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70MnMoCr8 1.2824 Alloy Cold Work Tool Steel: Hardness (annealed) b +A HBW max. Hardening test Austenitizing temperature °C (±10 °C) Quenching medium Tempering temperature °C (±10 °C) Hardness HRC min. 248 835 air 180 58 Mill′s test certificate ...

1.2162 21MnCr5 Cold Work Tool Steel: Hardening: curing temperature 810 to 840 °C in oil of ~ 60 °C warmth Cooling: down to about 100 °C in oil, then in air to about 50 °C Tempering: 1 hour per 20 mm part thickness, at least 2 ...

AISI H13 DIN 1.2344 SKD61 Hot Work Mould Steel Bar: 700°C before re-hardening.If the tool has not been annealed prior to welding, re-temper at 550-600°C for a minimum of 2 hours. 14 Final Grinding:aisi h13 Select the correct grade of wheel in ...

DIN 1.2379 Cold Work Mould Steel Bars with ANSI D2 Steel Grade: provide some degree of surface protection in the hardening process. Parts should be allowed to cool to 150F, or to where they can be held in the bare hand, and then temper immediately.TEMPERING:The ...

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70MnMoCr8 1.2824 Alloy Cold Work Tool Steel