A2 Tool Steel
5% chrome air-hardening cold-work tool steel. Offers excellent dimensional stability during heat treatment, making it ideal for large and complex tooling where distortion must be minimised.
- Equivalents
- SKD12 (JIS), AISI A2
- Standard
- BS EN ISO 4957
- Hardness
- 57–62 HRC
- Sizes
- 5mm – 500mm
- Applications
- Blanking dies, Forming dies, Shear blades, Trim dies, Thread rolling dies
- Heat treatment
- Harden: 950–980°C, air cool. Temper: 180–540°C.