DIN 1. steel belongs to hot working tool steel as per DIN standard.
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DIN 1. steel retains its strength and hardness at temperatures up to 600°C, making it very suitable for high temperature environments.
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In addition, DIN 1. steel has excellent machining and polishing properties, which is very beneficial for mold manufacturing.
DIN 1. steel is usually supplied in pre-hardened or annealed condition.