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AISI 1018 |
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| Category | Steel |
| Class | Carbon steel |
| Type | Standard |
| Designations |
United States: AMS 5069 , AMS 5069A , ASTM A108 , ASTM A29 , ASTM A510 , ASTM A513 , ASTM A519 , ASTM A544 , ASTM A545 , ASTM A548 , ASTM A549 , ASTM A576 , ASTM A659 , MIL SPEC MIL-S-11310 (CS1018) , SAE J403 , SAE J412 , SAE J414 , UNS G10180
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| Composition |
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| Element | Weight % |
| C |
0.15-0.20 |
| Mn |
0.60-0.90 |
| P |
0.04 (max) |
| S |
0.05 (max) |
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| Mechanical Properties |
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| Properties | Conditions |
| T (°C) | Treatment |
| Density (×1000 kg/m3) |
7.7-8.03
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25 |
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| Poisson's Ratio |
0.27-0.30 |
25 |
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| Elastic Modulus (GPa) |
190-210
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25 |
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| Tensile Strength (Mpa) |
634 |
25 |
carburized at 925°C, cooled, reheated to 775°C, water quenched, tempered at 175°C, core properties (round bar (19-32 mm)) more |
| Yield Strength (Mpa) |
386 |
| Elongation (%) |
27 |
| Reduction in Area (%) |
48 |
| Hardness (HB) |
197 |
25 |
carburized at 925°C, cooled, reheated to 775°C, water quenched, tempered at 175°C, core properties (round bar (19-32 mm)) more |
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