... rolling 2. Certificate: CCS, GL, KR, LR, ISO 3. Delivery time: 30 days 4. MOQ: 20 Ton ... work, high carbon, high chromium type tool steels. D2 is a deep hardening, highly wear resistant alloy. ... (HRC) 100oC200oC300oC400oC500oC525oC550oC600oC700oC636158585958565135ForgingHot forming temperature: 1050-850oC. MachinabilityMachinability of D2 is poor. Using the water hardening simple alloy tool steels ...