Weltrode 1820 AC-DC
AWS /ASME A5.4 E 410-15
Sizes :
2.5 x 350 mm
3.2 x 350 mm
4.0 x 350 mm
Availability : In Stock
Premium 13 % Cr Basic Electrode For Welding AISI 403 , 405 , 410 , 420 Steels .
- Good Corrosion Resistance In Aequous Conditions And Against Sulphuric Gases .
- Recommended Preheat And Postheat Weld Traetment Except Thin Sections .
- Martensitic Stainless Steel Deposits Which Are Non-Scaling Up To 850° C .
- Superior Flux Chemistry Gives Good Arc Transfer And Easy Slag Removal .
- Radiographic Quality , Smooth Weld Beads With Good Operator Appeal .
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Used For Joining Similar Metals Overlaying Mild And Low Alloy Steels For Resistance To Corosion , Erosion And Abrasion .
| Tensile Strength | 75000 PSI | |||
| Yield Strength | 58000 PSI | |||
| Elongation | 21% | |||
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Clean Weld Area .
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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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Preheat At 100 - 150° C For Thick Components .
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Post Weld Heat Treatment At 580 - 620° C .
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Electrodes Are Vacuum Packed, Redrying Not Required, If Necessary Redry Electrodes At 300° C For One Hour Before Use .
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DC Reverse Polarity (Electrode +Ve) Or AC .