15Kg 0.9mm S211 Silicon Bronze MIG Wire ERCuSi-A
$549.00
Product Description
15Kg 0.9mm S211 Silicon Bronze MIG Wire ERCuSi-A, a copper-based alloy with ~3% silicon. Ideal for MIG/TIG welding copper-silicon, copper-zinc to themselves and steel. Features precision layer wound design, easy use, high ductility. Suitable for automotive repairs, marine components, hot water systems.
Specifications
| AWS Spec | A5.7 ERCuSi-A |
| Melting Point | 980¡ãC |
| Tensile Strength | 108 KPSI |
| Brinell Hardness | 95 |
| Welding Positions | All positions (flat preferred) |
15Kg – 0.9mm S211 Silicon Bronze MIG Wire ERCuSi-A: Premium Welding Solution for Copper & Steel Applications
Product Description
Our S211 Silicon Bronze MIG Wire (ERCuSi-A) is a high-performance copper-based alloy welding wire designed for precision inert gas arc welding. Formulated with approximately 3% silicon, and trace amounts of manganese, tin, or zinc, this wire ensures superior weld integrity when joining copper-silicon, copper-zinc base metals, and even steel. Its precision layer-wound design guarantees smooth feeding, while its low distortion properties make it ideal for delicate tasks like automotive panel repairs. Whether you’re working in marine, automotive, or industrial settings, this wire delivers consistent results with minimal preheating requirements.
Core Selling Points
- Meets AWS A5.7 ERCuSi-A industry standards for reliability
- Precision layer-wound construction for stable arc performance
- All-position welding capability (flat position recommended)
- Low distortion formula, perfect for automotive panel work
- High ductility with tensile strength of 108 KPSI
Key Specifications
| Parameter | Value |
|---|---|
| Alloy Type | Silicon Bronze (ERCuSi-A) |
| Wire Diameter | 0.9mm |
| Weight | 15Kg |
| Melting Point | 980¡ãC |
| Tensile Strength | 108 KPSI |
| Brinell Hardness | 95 |
| Welding Process | GTAW/GMAW |
| Base Metals | Copper-silicon, Copper-zinc, Steel |
| Position Capability | All positions (flat preferred) |
| Standards | AWS A5.7 ERCuSi-A |
Applications
Ideal for: Automotive panel repairs, butt/fillet welding of galvanized tubes/sheets, hot water systems, marine components, and corrosion-resistant surface applications. Widely trusted in the fencing industry and automotive manufacturing for its low distortion and high corrosion resistance.
Performance Highlights
This silicon bronze wire offers excellent wetting action and minimal spatter, ensuring clean welds with strong adhesion. Its lower strength and high ductility allow for flexibility in load-bearing applications, while the 3% silicon content enhances fluidity and reduces cracking. Preheating is not required, saving time and energy during operations.
Quality Assurance
Manufactured in ISO-certified facilities, our ERCuSi-A wire undergoes rigorous testing for chemical composition, diameter consistency, and weld performance. Each 15Kg spool is vacuum-sealed to prevent oxidation, ensuring fresh wire for optimal arc stability.
Differentiation
Unlike generic copper alloys, our S211 wire features a precision layer-wound design that eliminates tangling and ensures uniform feed rate. Its low panel distortion property outperforms standard wires in automotive applications, while compliance with AWS A5.7 standards guarantees compatibility with leading welding machines.
FAQ
Q: Can this wire weld copper to steel?
A: Yes, it is specifically designed for joining copper-silicon/copper-zinc alloys to steel.
Q: Is preheating required?
A: No, preheating is not necessary for most applications.
Q: What gas should I use?
A: Inert gas (argon or argon-helium mix) is recommended for optimal results.
Q: Is this wire suitable for vertical welding?
A: Yes, it can be used in all positions, though flat position is preferred for best results.
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