Cold Roll 4140 Round Solid 3/8"
Regular price $5.74
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4140 grade is a low-alloy steel containing chromium and molybdenum as strengthening agents. 4140 grade is a versatile alloy with good atmospheric corrosion resistance and reasonable strength up to around 600º F (315º C.) It shows good overall combinations of strength, toughness, wear resistance and fatigue strength.