
Nominal vs Actual Dimensions: Why a 2x4 Isn't 2 Inches
Nominal vs actual dimensions: why a 2x4 is really 1.5x3.5 in, how nominal sizing works across lumber, plywood, pipe and brick, and why listings need real sizes.
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Nominal vs actual dimensions: why a 2x4 is really 1.5x3.5 in, how nominal sizing works across lumber, plywood, pipe and brick, and why listings need real sizes.

Wayfair image requirements for suppliers: exact resolution, white hero background, image count, and the dimension rule that decides your return rate.

Container loading quantity explained: calculate how many units fit a 20ft, 40ft, or 40HC container from carton size — and why the real number runs lower.

Build a product catalog for the Canton Fair that wins follow-up orders: 2026 phase dates, what buyers keep, and a spec-diagram prep checklist.

How to write an export quotation that wins orders: four myths about price and specs debunked, plus a copy-paste spec block and pre-send checklist.

Master carton dimensions decide freight quotes and container plans. A copy-paste packing spec template with CBM math, load counts, and ISPM-15 basics.

A dimension drawing for a product catalog, a spec diagram, and a CAD file solve different problems, and most buyers only need one before ordering.