Table 5 Tensile properties of autogenous and filler-added weld joints of Super 304H
Test temperature (°C) | 0.2 % yield strength (MPa) | Ultimate tensile strength (MPa) | Elongation in 25 mm gauge length (%) | Failure location | |
|---|---|---|---|---|---|
Autogenous joint | RT | 302.4 ± 5.5 | 564.3 ± 7.0 | 38.96 ± 2.0 | WM |
550 | 201.6 ± 7.4 | 420.4 ± 10.0 | 32.09 ± 2.6 | WM | |
600 | 173.0 ± 7.4 | 388.2 ± 7.6 | 24.97 ± 3.0 | WM | |
650 | 206.2 ± 5.3 | 389.0 ± 8.5 | 34.70 ± 2.5 | WM | |
Filler-added joint | RT | 349.6 ± 10.2 | 614.6 ± 11.7 | 52.3 ± 3.0 | PM |
550 | 247.3 ± 10.6 | 470.2 ± 10.7 | 39.2 ± 3.0 | PM | |
600 | 196.3 ± 6.7 | 413.6 ± 12.5 | 36.6 ± 2.3 | PM | |
650 | 240.8 ± 7.6 | 392.7 ± 13.7 | 27.3 ± 2.6 | PM |