Weltrode 1770 AC-DC
AWS /ASME A5.4 E 410NiMo-16
Sizes :
2.5 x 350 mm
3.2 x 350 mm
4.0 x 350 mm
Availability : In Stock
Premium Rutile Coated Electrode For Welding AISI 403 , 405 , 410 , 420 Steels And 13 % Cr - Ni Cast Steels .
- Good Corrosion Resistance In Aequous Conditions .
- Balanced Addition Of Alloying Elements Ensures High Ductility And Improved Physical Properties .
- High Strength Along With Improved Toughness And Crack Resistance .
- Recommended Preheat And Postheat Weld Traetment Except Thin Sections .
- Superior Flux Chemistry Gives Good Arc Transfer And Easy Slag Removal .
- Radiographic Quality , Smooth Weld Beads With Good Operator Appeal .
- Typical Applications Are Hydraulic Turbines , Valve Bodies , High Pressure Pipelines , Impellers , Compressor Cones In Power Generation , Offshore , Chemical , Oil And Petrochemical Industries .
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Used For Joining CA6NM 410 Type Steels Overlaying Mild And Low Alloy Steels .
| Tensile Strength | 110000 PSI | |||
| Yield Strength | 95000 PSI | |||
| Elongation | 22% | |||
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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.
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If Necessary Redry Electrodes At 300° C For One Hour Before Use .
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DC Reverse Polarity (Electrode +Ve) Or AC .