Pdf: Sae J1397

Each class corresponds to a maximum speed threshold (e.g., under 10 km/h, 10–25 km/h, over 25 km/h).

"Exactly," Elias nodded. "It tells us how easily this stuff can be turned or polished into gears and fasteners". sae j1397 pdf

Because SAE J1397 covers high-versatility materials like (e.g., UNS G10100), its data is essential for designing: Each class corresponds to a maximum speed threshold (e

The maximum stress the steel can withstand while being stretched before breaking. under 10 km/h

If you manage to access the document, here is what you should look for: