15kg 1.6mm Nippon Steel SF1B Flux Cored MIG Welding Wire
$189.99
Product Introduction
Nippon Steel SF1B is a rutile type seamless flux-cored MIG welding wire, ideal for mild steel and 490MPa high tensile strength steel. Offers excellent low-temperature toughness (-20~-30¡ãC), crack resistance and all-position weldability, suitable for machinery, structures, ships, bridges and more.
Product Parameters
| Grade | E71T-1/9 C/M – H4 |
| Diameter | 1.6mm |
| Spool Weight | 15kg |
| Spool Dimensions | 300mm OD, 51mm ID |
| Origin | Made in Japan |
Nippon Steel SF1B 1.6mm Flux Cored MIG Welding Wire – 15kg Spool for High-Toughness Welding
| Description | Premium rutile-type seamless flux-cored welding wire for mild steel and 490MPa high tensile strength steel applications |
|---|---|
| Core Diameter | 1.6mm |
| Weight | 15kg spool |
| Shielding Gas Compatibility | CO2 and Ar-CO2 mixtures |
| Low-Temperature Toughness | Excellent performance at -20¡ãC to -30¡ãC |
| Grade | E71T-1/9 C/M – H4 |
| Spool Dimensions | 300mm outer diameter, 51mm inner diameter |
| Manufacturing Origin | Made in Japan |
| Certification | Available with 3.1 mechanical certificates |
| All-Position Weldability | Superior crack resistance and positional versatility |
Why Choose Nippon Steel SF1B Welding Wire?
Engineered for demanding industrial applications, this Japanese-manufactured flux-cored wire delivers exceptional weld integrity. Its seamless construction ensures consistent feeding and minimal spatter, while the rutile formulation provides smooth arc stabilization across all welding positions. The weld metal exhibits outstanding low-temperature toughness, making it ideal for critical structural components operating in harsh environments.
Applications & Performance
Perfect for machinery fabrication, steel structures, shipbuilding, bridges, towers, and rolling stock. Specifically designed for shipbuilding grade D steel, it meets rigorous toughness requirements for components requiring reliable performance under dynamic loads. The E71T-1/9 classification ensures compatibility with both CO2 and argon-carbon dioxide shielding gases, offering flexibility in various welding setups.
Quality Assurance
Backed by Nippon Steel’s century-long metallurgical expertise, each spool undergoes strict quality control. Available with 3.1 mechanical certificates, this wire complies with international welding standards. Its seamless design eliminates moisture absorption and ensures stable arc performance, reducing rework and improving productivity.
Competitive Advantages
Compared to alternatives like Cigweld Verticor 3XP or Oerlikon Fluxofil 14HD, SF1B offers superior low-temperature toughness and more consistent feeding. The Japanese manufacturing ensures tighter dimensional tolerances and chemical composition control, resulting in fewer defects and higher weld quality.
Frequently Asked Questions
- What materials can be welded with SF1B? Mild steel and 490MPa high tensile strength steel
- What shielding gases are recommended? Pure CO2 or Ar-CO2 mixtures
- Is this wire suitable for outdoor use? Yes, when proper shielding is maintained
- What is the shelf life? 2 years when stored in original packaging in dry conditions
- Can it be used for vertical down welding? Yes, excellent all-position performance
Ready to Elevate Your Welding Projects?
Experience the reliability of Japanese engineering for your critical welding applications. Contact us today for competitive pricing, technical specifications, or sample requests. Our team of welding experts is ready to assist with your specific requirements.
