Weltrode 1570 AC-DC
AWS/ASME A 5.4 E 309 Nb-16
EN: E23 12 Nb R 32
ISO 3581: E23 12 Nb R 32
Sizes :
2.5 x 350 mm
3.2 x 350 mm
4.0 x 350 mm
Availability : In Stock
Premium Low Carbon Electrode With Niobium for Welding Heat Resistant Ferritic Chrome Steels And Austentic Cr- Ni Steels .
- Addition Of Niobium As A Stabilizer Improves Resistance To Carbide Precipitaion , Thus Increasing Corrosion Resistance At Elevated Temperature .
- Addition Of Niobium Provides Higher Strength During Operations At Higher Service Tempratures .
- Niobium Provides Immunity Against Weld Decay .
- Superior Flux Chemistry Gives Good Arc Transfer And Easy Slag Removal .
- Weld Deposits Are Free Of Porosity and Exhibits Good Polish As Base Material .
- For Welding Of AISI 301 , 302 , 304 , 308 , 309 , 347 , 321 To Itself And With Mild Steel And Low Alloy Steel .
- Industries - Nuclear , Aerospace , Refinery , Dairy , Chemical , Petrochemicals , Textile Etc .
| Tensile Strength | 95000 PSI | |||
| Yield Strength | 78000 PSI | |||
| Elongation | 32% | |||
| Impact Strength(ISO-V) | 55J @ 20° C | |||
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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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Arc Length Should Be kept As Short As Possible .
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Avoid Excessive Wide Weaving . Stringer Beads Are Recommended .
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If Necessary Redry Electrodes At 200° C For One Hour Before Use.
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DC Reverse Polarity (Electrode +ve) Or AC .