Weltrode 7220 AC-DC
AWS/ASME A 5.15: E NiCI
DIN 8573: E Ni BG 11
Sizes :
2.5 x 300 mm
3.2 x 350 mm
4.0 x 350 mm
Availability : In Stock
98 % Nickel Soft , Highly Machinable , High Strength Electorde For Joining Cast Iron To Cast Iron To Steel .
- Heat Affected Zone And Weld Metal Easily Machinable .
- High Nickel Content Provides Resistance To Cracking With Excellent Machinability .
- Specially Formulated Flux Produce Porus Free Welds .
- Non Conductive Coating Produces Strong Arc Ideally For Dirty Contaminated Cast Irons .
- Easy Arc Striking And Restriking , Stable Arc , Smooth Bead Surface .
- Electrode For Welding Cast Iron With Lamellar Graphite , White And Black Heart Malleable And Nodular Cast Iron . Applications Include Machine Bases , Pump Casings , Gear Boxes , Transmission Mountings , Engine Blocks Etc .
- Used Also For Joining Cast Iron To Steel .
| Tensile Strength | 53,000 PSI | |||
| Yield Strength | 36,000 PSI | |||
| Hardness | 150 Brinell | |||
- Remove All Rust , Scale And Scale From The Surface To Be Welded .
- Adjust Amperage Within Recommended Range And Deposit Electrode , Maintaining A Short To Medium Arc Length .
- Tilt The Electrode In The Direction Of Travel . Use Stringer Bead Or Moderate Weave Technique And Back-Whip All Craters .