How to Build Rock-Solid Datums on Irregular Iron Castings
A hands-on playbook for gray/grey and ductile iron castings (fixturing irregular iron castings): 3-2-1 datum building, smart locators & clamps, handling rough-cast variation, and verifying with probing & CMM. Includes checklists, tables and YB Metal examples. Executive summary From GD&T to a buildable datum scheme Choose A/B/C that reflects real contact When cast surfaces are…