StarBlaze Prime 308L-17
AWS A5.4: E308L-17 | DIN EN ISO 3581-A: E 19 9 LR 32 | DIN EN 1600: E 19 9 LR 32 | Werkstoff Nr: 1.4316
Low Carbon Core, Corrosion-Resistant, Smooth Bead Appearance
Low carbon rutile-silica coated stainless electrode with 6–8% ferrite for welding 18/8-type austenitic steels. Delivers soft fusion with low moisture absorption and minimal spatter. Offers excellent slag detachability and smooth weld finish—ideal for service conditions from –120°C to +350°C in tanks, pipes, and heat exchangers.
- Available Packs
- Dimensions: 2.50 mm x 350 mm, 3.15 mm x 450 mm, 4.00 mm x 450 mm
- Pack Sizes: 2.5 Kg Pouch, 5 Kg Box
- Master Box: 20 Kg, 30 Kg, 40 Kg, Customisable packaging available on request
Key Features
- Controlled ferrite content improves crack and corrosion resistance
- Smooth arc, clean bead, and easy slag removal
- Very low moisture pickup due to vacuum pack system
- Tensile strength: 610 N/mm² | Elongation: 38%
- Charpy impact value: 60 J
- Compatible base materials: 304, 304L, 308, 308L, 321, 347; UGINOX 18–10, 19–11 grades
Industries
- Heat exchanger and process piping
- Food-grade stainless fabrication
- Tanks, reactors, and stainless vessels
- Chemical and pharmaceutical plant systems
- Tubes and welded assemblies operating at thermal range extremes
Processes
- Manual Metal Arc Welding (MMA / SMAW)
- DC+ compatible welding
- Fabrication of low-carbon 18/8 stainless assemblies
- Vertical-up and positional stainless welding
- Multi-pass reactor and pipeline welding
- Sanitary and corrosion-resistant structural joining
- Controlled interpass welds for high service stability
Additional Details
- Use case: Fabrication of food-grade piping, heat exchangers, and light-walled stainless assemblies
- Handling: Redry at 250–300°C for 1 hour if packaging is opened or electrode feels damp
- Storage: Keep in a dry cabinet or vacuum-packed until use
- Limitations: Not intended for stabilised stainless steels or highly restrained joints under thermal cycling
Product Details
Typical Weld Metal Chemical Composition (%)
| C | Si | Mn | Cr | Ni | Mo | S | P |
| 0.03 | 0.90 | 0.80 | 19.0 | 9.50 | 0.10 | 0.010 | 0.025 |
Typical Mechanical Properties (All Weld Metal)
| Tensile Strength Rm (N/mm2) | Elongation A5 (%) | Charpy Impact Value (ISO-V J RT) |
| 610 | 38 | 60 |
Recommended Welding Parameters
| Diameter (mm) | Amperage Range (A) |
| 2.50 | 50-80 |
| 3.15 | 70-100 |
| 4.00 | 100-140 |
| 5.00 | 140-170 |
