__ If you've ever received a spec that says ASTM A36 while your supplier quotes S275JR , you know the moment of dread: are these actually equivalent, or am I about to spec the wrong material into a load-bearing structure? Most engineers resolve this with a bookmark tab open to five different sta...
Source: [Dev.to](https://dev.to/david_web/i-built-an-open-cross-reference-dataset-for-217-global-steel-grades-so-engineers-stop-guessing-is-4n48)