Stainless Steel Electrode
NEXA 308 - 16
Austenitic Steel Electrode
AWS A/5.4 E - 308 - 16
Applications
- Welding Cr-Ni steels represented by AISI 301, 302, 304, 308
- Build up application on SS surfaces of centrifugal pump impellers and shafts valve faces, seats etc.
- Fabrication of boilers, reactors and turbines
- SS piping in refineries, oil & gas industries, chemical plants
- Suitable for material no. 1.4300,1.4301, 1.4310, 1.4312, 1.4550,1.4001, 1.4016, 1.4057
Characteristics
- Rutile type coating
- Excellent cracking, corrosion and scaling resistance
- Smooth and Stable Arc
- Minimal Spatter
- 19/9 type austenitic SS weld
- Excellent welder appeal
- Radiographic weld quality
Chemical Composition
| C | Mn | Si | Cr | Ni |
|---|---|---|---|---|
| 0.08 max | 0.5-2.5 | 1.0 max | 18-21 | 9-11 |
Mechanical Properties
| UTS (MPa) | El% |
|---|---|
| >550 | >30 |
Welding Currents (AC (70 OCV)/DCEP)
| 2.50mm x 350mm | 3.15mm x 350mm | 4.00mm x 350mm |
|---|---|---|
| 50-70 | 70-100 | 110-140 |
Product Specifications
Current Type
AC (70 OCV)/DCEP
Welding Positions
Packaging
- 10 KG Carton, 5 Vacuum Packed Packets of 2KGs Each
Conditions (Pre-Drying)
- 250-300°C for min. 1hr