Cr12/D3/1.2080/SKD1

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Cr12/D3/1.2080/SKD1
Posting date : Jul 22, 2012
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72-
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Specifications 1. Cr12 is a kind of high-carbon high-chromium steel type ledeburite. 2. It has good hardenability and wear resistance Chemical composition Standard Element C Mn Si Cr P S GB/T 1299-2000 % 2.00/2.30 ≤0.40 ≤0.40 11.50/13.00 ≤0.030 ≤0.030 Feature 1. D3 is a kind of high-carbon,high-chromium steel type ledeburite. 2. It has good hardenability and wear resistance. Application D3/Cr12 is a kind of steel with excellent wear-resisting performance. Mainly used in long-life punching die, blanking die, drawing die, press rolling die etc. It is also used for making various scissors, crushing cutters. Heat Treatment condition Quench: 950-980°c oil cooling HRC≥60 Backfire: relieving stress, stable structure 180-200°c two hours HRC60-62;relieving stress, lower hardenss 320-350°c two hours HRC57-58 Anneal: 830-850°c slow cooling

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