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OK 61.41
SMAW
Type Rutile-acid
OK 61.41 is a high-recovery, extra-low carbon, LMA electrode for welding steels of the 19Cr10Ni type, also suitable for welding stabilized stainless steels of similar compositions, except when full creep resistance of the base material is to be met.
Welding current, A
DC+, AC OCV 55 V
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| Classifications | Approvals | Typical all weld metal composition | Typical properties all weld metal | | EN 1600 | | E 19 9 L R 5 3 | | SFA/AWS A5.4 | | E308L-26 | | Werkstoff Nr. | | 1.4316 |
| | | C | <0,03 | | Si | 0,7 | | Mn | 0,9 | | Cr | 19,5 | | Ni | 10,0 | | Mo | <0,3 | | Cu | <0,3 |
| Redrying temperature, °C
350
Redrying time, hours
2
Recovery
150%
Yield stress, MPa
420
Tensile strength, MPa
560
Elongation, %
45
Elongation, %
45
Ferrite content
FN 3-10
| Charpy V | | Test temps, °C | Impact values, J | | +20 | 65 |
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| Diameter, mm | 2,5 | 3,2 | 4,0 | 5,0 | | Length, mm | 300 | 350 | 450 | 450 | | Arc voltage, V | 29 | 29 | 32 | 33 | | Welding current, A | 60-90 | 80-130 | 110-180 | 170-240 | | N. Kg weld metal/kg electrodes | 0,61 | 0,65 | 0,65 | 0,65 | | B. No. of electrodes/kg weld metal | 67,0 | 35,0 | 17,9 | 11,2 | | H. Kg weld metal/hour arc time | 1,5 | 2,0 | 2,8 | 3,9 | | T. Burn-off time, secs/electrode | 37 | 52 | 71 | 82 |
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