12.5kg 1.2mm 309 Flux Cored Welding Wire SF-309LP
$439.00
Product Introduction
Premium 309L flux-cored welding wire by Nippon Steel, ideal for dissimilar metals like stainless and mild steel. Features minimal spatter, easy slag removal, and excellent X-ray quality welds with smooth bead appearance.
Specifications
| Grade | E309LT1-1/4 |
| Diameter | 1.2mm |
| Weight | 12.5kg spool |
| Standard | 52mm Bore |
| Origin | Made in Japan |
12.5kg – 1.2mm 309 Flux Cored Nippon Steel Welding Wire Weldream SF-309LP
Core Specifications
| Grade | E309LT1-1/4 |
| Diameter | 1.2mm |
| Weight | 12.5kg spool |
| Standard Bore | 52mm |
| Material | 309L Stainless Steel |
| Manufacturer | Nippon Steel |
| Origin | Japan |
| Tensile Strength | 780MPa |
| Type | Seamless Flux-Cored |
| Quality Class | Ultra Premium |
Why Choose SF-309LP Welding Wire?
Engineered by Nippon Steel, this flux-cored wire delivers exceptional performance for critical welding applications. Its seamless construction ensures stable arc behavior with minimal spatter, while the smooth bead appearance reduces post-weld cleanup time. Ideal for joining dissimilar metals like stainless steel and mild steel, it meets the demands of high-tensile strength (780MPa) steel projects.
Applications
- Dissimilar metal welding (stainless steel to mild steel)
- High-tensile steel fabrication (780MPa)
- Industrial machinery manufacturing
- Pressure vessel construction
- Automotive and heavy equipment repair
Performance Advantages
- X-ray quality welds with excellent mechanical properties
- Easily removable slag for efficient workflow
- Low spatter design reduces material waste
- Consistent feedability through standard 52mm bore spools
- Japanese precision manufacturing ensures batch-to-batch consistency
Quality Assurance
As an ultra-premium product from Nippon Steel, each spool undergoes rigorous quality control testing. The wire meets international welding standards, ensuring reliable performance in critical applications. Backed by decades of Japanese metallurgical expertise, this welding wire delivers consistent results even in demanding environments.
FAQ
Q: What base materials is this wire compatible with?
A: Optimized for joining stainless steel to mild steel and welding 780MPa high-tensile strength steels.
Q: Does this wire require shielding gas?
A: No, it’s a self-shielded flux-cored wire designed for outdoor and indoor use without additional shielding.
Q: What welding positions does it support?
A: Suitable for all-position welding (flat, horizontal, vertical, overhead).
Request a Quote
Ready to elevate your welding projects with premium Japanese quality? Contact our technical team for bulk pricing, technical specifications, or sample requests. Send us an inquiry today to discuss how SF-309LP can enhance your welding operations.
