... by deep cryogenic treatment of tool or die harder than conventional heat treatment Hardness 1-3HRC. Changes in shape and size of ... , 1.2343,1.2367,1.2713,1.2767,1.2714,1.2365,1.2885,1.2581,1.4031,1.2738, 1.2311,1.0503,1.0540,1.0535,1.1525,1.1545,1.2735,1.2764,1.4021,1.2361, 1 ...