1kg 1.6mm ER70S-4 Mild Steel TIG Welding Wire
$34.99
Product Introduction
Premium ER70S-4 mild steel TIG filler wire, ideal for low-medium surface contaminants. Features higher manganese/silicon for superior cleaning, fluid puddle, and flat bead. High purity ensures crack-free, high-quality welds. Individually marked, packed, and certified for industrial use.
Specifications
| Grade | ER70S-4 |
| Weight | 1kg |
| Diameter | 1.6mm |
| Length | 1000mm |
| Quantity | Approx. 65 sticks |
1kg – 1.6mm ER70S-4 Mild Steel TIG Filler Welding Wire | Premium Industrial Grade
Why Choose Our ER70S-4 TIG Filler Wire?
Tired of weld defects from low-quality wires? Our ER70S-4 TIG filler rod delivers exceptional performance for mild steel welding, even with light surface contaminants like rust or mill scale. Engineered with higher manganese and silicon than standard S2 wires, it ensures a smoother weld puddle, flatter bead profile, and superior cleaning action¡ªperfect for professional fabricators and industrial applications.
Core Specifications
| Grade | ER70S-4 |
| Weight | 1kg Pack |
| Diameter | 1.6mm |
| Length | 1000mm per rod |
| Quantity | Approx. 65 sticks |
| Alloy | Low carbon steel with Mn-Si additives |
| Surface Finish | Clean, rust-resistant |
| Certification | Certificate of Conformance available |
| Packaging | Sturdy tube/box for protection |
| Marking | Individually stamped/laser-engraved grade |
Key Performance Benefits
- High Purity Construction: Minimizes cracks, fusion defects, and porosity for flawless welds
- Enhanced Cleaning Action: Handles light rust/mill scale better than standard S2 wires
- Fluid Puddle Control: Produces smooth, flat bead profiles with excellent flow characteristics
- Industrial Reliability: Ideal for manufacturing, structural repair, and MDR-compliant projects
Applications
Perfect for TIG welding mild steel in automotive, construction, machinery, and fabrication. Ideal for both indoor and outdoor use where surface preparation may be limited. Trusted by professionals for consistent results in critical welds.
Quality You Can Verify
Each rod is laser-marked for traceability¡ªunlike cheap, unmarked wires. Our premium filler rods come with optional Certificates of Conformance, essential for manufacturers requiring compliance documentation (MDR). Packaged in durable tubes to prevent damage during shipping.
FAQ
Q: Is this wire suitable for beginners?
A: Yes, its stable arc and fluid puddle make it user-friendly for all skill levels.
Q: Can I use this with DC TIG welders?
A: Absolutely, it¡¯s optimized for DC TIG applications on mild steel.
Q: How does ER70S-4 differ from ER70S-2?
A: Higher Mn/Si content improves cleaning power and bead fluidity.
Ready to Elevate Your Welds?
Don¡¯t compromise on quality. Contact us today for bulk pricing, technical support, or to request a Certificate of Conformance. Our team of welding experts is here to help you achieve perfect results¡ªevery time.
