Data Sources

Engineering unit conversion factors: length, area, volume, mass, force, pressure, energy, power, thermal, flow.

ANSI/ASME B36.10 pipe dimensions: NPS, OD, Schedule 40/80 wall thickness and ID.

Index of ASTM designations (A36, A572, C150, D638, E8, etc.) for metals, cement, plastics, and test methods.

Index of ISO standards (9001, 14001, 45001, 27001, 17025, 22000, etc.) with scope summaries and application areas.

NEC Table 310.16 reference ampacity for copper and aluminum conductors at 60°C, 75°C, and 90°C insulation ratings.

IECC 2021 climate zone reference with heating/cooling degree days, moisture regimes, and sample state/county designations.

Reference R-values per inch for common building insulation materials (fiberglass, mineral wool, cellulose, foam board, spray foam, radiant barriers).

High-level index of building-code topics and applicability (discipline + in-building location), with source references.

Reference database of engineering material properties across metals, polymers, composites, ceramics, semiconductors, elastomers, and natural materials.