FCW SB 308H
Description & applications
• 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
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 |
Classification
| EN ISO 17633-A | AWS A 5.22 | Werkstoff Nr. |
|---|---|---|
| T 19 9 H Z M 3 | E308HT0-4 | 1.4948 |
Typical weld metal composition (%)
| C | Mn | Si | Cr | Ni | Bi | P | S |
|---|---|---|---|---|---|---|---|
| 0.06 | 1.4 | 0.8 | 20.5 | 10.5 | < 0.002 | 0.02 | 0.006 |
All weld metal mechanical properties
| Rm (MPa) | Rp0.2 (MPa) | A5 (%) | KCV |
|---|---|---|---|
| 590 | 410 | 40 | 20°C: 80 J |
Shielding gas
Operating conditions
| Diameter [mm] | Current type | Intensity [A] | Voltage [V] | Stick-out [mm] | Gas flow |
|---|---|---|---|---|---|
| 1.2 | DC (+) | 100-260 | 18-32 | 12-25 | 10 - 20 l/min. |
| 1.6 | DC (+) | 150-300 | 22-32 | 12-25 | 10 - 20 l/min. |
Welding positions
M20 (Ar + 5 - ≤ 15% CO2) or M21 (Ar + 15 - 25% CO2) gas mixtures according to EN ISO 14175
Packings & Diameters
| Diameters [mm] | 1.2 | 1.2 - 1.6 |
|---|---|---|
| Packing(s) | Spool S200 | Spool BS300 |
| Weight [Kg] | 5 | 15 |
| Description | - | - |