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AISI Type 317 |
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| Category | Steel |
| Class | Stainless steel |
| Type | Austenitic standard |
| Common Names | Chromium-Nickel steel |
| Designations |
Germany: DIN 1.4449
Italy: UNI X 5 CrNiMo 18 15
Japan: JIS SUS 317
United States: ASME SA240 , ASME SA249 , ASME SA312 , ASME SA403 , ASME SA409 , ASTM A167 , ASTM A240 , ASTM A249 , ASTM A269 , ASTM A276 , ASTM A312 , ASTM A314 , ASTM A403 , ASTM A409 , ASTM A473 , ASTM A478 , ASTM A511 , ASTM A554 , ASTM A580 , ASTM A632 , FED QQ-S-763 , MIL SPEC MIL-S-862 , SAE 30317 , SAE J405 (30317) , UNS S31700
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| Composition |
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| Element | Weight % |
| C |
0.08 |
| Mn |
2.00 |
| Si |
1.00 |
| Cr |
18.0-20.0 |
| Ni |
11.0-15.0 |
| P |
0.045 |
| S |
0.03 |
| Mo |
3.0-4.0 |
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| Mechanical Properties |
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| Properties | Conditions |
| T (°C) | Treatment |
| Density (×1000 kg/m3) |
8 |
25 |
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| Poisson's Ratio |
0.27-0.30 |
25 |
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| Elastic Modulus (GPa) |
193 |
25 |
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| Tensile Strength (Mpa) |
515 |
25 |
hot finished and annealed (wire) more |
| Yield Strength (Mpa) |
205 |
| Elongation (%) |
40 |
| Reduction in Area (%) |
50 |
| Hardness (HRB) |
95 (max) |
25 |
annealed (plate, sheet, strip) |
| Thermal Properties |
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| Properties | Conditions |
| T (°C) | Treatment |
| Thermal Expansion (10-6/ºC) |
15.9 |
0-100 more |
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| Thermal Conductivity (W/m-K) |
16.2 |
100 more |
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| Specific Heat (J/kg-K) |
500 |
0-100 |
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| Electric Properties |
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| Properties | Conditions |
| T (°C) | Treatment |
| Electric Resistivity (10-9W-m) |
740 |
25 |
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