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17-4 PH
| 17-4PH (UNSS17400) | |||||||||||
| UNS | AISI/ASTM | JIS | W.Nr | ||||||||
| S17400 | 630,17-4PH | SUS630 | 1.4542 | ||||||||
| 17-4PH Chemical composition: | |||||||||||
| Alloy | % | Ni | Cr | Fe | C | Mn | Si | S | Cu | Nb | P |
| 17-4PH | Min. | 3 | 15.5 | balance | 3 | 0.15 | |||||
| Max. | 5 | 17.5 | 0.07 | 1 | 1 | 0.03 | 5 | 0.45 | 0.035 | ||
| 17-4PH Physical properties | |||||||||||
| Density | 7.78/cm3 | ||||||||||
| Melting point | 1400-1440 °C | ||||||||||
| 17-4PH Minimum mechanical properties in the room temperature | |||||||||||
| Status | Tensile strength | Yield strength | Elongation | HRC(HBS) | |||||||
| Rm N/mm² | Rp0.2 N/mm² | A5 % | |||||||||
| 480°C age | ≥1310 | ≥1180 | ≥10 | ≥40 | |||||||
| 550°C Age | ≥1060 | ≥1000 | ≥12 | ≥35 | |||||||
| 580°C age | ≥1000 | ≥865 | ≥13 | ≥31 | |||||||
| 620°C age | ≥930 | ≥325 | ≥16 | ≥28 | |||||||
| 17-4PH Characteristic: | |||||||||||
| High strength and hardness, good welding performance and corrosion resistance | |||||||||||
| 17-7PH Application range and field: | |||||||||||
| Used in components with high strength and corroson resistance | |||||||||||
17-4PH Bar(S17400)