Product description
– Basic flux cored stainless steel wire for gas shielded metal arc welding
– 19% chromium – 9% nickel – high carbon deposit
– For cryogenic and highly restrained structures
– Exclusive slag system enables to get attractive bead appearance, excellent slag release, good penetration profile and high productivity
– Maximum performance in the horizontal and downhand positions
– Excellent X-ray soundness, ductility and unique impact toughness
– Welded with classical economical Ar-CO2 mixtures
Product application instructions
APPLICATIONS
FCW SB 308H is suitable for welding 304H and 304H derivatives that operate at temperatures up to 750°C.
Examples:
| AISI | UNS | Material number | EN Symbol |
| 304H | S30409 | 1.4948 | X6 CrNi 18-11 |
| 321H | S32109 | 1.4941 | X8 CrNiTi 18-10 |
| 347H | S34709 | 1.4961 | X8 CrNiNb 16-13 |
Welding positions
M20 (Ar + 5 – ≤ 15% CO2) or M21 (Ar + 15 – 25% CO2) gas mixtures according to EN ISO 14175
Classification
| EN ISO 17633-A | AWS A 5.22 | Werkstoff Nr. |
|---|---|---|
| T 19 9 H Z M 3 | E308HT0-4 | 1.4948 |
Chemical analysis (%)
| C | Mn | If | Cr | Ni | Bi | P | S |
|---|---|---|---|---|---|---|---|
| 0.06 | 1.4 | 0.8 | 20.5 | 10.5 | < 0.002 | 0.02 | 0.006 |
Mechanical characteristics
| Rm (MPa) | Rp0.2 (MPa) | A5 (%) | KCV |
|---|---|---|---|
| 590 | 410 | 40 | 20°C: 80 J |
Why choose this basic electrode?
Vacuum-packed 5 or 6Kg electrode for welding highly stressed steel assemblies (carbon and carbon manganese) (tensile strength up to 510 MPa).
It features excellent mechanical properties, particularly at low temperatures.
