Castle

Format: Filmstrip

Description: Shows how steel is quench-hardened; how the structures and hardness of steels with different carbon content change at progressive quench-hardening stages; how the lower and upper critical temperatures of steel are determined; how an iron-carbon diagram is constructed and what it shows.

Complete Record: Category: Materials & Metals Subcategory: Motion Pictures Type: Slide Film Catalog number: OE170

Metadata Source:Index of Training Films 1946