The Cost-Per-Die Analysis: Cold Work Steel ROI vs. Alternative Materials in Progressive Stamping – TGK Special Steel by dhruvikgala1 Published: June 15, 2026 (8 hours ago) Category Business Link Cold work steel Cold work steel is a metal that has been plastically bent below the temperature at which it re-crystallizes. One of India’s most well-known manufacturers of cold work steel is TGK Special Steel. For further details, kindly visit tgkssl.com.