equivalent (PEQ) method — flange leakage under combined pressure, bending moment, and axial force per ASME B16.5.
ASME B16.5B16.20PEQ Method
👑 Members Only
👑 Members
Nozzle Loads Checker
Nozzle load verification against allowables per API 610 (pumps), API 617 (compressors), API 661 (air coolers), and WRC 107/297 (vessels).
API 610API 617WRC 107/297
👑 Members Only
fn 👑 Members
Vibration Fatigue Calculator
Reciprocating compressor piping — MNFP, allowable span, support stiffness, pulsation compliance, and surge bottle sizing per API-618.
API-618ASME B31.3Vibration
👑 Members Only
Coming Soon
Initial Movement Calculator
Quick-estimate of anchor/elbow movements from thermal expansion — input pipe geometry and temperature to get directional displacements before running a full model.
ASME B31.3ThermalMovement
Coming Soon →
🔧
Pipeline Integrity Toolkit
Under Development

We're currently building this toolkit — calculators for remaining wall thickness, burst pressure, corrosion fitness-for-service, and inspection intervals are in progress.

Members will get access as each tool goes live.

Planned calculators
📐 Remaining Wall Thickness (ASME B31G)
💥 Burst Pressure (Modified B31G / DNV-RP-F101)
🔍 Fitness-for-Service Assessment (API 579)
📅 Corrosion Growth Rate & Inspection Interval
🗓️
This Calculator
Coming Soon

This calculator is on the way. We're rolling out the full toolkit over the coming months — 27 calculators are live now, with new tools added every month.

Members get instant access to each one the moment it goes live.

Become a Member →