Sweden · SS
10CrMo5-5
SS EN 10216-2
Chemical composition
wt% · log scale- min – max range
- typical value
Mechanical properties
value range by conditionHigh / low temperature
value vs. temperature- Seamless tubes normalized and tempered +NT t <= 60 mm · Yield strength Rp0.2
Creep properties
- 10000.0h
- 100000.0h
- 200000.0h
- 250000.0h
Temperature °C · time at rupture
Chemical composition
| Element | min | max | Similar | Remarks |
|---|---|---|---|---|
| Al | 0.04 | |||
| C | 0.15 | |||
| Cr | 1 | 1.5 | ||
| Cu | 0.3 | In order to facilitate subsequent forming operations | ||
| Mn | 0.3 | 0.6 | ||
| Mo | 0.45 | 0.65 | ||
| Ni | 0.3 | |||
| P | 0.025 | |||
| S | 0.02 | |||
| Si | 0.5 | 1 |
Mechanical properties
| Heat treatment / condition | Yield strength | Tensile strength | Elongation | Reduction of area | Impact energy | Hardness |
|---|---|---|---|---|---|---|
| Seamless tubes +NT, 40 < T <= 60 mm | ≥265 | 410–650 | ≥22 For long. direction; A >= 20 % for trans. direction | ≥40 Charpy V Notch | ||
| Seamless tubes +NT, T <= 40 mm | ≥275 | 410–560 | ≥22 For long. direction; A >= 20 % for trans. direction | ≥40 Charpy V Notch |
High/low temperature
| Condition | Temperature ℃ | min |
|---|---|---|
| Seamless tubes normalized and tempered +NT t <= 60 mm | 500 | 143 |
| Seamless tubes normalized and tempered +NT t <= 60 mm | 450 | 144 |
| Seamless tubes normalized and tempered +NT t <= 60 mm | 400 | 148 |
| Seamless tubes normalized and tempered +NT t <= 60 mm | 350 | 156 |
| Seamless tubes normalized and tempered +NT t <= 60 mm | 300 | 165 |
| Seamless tubes normalized and tempered +NT t <= 60 mm | 250 | 208 |
| Seamless tubes normalized and tempered +NT t <= 60 mm | 200 | 219 |
| Seamless tubes normalized and tempered +NT t <= 60 mm | 150 | 228 |
| Seamless tubes normalized and tempered +NT t <= 60 mm | 100 | 240 |
Creep
| Temperature ℃ | Time h | CRS |
|---|---|---|
| 450 | 10000.0h | 377.0 |
| 450 | 100000.0h | 290.0 |
| 450 | 200000.0h | 264.0 |
| 450 | 250000.0h | 257.0 |
| 460 | 10000.0h | 347.0 |
| 460 | 100000.0h | 258.0 |
| 460 | 200000.0h | 233.0 |
| 460 | 250000.0h | 225.0 |
| 470 | 10000.0h | 319.0 |
| 470 | 100000.0h | 227.0 |
| 470 | 200000.0h | 203.0 |
| 470 | 250000.0h | 193.0 |
| 480 | 10000.0h | 292.0 |
| 480 | 100000.0h | 198.0 |
| 480 | 200000.0h | 175.0 |
| 480 | 250000.0h | 164.0 |
| 490 | 10000.0h | 264.0 |
| 490 | 100000.0h | 170.0 |
| 490 | 200000.0h | 148.0 |
| 490 | 250000.0h | 138.0 |
| 500 | 10000.0h | 238.0 |
| 500 | 100000.0h | 145.0 |
| 500 | 200000.0h | 123.0 |
| 500 | 250000.0h | 114.0 |
| 510 | 10000.0h | 209.0 |
| 510 | 100000.0h | 121.0 |
| 510 | 200000.0h | 102.0 |
| 510 | 250000.0h | 92.0 |
| 520 | 10000.0h | 181.0 |
| 520 | 100000.0h | 100.0 |
| 520 | 200000.0h | 82.0 |
| 520 | 250000.0h | 73.0 |
| 530 | 10000.0h | 155.0 |
| 530 | 100000.0h | 80.0 |
| 530 | 200000.0h | 66.0 |
| 530 | 250000.0h | 58.0 |
| 540 | 10000.0h | 131.0 |
| 540 | 100000.0h | 65.0 |
| 540 | 200000.0h | 51.0 |
| 540 | 250000.0h | 46.0 |
| 550 | 10000.0h | 109.0 |
| 550 | 100000.0h | 53.0 |
| 550 | 200000.0h | 41.0 |
| 550 | 250000.0h | 37.0 |
| 560 | 10000.0h | 90.0 |
| 560 | 100000.0h | 44.0 |
| 560 | 200000.0h | 35.0 |
| 560 | 250000.0h | 31.0 |
| 570 | 10000.0h | 74.0 |
| 570 | 100000.0h | 38.0 |
| 570 | 200000.0h | 30.0 |
| 580 | 10000.0h | 60.0 |
| 580 | 100000.0h | 31.0 |
| 580 | 200000.0h | 25.0 |
| 590 | 10000.0h | 50.0 |
| 590 | 100000.0h | 26.0 |
| 600 | 10000.0h | 41.0 |
| 600 | 100000.0h | 20.0 |
Heat treatment
| Type | 1 |
|---|---|
| Heat-treatment curve | CCT modified |