FCW Sub 308H
Metal cored stainless steel wire for gas shielded arc welding
Description & applications
Metal cored stainless steel wire for gas shielded arc welding
19% chromium - 9% nickel - high carbon deposit
Enhanced productivity, improved weldability, better wetting properties compared to solid wires
Excellent weld metal quality and X-ray soundness
FCW Sub 308H is suitable for welding 304H and 304H derivatives that operate at temperatures up to
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
| ASME IIC SFA 5.9 / AWS A 5.9 | EN ISO 17633-A |
|---|---|
| EC308H | T Z 19 9 H M M 1 |
Typical weld metal composition (%)
| C | Mn | Si | Cr | Ni | S | P |
|---|---|---|---|---|---|---|
| 0.06 | 1.40 | 0.55 | 20.5 | 10.5 | 0.008 | 0.02 |
All weld metal mechanical properties
| Rm [MPa] | Rp0.2%[MPa] | A5 [%] | KCV [J] |
|---|---|---|---|
| 600 | 430 | 35 | +20°C : 80 |
Shielding gas
| EN ISO 14175 | M13 Ar + 0.5 % < O2 ≤ 3.0 with or without Helium |
|---|
Operating conditions
| Current type | Gas flow rate | Stick out | Recovery |
|---|---|---|---|
| DC(+) / pulsed | 10-20 l/min. | 12-25 mm | 98% |
Welding positions
EN ISO 6947: PA, PB.
ASME IX: 1G,
FCW Sub 308H is primarily used in the flat and horizontal-vertical positions. However, welds in other positions are also possible using the short-circuiting or pulsed arc modes of transfer.
Packings & Diameters
| Diameters [mm] | 1.2 - 1.6 mm |
|---|---|
| Packing(s) | Spool BS 300 |
| Weight [Kg] | 15 kg |
| Description | - |