Fig. 9From: Enhancement of metallic machine parts mechanical properties by the use of vibratory processing for oxide coated films formation and MoS2 solid lubricant coating depositThe study of wear resistance of samples friction factor. 1—Steel 52,100 -ANSI/ASTM (steel ШХ15*). 2—steel 5140 -ANSI/ASTM (steel 40Х*). 3—cast iron 30B -ANSI/ASTM (cast iron СЧ21–40*)Back to article page