Hardinge Inc., in cooperation with the TRUEMill Division of Surfware Inc., will be demonstrating exceptional material-removal rates machining 4140 Alloy — live — on the new Bridgeport GX-1000 ...
AISI 4140 is a chromium-molybdenum alloy steel. The chromium content provides good hardness penetration, and the molybdenum content ensures uniform hardness and high strength. AISI 4140 ...