D3 Tool Steel

High carbon, high chromium cold-work steel with maximum abrasion resistance. Used where maximum wear resistance is needed, particularly in blanking and forming dies.

Equivalents
SKD1 (JIS), AISI D3
Standard
BS EN ISO 4957
Hardness
58–64 HRC
Sizes
5mm – 300mm
Applications
Blanking dies, Forming dies, Drawing dies, Ceramic tooling, Brick moulds