Reference charts & tables

Printable data tables and formula references behind the calculators. Use the category pages for workflow context, or open a chart directly.

27 reference pages 7 categories Calculators

Springs 1 GD&T 2 Machining 6 Materials 11 Fasteners 2 Sheet Metal 1 Structural 4

Springs

Spring wire material properties

GD&T

ISO 286 hole & shaft fit table GD&T symbols chart

Machining

Tap drill chart Drill size chart Thread pitch chart Decimal to fraction chart Cutting speed chart (SFM by material) Chip load chart

Materials

Material density chart Steel weight formula Aluminum weight formula Stainless steel weight formula Round bar weight formula Plate weight formula Pipe weight formula Square tube weight formula Rectangular tube weight formula Hardness conversion chart Steel pipe schedule chart

Fasteners

Bolt torque spec chart Wrench size chart

Sheet Metal

Sheet metal gauge chart

Structural

Rectangular section modulus formula Round section modulus formula Tube section modulus formula I-beam section modulus formula