Classification | Grade | Tensile Properties | Creep-rupture Properties | Range of Application | ||||
Temp, ℃ |
Yield Strength, Mpa |
Tensile Strength, Mpa |
Elongation, % | Temp / Stress | Creep Rupture Life, h | |||
For conventional equiaxed crystal casting | k417 | 900 | 640 | 745 | 10 | 900℃/200MPa | >1000 |
Suitable for up to 950°C. High alloy strength, good plasticity and low density. |
K418 | 900 | 455 | 670 | 9.5 | 900℃/127MPa | >6000 |
Suitable for up to 900°C. High creep strength and oxidation resistance. |
|
K465 | 900 | 695 | 790 | 10 | 900℃/209MPa | >2000 |
Suitable for up to 1050°C. High strength at high temperatures and corrosion resistance. |
|
For directional solidification casting | DZ22 | 980 | 480 | 652 | 21 | 980℃/186MPa | >210 |
Suitable for up to 1050°C. Good medium and high temperature performance and resistance to cold and heat fatigue. |
DZ408 (CM247LC) |
980 | 460 | 660 | 28 | 980℃/186MPa | >250 |
Suitable for up to 1050°C. Good creep resistance, fatigue resistance and high temperature bearing capacity. |
|
For single crystal casting | CMSX-4 | 980 | 570 | 700 | 18 | 1100℃/137MPa | >100 |
Suitable for up to 1100°C. High strength at high temperatures, good overall performance, stable structure. |
Rene N5 | 980 | 615 | 857 | 23 | 1100°C/137MPa | >120 |
Suitable for up to 1100°C. High strength at high temperatures, good overall performance, stable structure. |
|
KZ4 | 980 | 623 | 752 | 26 | 1100°C/137MPa | >100 |
Suitable for up to 1100°C. Good overall performance, stable organization, low density and high cost performance. |
|
For single crystal castingIII | KZ30 | 980 | 640 | 860 | 35 | 1100C/137MPa | >260 |
Suitable for up to 1150°C. Excellent high temperature performance, good structure stability. |