Austenize: 780°C -800°C equalize for 3 min hold for 5 min
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Preheat: 450°C- 600°C equalize for 3-5 min
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1st Temper: 150°C hold for 1h
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With a slight difference of traces of Vanadium for a better hot work ability.
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Temper: Double temper at 400-750?F (200-400?C). Hold for 2 hours minimum each time.
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Stress relief to prevent warpage: 650°C-680°C hold for 3-5h let cool slowly in oven.
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Carbon V chemical composition is equivalent to the SAE standard for construction steels 50 100 (UNS G50986 or the German grade 1.3501)
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lowest standard for cleanliness (sulphur, phosphorus), impurities (slag) and segregation (e.g. carbides).
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deviations from these values. For additional data or metallurgical assistance, please consult your local Crucible Service Center.
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NOTE: For optimum stress relieving, CPM S30V may be tempered at 1000-1025?F (540-550?C). Tempering in this range may result in a slight decrease in
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Accademia della crusca
