Weltrode 7499 AC-DC
AWS/ASME A 5.15 E NiFe-CI-A
DIN 8573: E NiFe BG13
ISO 1071: ENiFE
Sizes :
2.5 x 300 mm
3.2 x 350 mm
4.0 x 350 mm
Availability : In Stock
Premium 55 % Nickel High Strength Electorde For Joining Cast Iron . To Cast Iron To Steel .
- High Reliability On Contaminated Oil Soaked And Dirty Cast Irons .
- Weld Deposits With Low Coefficient Of Thermal Expansion Resulting In Little Shrinkage And No Cracks .
- Specially Fromulated Flux For Deposits Free Of Porosity .
- Perfect Colour Match With The Base Metal .
- Good Resistance To Compression , Friction , Wear And Vibration .
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Ideal For Repair Of Casting Defects , Machine Bases , Pump Casings , Gear Boxes , Piping systems (Tubing , Valves Etc .) , Transmission Mountings , Engine Blocks AndStructures Such As Pedestal , Frames , Housings And Casting Shapes Of All Types .
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Used Also For Joining Cast Iron To Steel .
| Tensile Strength | 63000 PSI | |||
| Yield Strength | 46000 PSI | |||
| Hardness | 180 Brinell | |||
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Remove All Rust , Scale And Scale From The Surface To Be Welded .
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Adjust Amperage Within Recommended Range And Deposit Electrode , Maintaining A Short To Medium Arc Length .
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Tilt The Electrode In The Direction Of Travel .
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Use Stringer Bead Or Moderate Weave Technique And Back-Whip All Craters .
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Good Results On Both AC And DC Machines .