1kg 2.4mm ER70S-4 S4 Mild Steel TIG Welding Wire
$29.99
Product Introduction
Premium ER70S-4 mild steel TIG filler wire, ideal for low to medium surface contaminants. Features higher manganese/silicon for superior cleaning, fluid puddle, and flatter bead. High purity ensures crack-free, exceptional welds with industrial quality.
Specifications
| Grade | ER70S-4 |
| Weight | 1kg |
| Diameter | 2.4mm |
| Length | 1000mm |
| Quantity | Approx. 30 sticks |
1kg – 2.4mm ER70S-4 Mild Steel TIG Filler Welding Wire: Premium Quality for Flawless Welds
Struggling with surface contaminants like rust or mill scale ruining your welds? Meet Hampdon Industrial’s ER70S-4 TIG filler wire ¨C the solution for low to medium contamination environments. Engineered with higher manganese and silicon than S2, this wire delivers superior cleaning action, a fluid weld puddle, and a flatter bead profile. Say goodbye to cracks, fusion defects, and inferior results ¨C our high-purity formula ensures exceptional flow and professional-grade welds every time.
Core Specifications
| Grade | ER70S-4 |
| Weight | 1kg pack |
| Quantity | Approximately 30 sticks |
| Diameter | 2.4mm |
| Length | 1000mm rods |
| Quality | Industrial grade |
| Certification | Batch number certificate of conformance |
| Equivalent | Cigweld #321412 |
| UNIMIG Part # | TG4ER70S-4-2.4 |
| Marking | Individually stamped/laser engraved grade |
Key Performance Advantages
Designed for demanding industrial applications, this ER70S-4 wire excels in:
? Contamination Resistance: Ideal for surfaces with light rust or mill scale
? Superior Flow: Produces a smooth, fluid puddle for precise control
? Defect-Free Welds: Minimizes cracks and fusion issues common with low-quality wires
? Consistent Bead Profile: Creates flat, professional results with minimal post-weld cleanup
Applications & Use Cases
Perfect for mild steel TIG welding in automotive, fabrication, construction, and repair work. Whether you’re working on structural components, machinery parts, or general metal joining, this filler wire ensures reliable, high-strength welds in various industrial settings.
Quality Assurance
Each pack includes a batch number certificate of conformance, guaranteeing traceability and compliance with industry standards. Our rigorous manufacturing process ensures consistent purity and performance, backed by Hampdon Industrial’s reputation for premium welding supplies.
Why Choose ER70S-4 Over S2?
While S2 wires are reliable, ER70S-4 offers enhanced cleaning power and better fluidity, making it the smarter choice for projects with surface contaminants. The higher manganese and silicon content translates to fewer defects and a more forgiving welding experience ¨C saving you time and material costs.
FAQ
Q: What thickness of material is this wire suitable for?
A: Ideal for 3-12mm mild steel, depending on joint design and welding parameters.
Q: Is this wire compatible with all TIG welders?
A: Yes, it works with standard TIG welding equipment for mild steel applications.
Q: How should I store the filler rods?
A: Keep in a dry, cool place to prevent moisture absorption and maintain quality.
Ready to elevate your welding results? Contact us today for bulk pricing, technical support, or to place your order. Experience the difference premium ER70S-4 wire makes in your projects.
Packaging & Transportation
weldercutting Nozzles
Related products
15kg 1.2mm ER308LSi Stainless MIG Welding Wire for 304 Grade
Product Introduction
ER308LSi stainless MIG welding wire, 1.2mm diameter, 15kg spool. Ideal for general purpose welding of 304 grade stainless steel, offering low carbon content to prevent intergranular cracking and corrosion, with bright finish welds. Suitable for exhaust headers, chemical tanks, restaurant and distillery equipment.
Product Parameters
| Grade | ER308LSi |
| Diameter | 1.2mm |
| Weight | 15Kg |
| Spool Outside Diameter | 300mm |
| Spool Inside Diameter | 51mm |
15kg 1.6mm Nippon Steel SF1B Flux Cored MIG Welding Wire
Product Introduction
Nippon Steel Welding SF-1B (1.6mm) is a rutile type seamless flux-cored arc welding wire for mild steel and 490MPa high tensile strength steel. It offers excellent low-temperature toughness (-20~-30¡ãC), crack resistance, and all-position weldability, suitable for machinery, structures, ships, bridges, etc.
Product Parameters
| Grade | E71T-1/9 C/M - H4 |
| Diameter | 1.6mm |
| Spool Weight | 15kg |
| Origin | Made in Japan |
| Shield Gas | CO2 or Ar-CO2 |
15kg 3.2mm WIA AUSTARC 16TC Low Hydrogen Electrodes
Product Description
A smooth-running, basic low hydrogen electrode for all positional (except vertical down) welding with AC/DC power. Features exceptional arc stability, X-Ray quality welds, and reliable notch toughness to -40¡ãC, ideal for structural steel, pipe welding, and sub-zero temperature applications.
Specifications
| Weight | 15kg (Bulk Pack) |
| Diameter | 3.2mm |
| Type | Low Hydrogen Stick Electrodes |
| Positional Use | All positions (except vertical down) |
| Notch Toughness | -40¡ãC |
1kg 2.4mm ERCuSi-A Silicon Bronze TIG Filler Rod 26pcs
Introduction
Premium ERCuSi-A Silicon Bronze TIG Filler Rod, ideal for copper-silicon, copper-zinc, steel joints. Used in hot water, marine, automotive panel work (low distortion) with high tensile strength and corrosion resistance.
Specifications
| Grade | ERCuSi-A (Silicon Bronze) |
| Diameter | 2.4mm |
| Length | 1000mm |
| Quantity | Approx. 26 rods (1kg) |
| Melting Point | 980¡ãC |
1kg 3.2mm ER309L Stainless Steel TIG Filler Wire Rods
Product Introduction
ER309L Stainless Steel TIG Filler Wire Rods, ideal for joining dissimilar materials like mild steel to stainless steels, 309 to itself or 304L, and 309 base metals. High-purity with excellent flow, crack-free, and industrial quality. Individually packed in sturdy tube/box, supplied with batch certificate of conformance.Product Parameters
| Grade | ER309L |
| Weight | 1kg |
| Diameter | 3.2mm |
| Length | 1000mm |
| Certification | Batch Conformance Certificate |
COBRA ER70S-6 0.9mm 15kg Mild Steel MIG Welding Wire
Product Introduction
COBRA ER70S-6 Mild Steel MIG Welding Wire is a versatile choice for professional welding, ideal for general steel construction, sheet metal, pressure vessels, structural and pipe welding. It delivers quality results even on dirty steel, with smooth bead appearance due to high silicon content.Specifications
| Grade | ER70S-6 |
| Diameter | 0.9mm |
| Weight | 15kg |
| Spool Bore | 52mm |
| Brand | COBRA |
ER5356 1.6mm Aluminium TIG Filler Wire 1kg
Product Introduction
Premium ER5356 Aluminium TIG Filler Wire Rods, ideal for welding 5000 series aluminium. Offers high strength, excellent saltwater corrosion resistance, and superior weld quality with minimal defects. Suitable for marine, offshore, and industrial applications.
Product Specifications
| Grade | ER5356 |
| Diameter | 1.6mm |
| Length | 1000mm |
| Pack Size | 1kg (Approx. 200 sticks) |
| Certification | Batch number certificate of conformance |
ER5356 2.4mm Aluminium TIG Filler Wire 5kg
Product Introduction
Premium ER5356 Aluminium TIG Filler Wire Rods, ideal for welding 5000 series aluminum. Offers excellent corrosion resistance, perfect for marine and offshore industries. High purity ensures superior weld flow and crack-free results. Each rod is marked with grade identification for traceability.Specifications
| Grade | 5356 |
| Diameter | 2.4mm |
| Weight | 5kg |
| Length per Rod | 1000m |
| Approx. Quantity | 450 Sticks |
