Blacksmithing calculators
Quick answer
Four free, no-signup calculators for beginner blacksmiths: propane forge running cost, anvil price-per-pound rating, anvil weight sizing, and a forging temperature chart. Each runs server-side, works without JavaScript, and links straight to the gear its result recommends.
Propane Forge Cost Calculator
Enter your burner BTU, tank size and refill price to get $/hour, hours per tank and a tank-freeze warning.
Open tool →Anvil $/lb Rating
Turn any anvil price into a budget / mid-tier / premium verdict, with a hard warning on cast-iron ASOs.
Open tool →Anvil Weight Calculator
Find the right anvil weight for your hammer and the work you plan to do.
Open tool →Forging Temperature Chart
Pick a steel grade and see its working range in °F/°C plus the glow colour to look for.
Open tool →Forge Burner BTU Calculator
Enter your chamber size and get the BTU/hr and burner setup your forge needs.
Open tool →Forge Insulation Calculator
Estimate the kaowool, rigidizer and firebrick to line a forge of your size.
Open tool →Heat-Treat & Quench Calculator
Pick a knife steel for its hardening temp, quench and tempering colour/HRC.
Open tool →Steel Bar Weight Calculator
Weight of round, square, flat or hex bar stock by size and length.
Open tool →