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OK Autrod 19.85
GMAW
A nickel-based, corrosion- and heat-resistant, 20% Cr, 3% Mn, 2.5% Nb rod for the GTAW of high-alloyed steel, heat-resistant steel, corrosion-resistant steel, 9% Ni steels and similar steels with high notch toughness at low temperatures. Also for joining dissimilar metals of the types mentioned. OK Tigrod 19.85 is usually welded with pure Ar as the shielding gas.
Welding current, A
DC(+)
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| Classifications | Approvals | Typical all weld metal composition | Typical properties all weld metal | | SFA/AWS A5.14 | | ERNiCr-3 | | EN ISO 18274 | | S Ni 6082 (NiCr20Mn3Nb) |
| | | C | <0,1 | | Si | <0,5 | | Mn | 3,0 | | Cr | 20,0 | | Ni | >67,0 | | Cu | <0,5 | | Ti | <0,7 | | Fe | <3,0 | | Wire composition |
| Recovery
95-98
Yield stress, MPa
440
Tensile strength, MPa
670
Elongation, %
40
Elongation, %
40
| Charpy V | | Test temps, °C | Impact values, J | | +20 | 150 | | -196 | 100 |
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| Diameter, mm | 0,8 | 1,0 | 1,2 | 1,6 | | Arc voltage, V | 20-27 | 21-27 | 24-30 | 25-32 | | Welding current, A | 70-190 | 100-200 | 160-280 | 200-350 | | Wire feed, m/min | 5-18 | 6-13 | 6-10 | 4-8 | | Deposition rate kg weld metal/hour | 1,3-4,5 | 2,3-5,1 | 3,4-5,6 | 4,0-8,0 |
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