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OK Autrod 16.88
GMAW
A corrosion-resistant, 25% Cr, 10% Ni, 4% Mo, low C electrode for the GMAW of austenitic ferritic, super duplex-stainless steels. OK Autrod 16.88 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 | | | | C | <0,02 | | Si | 0,4 | | Mn | 0,4 | | Cr | 25,0 | | Ni | 9,8 | | Mo | 3,0 | | Cu | <0,3 | | Wire composition |
| Yield stress, MPa
670
Tensile strength, MPa
850
Elongation, %
30
Elongation, %
30
Ferrite content
FN 30-50
| Charpy V | | Test temps, °C | Impact values, J | | +20 | 150 | | -40 | 115 |
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| Diameter, mm | 0,8 | 1,0 | 1,2 | 1,6 | | Arc voltage, V | 16-22 | 16-24 | 20-28 | 24-28 | | Welding current, A | 50-140 | 80-190 | 180-280 | 230-350 | | H. Kg weld metal/hour arc time | 0,8-2,7 | 1,1-3,1 | 2,6-4,5 | 3,0-5,2 | | Wire feed, m/min | 3,4-11,0 | 2,9-8,4 | 4,9-8,5 | 3,2-5,5 |
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