Product Description
E347-15 Nb-Stabilized Stainless Steel Welding Electrode
Product Description
E347-15 is a niobium-stabilized, basic-coated stainless steel electrode for welding stabilized chromium-nickel stainless steels where resistance to intergranular corrosion is required.
Main Features
Niobium-stabilized stainless weld metal.
Good resistance to intergranular corrosion.
Suitable for stabilized austenitic stainless steels such as 321 and 347 types.
Designed for critical corrosion-resistant welded structures.
Typical Applications
AISI 321 and 347 type stainless steels
Chemical and process equipment
Corrosion-resistant tanks and piping
High-integrity stainless steel fabrication
Chemical Composition / Key Properties
| Item | Value |
| C | ≤ 0.08% |
| Mn | 0.50–2.50% |
| Si | ≤ 1.00% |
| Cr | 18.0–21.0% |
| Ni | 9.0–11.0% |
| Nb + Ta | 8 × C to 1.00% |
| S | ≤ 0.030% |
| P | ≤ 0.040% |
