Classification: ER347 (AWS A5.9)
Submerged arc wire · Lincoln Electric
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Key features
- The addition of niobium reduces intergranular corrosion in severe operating conditions
- Niobium stabilized stainless steel electrodes used for the welding of types 347 and 321 stainless and stainless clad steels
- Recommended with P2000 flux
Standards and classifications
| AWS A5.9 | ER347 |
|---|---|
| EN ISO 14343-A | S 19 9 Nb |
Chemical composition
(Weight %), typical, wire
| C | Mn | Si | Ni | Cr | Mo | Nb |
|---|---|---|---|---|---|---|
| 0.04 | 1.6 | 0.4 | 9.7 | 19.5 | 0.1 | 0.6 |
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