Loading…
Loading…
Free multilingual engineering calculators (100% local, no calculation data sent to the cloud) plus per-product digital assets—audited structured read models (TSV + provenance JSON), not standard PDF copies.
Beyond free calculators, this site offers schema-validated, manually reviewed CommoditySpec read models (TSV + provenance JSON). Browse the catalog and previews without signing in; full bundles require sign-in and a one-time purchase per product—not standard PDFs, and not raw OCR/Markdown corpus.
Browse digital assetsA full-stack expertise bridging traditional engineering with modern software development.
This site is personally maintained. I turn engineering tables and geometry from standards into verifiable structured read models, offered as free calculators and purchasable digital assets—calculators for daily estimates and learning, assets for users who need full export bundles with provenance JSON.
Currently focused on free engineering calculators and curated digital assets; deep consulting or custom projects are by invitation only.
Online utilities augmented by AI computational capabilities to help engineers rapidly validate concepts.
Calculate volumetric flow, sizing, and velocity for fluid dynamics.
Metal and non-metal straight-pipe wall thickness plus ASME B31.3-style branch reinforcement (optional oblique branch angle); calculation type dropdown and shareable links.
Mass from OD, wall thickness, length and density; optional GB/T 17395-2024 pick list.
Calculate blind flange thickness according to ASME or GB standards.