OK 73.08
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OK 73.08 SUPPLIER
OK 73.08L is a Ni-Cu alloyed low hydrogen electrode, which deposits a weld metal with good corrosion resistance to sea water and flue gases. The weld metal has excellent mechanical properties. It is used for the welding of weather proof steel and ship’s hull structural steel and shell plating of ice-breakers.
Specifications
| Specifications | |
|---|---|
| Classifications | SFA/AWS A5.5 : E8018-G IS 1395 : E55BG129Fe |
| Welding Current | AC, DC+ |
| Diffusible Hydrogen | <5 ml/100g |
| Alloy Type | Ni-Cu alloyed |
| Coating Type | Basic |
| Min AC OCV | 90 |
| Typical Tensile Properties | |||
|---|---|---|---|
| Condition | Yield Strength | Tensile Strength | Elongation |
| AWS | |||
| As Welded | 500 MPa | 580 MPa | 28 % |
| Typical Charpy V-Notch Properties | ||
|---|---|---|
| Condition | Testing Temperature | Impact Value |
| AWS | ||
| As Welded | -20 °C | 120 J |
| Typical Weld Metal Analysis % | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| C | Mn | Si | S | P | Ni | Cr | Mo | V | Cu |
| 0.10 | 1.20 | 0.40 | 0.020 | 0.025 | 0.45 | 0.10 | 0.004 | 0.002 | 0.45 |
| Deposition Data | |
|---|---|
| Diameter | Current |
| 2.5 x 350 mm | 75-100 A |
| 3.15 x 450 mm | 100-140 A |
| 4.0 x 450 mm | 140-200 A |
| 5.0 x 450 mm | 190-270 A |
Ordering
| Description | Product Number |
|---|---|
| OK 73.08L 2.50x350mm | 7308253V80 |
| OK 73.08L 5.00x450mm | 7308504V80 |
| OK 73.08L 3.15x450mm | 7308314V80 |
| OK 73.08L 4.00x450mm | 7308404V80 |