OK 61.81
Nb-stabilized MMA-electrode for welding Nb- or Ti-stabilized stainless steel of the 19Cr10Ni-type.
Typical Tensile Properties
| As welded | ||
| Elongation | Tensile Strength | Yield Strength |
| 31 % | 101.5 ksi | 81 ksi |
| Creep resistance++ 500°C (932°F) 10000h | ||
| Elongation | Tensile Strength | Yield Strength |
| - | 48 ksi | - |
| Creep resistance+ 500°C (932°F) 20000h | ||
| Elongation | Tensile Strength | Yield Strength |
| - | 45 ksi | - |
| Creep resistance 600°C (1112°F) 10000h | ||
| Elongation | Tensile Strength | Yield Strength |
| - | 19.5 ksi | - |
Typical Charpy V-Notch Properties
| As welded | |
| Impact Value | Testing Temperature |
| 52 ft-lb | 14 °F |
| 44 ft-lb | 68 °F |
Typical Weld Metal Analysis %
| weld metal analysis | |||||||
| Mn | C | Nb | Si | Ferrite FN | Ni | N | Cr |
| 1.7 % | 0.06 % | 0.72 % | 0.7 % | 7 % | 9.7 % | 0.08 % | 20.2 % |
| Approvals: | CE; EN 13479; DNV-GL; VL 347; NAKS/HAKC; 3.2 mm |
| Classifications: | EN ISO 3581-A; E 19 9 Nb R 3 2; SFA/AWS A5.4; E347-16; Werkstoffnummer; 1.4551 |
Approvals are based on factory location. Please contact ESAB for more information.
| Alloy Type: | Austenitic CrNi |
| Coating Type: | Rutile |
| Ferrite Content: | FN 6-12 |
| Welding Current: | DC+, AC |