1018 — ASTM A108
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1018Tom Moran2019-06-10T14:43:11-05:00
This low carbon steel has good case hardening properties. Although not classed as a screw machine steel, at times it may be specified. This is an excellent steel for bending and cold forming, with good brazing and welding properties.
| Chemistry | ||
Carbon |
0.15/0.20
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Manganese |
0.60/0.90
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Phosphorus (Max.) |
0.04
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Sulfur (Max.) |
0.05
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| Typical Mechanical Properties | ||
Tensile Strength |
64,000 psi
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Yield Strength |
54,000 psi
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Elongation in 2” |
15%
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Reduction of Area |
40%
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Brinell Hardness |
126
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Machinability
78% of 1212
Applications
Case hardened parts where core strength is not critical. Widely used in shafting applications.