FCAW wire for 22%Cr – 12%Ni stainless steel For flat and horizontal position welding. Developed to be used when welding most mild or carbon steels to type 304. The higher percentages of Cr and Ni provide the necessary crack resistance. Carbon content 0.04% maximum.
Specifications:
| Classifications | SFA/AWS A5.22 : E309LT0-1 SFA/AWS A5.22 : E309LT0-4 JIS Z 3323 : YF-309LC KS D 3612 : YF-309LC EN ISO 17633-A : T 23 12 L R C1 3 EN ISO 17633-A : T 23 12 L R M21 3 |
| Approvals | ABS : E309LT0-1 BV : 309L (C1) CCS : 309LS (C1) CE : EN 13479 CWB : E309LT0-1 (C1) CWB : E309LT0-4 (M21) DNV : NV 309L MS (C1) DNV : NV 309L MS (M21) NAKS/HAKC : 1.2MM VdTÜV : 06594 |
| Welding Current | DC+ |
| Alloy Type | C Cr Ni |
| Typical Tensile Properties | |||
|---|---|---|---|
| Condition | Yield Strength | Tensile Strength | Elongation |
| M21 Shielding Gas | |||
| As Welded | 480 MPa | 600 MPa | 35 % |
| C1 shielding gas | |||
| As Welded | 410 MPa | 546 MPa | 38 % |
| Typical Charpy V-Notch Properties | ||
|---|---|---|
| Condition | Testing Temperature | Impact Value |
| C1 shielding gas | ||
| As Welded | -29 °C | 40 J |
| As Welded | -196 °C | 15 J |
| Typical Weld Metal Analysis % | ||||||
|---|---|---|---|---|---|---|
| C | Mn | Si | S | P | Ni | Cr |
| M21 Shielding Gas | ||||||
| 0.030 | 1.44 | 0.80 | 0.004 | 0.020 | 13.0 | 24.50 |
| C1 Shielding Gas | ||||||
| 0.032 | 1.46 | 0.66 | 0.004 | 0.021 | 12.8 | 24.50 |
| Deposition Data | ||||
|---|---|---|---|---|
| Diameter | Current | Voltage | Wire Feed Speed | Deposition Rate |
| 1.2 mm | 150-250 A | 25-32 V | 8.0-16.0 m/min | 2.5-7.0 kg/h |
| 1.6 mm | 200-350 A | 26-34 V | 4.0-11.0 m/min | 3.0-7.5 kg/h |
