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. 2015 Feb 16;8(2):751–783. doi: 10.3390/ma8020751

Figure 15.

Figure 15

(a) Effect of sulfur content and hardness on the unit power consumption for different steel grades [44]; (b) Influence of sulfur content (high sulfur ~ 0.1%–0.3% S and low sulfur < 0.05% S) on the machinability in milling of case hardening steels [51].