Chemical Composition
Austenite-Ferritic Chemical Composition and Mechanical Properties
| SUS | Chemical Composition (%) | ||||||||
| C | Si | Mn | P | S | Ni | Cr | Mo | N | |
| 329J1 | 0.08 | 1 | 1.5 | 0.04 | 0.03 | 3 | 23 | 1 | – |
| below | below | below | below | below | | | | | | | ||
| 6 | 28 | 3 | |||||||
| 329J3L | 0.03 | 1 | 2 | 0.04 | 0.03 | 4.5 | 21 | 2.5 | 0.08 |
| below | below | below | below | below | | | | | | | | | |
| 6.5 | 24 | 3.5 | 0.2 | ||||||
| 329J4L | 0.03 | 1 | 1.5 | 0.04 | 0.03 | 5.5 | 24 | 2.5 | 0.08 |
| below | below | below | below | below | | | | | | | | | |
| 7.5 | 26 | 3.5 | 0.3 | ||||||
| SUS | Tension Testing | Hardness Testing | ||||
| Yield Strength | Tensile Strength | Elongation | HB | HRB | HV | |
| N/mm2 | N/mm2 | % | ||||
| (kgf/mm2) | (kgf/mm2) | |||||
| 329J1 | 390{40} above | 590{60} above | 18 above | 277 below | 29 below | 292 below |
| 329J3L | 450{46} above | 620{63} above | 18 above | 302 below | 32 below | 320 below |
| 329J4L | 450{46} above | 620{63} above | 18 above | 302 below | 32 below | 320 below |