Weltrode 2098 AC-DC
AWS /ASME A5.4 E 2209-16
ISO 3581 E 22 9 3 N L R 12
Sizes :
2.5 x 350 mm
3.2 x 350 mm
4.0 x 350 mm
Availability : In Stock
Basic Coated Premium Electrode For Welding Ferritic-Austenitic Cr-Ni-Mo Duplex Stainless Steel .
- Nitrogen In Weld Deposits Provides High Resistance To Pitting & Stress Corrosion Cracking In Chloride Bearing Medias .
- Weld Deposits Exhibit High Ductility And Exceptional Strength .
- Welder Friendly Electrode With Good Strike-Restrike & Slag Removal .
- Can Be Used On Both AC & DC Machines .
- Fine Riepled With Good Fusion Of Joint Faces .
- Radiographic Quality Welds .
- For Welding Of Acid Tanks & Pipes In Chemical , Oil & Gas , Offshore , Ship Building , Paper & Desalination Industries .
- Also Used For Welding Duplex Stainless Steel To Carbon Steel .
| Tensile Strength | 120000 PSI | |||
| Yield Strength | 97000 PSI | |||
| Elongation | 30% | |||
| FN | 30 - 60 | |||
| PREN | >35 | |||
| Impact Strength | 70J @ -40° | |||
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Clean Weld Area .
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The Material To Be Welded Should Be Free Of Oil , Grease And Dust .
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Maintain A Interpass Temp of 150° C Max And Maximum Heat Input Be 2.5kJ/mm .
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Arc Length Should Be Kept As Short As Possible .
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Avoid Excessive Wide Weaving .
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Stringer Beads Are Recommended .
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If Necessary Redry Electrodes At 250° C For One Hour Before Use .
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DC Reverse Polarity (Electrode +Ve ) Or AC .