Blog
Notes from the shop.
Articles and episodes of our podcast, Grain Boundary, about materials, machining and making better parts.
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Stainless Steel: 303, 304, 316, 17-4, and Why They Fight Back
Why “stainless” isn’t one metal: what 303, 304, 316 and 17-4 are good at, why some fight back in the machine, and how to pick the right grade. 10 min,…
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Aluminum: Why “Aluminum” Is Really Hundreds of Different Metals
Why “aluminum” really means hundreds of different alloys: the 1000 to 8000 series, tempers like T6, and how to pick one for a project. 11 min, with full transcript.