Mô tả
OK Tigrod 13.37
OK Tigrod 13.37 is a 9Cr-1Mo-alloyed, copper-coated rod for the GTAW of high temperature steels and steels for hot hydrogen service, especially in oil refineries. The electrode is a plain ER505 type.
| Classifications Wire Electrode: | SFA/AWS A5.28:ER80S-B8, EN ISO 21952-A:W CrMo9, EN ISO 21952-B:W 55 9C1M |
| Alloy Type: | Alloyed steel (9 % Cr – 1 % Mo) “ER505” |
| Typical Tensile Properties | |||
| Condition | Yield Strength | Tensile Strength | Elongation |
| Ar (I1) EN | |||
| Stress relieved 2 hr 760 °C | 540 MPa | 660 MPa | 26 % |
| Stress relieved 4 hr 735 °C | 560 MPa | 680 MPa | 22 % |
| Tested at 450°C | |||
| Stress relieved 2 hr 760 °C | 430 MPa | 500 MPa | 17 % |
| Tested at 482°C | |||
| Stress relieved 2 hr 760 °C | 410 MPa | 480 MPa | 18 % |
| Tested at 560°C | |||
| Stress relieved 2 hr 760 °C | 350 MPa | 390 MPa | 22 % |
| Typical Charpy V-Notch Properties | ||
| Condition | Testing Temperature | Impact Value |
| Ar (I1) EN | ||
| Stress relieved 4 hr 735 °C | -20 °C | 150 J |
| Stress relieved 4 hr 735 °C | -40 °C | 130 J |
| Stress relieved 4 hr 735 °C | -60 °C | 50 J |
| Stress relieved 2 hr 760 °C | -20 °C | 140 J |
| Stress relieved 2 hr 760 °C | -40 °C | 120 J |
| Stress relieved 2 hr 760 °C | -60 °C | 90 J |
| Typical Wire Composition % | |||||
| C | Mn | Si | Ni | Cr | Mo |
| 0.06 | 0.52 | 0.45 | 0.23 | 8.66 | 1.00 |
