Welcome to Jiangsu DZX Factory.
Email:sales11@dlx-alloy.com Mobile/Whatsapp:+86 199 0611 9641
Professional manufacturer of welding wires and spraying wires,over 22 years.
Whatsapp：+8619906119641
Email：sales11@dlx-alloy.com
Add：NO.32 West Taihu Road, Xinbei District, Changzhou, Jiangsu,China
Aluminum welding wire
ER4047 TIG Welding Wire for Aluminum Casting Repair and Joining Applications
Product Details
Our ER4047 TIG Welding Wire is your go-to for aluminum casting repair and joining applications. Loaded with 12% silicon, this wire has a low melting point and awesome fluidity, making it perfect for filling cracks in castings or joining aluminum parts. Designed for TIG welding, it delivers smooth arcs, minimal spatter, and clean weld beads that look sharp and hold strong. Whether you’re patching up a casting or joining dissimilar alloys, our ER4047 wire gets the job done with precision and reliability.
Industry Analysis
The aluminum welding wire market is on a roll, driven by industries like automotive, aerospace, and manufacturing that rely on aluminum for its lightweight and corrosion-resistant properties. Casting repair and joining applications are in high demand as companies aim to extend the life of aluminum components while keeping costs down. Trends show a shift toward automation, with robotic TIG welding gaining traction for its precision. Sustainability is also a big deal, with aluminum’s recyclability making it a top choice. Our ER4047 wire is built to meet these needs, offering top performance for both manual and automated setups.
| AWS Classification | Applications |
| ERNiCr-3 | Used for welding 600, 601, and 800 alloys and dissimilar welding between stainless steel and carbon steel |
| ERNiCrFe-7 | Suitable for welding nickel-chromium-iron alloys under ASTM B163, B166, B167, and B168 standards |
| ERNiCrFe-6 | Designed for welding steel to nickel-chromium-iron alloys, as well as stainless steel to nickel-based alloys |
| ERNiCrCoMo-1 | Used for welding nickel-chromium-cobalt-molybdenum alloys and various high-temperature alloys |
| ERNiCrMo-3 | Suitable for nickel alloy, carbon steel, stainless steel, and low alloy steel welding, primarily used for 625, 601, 802 alloys, and 9% nickel alloys |
| ERNi-CI | Used for welding commercially pure nickel, malleable cast iron, and gray cast iron |
| ERCuNi | Suitable for welding 70/30, 80/20, and 90/10 copper-nickel alloys |
| ERNiCu-7 | Used for welding nickel-copper alloys such as B127, B163, B164, and B165 |
| ERNi-1 | Designed for welding pure nickel castings and forgings, including those under ASTM B160, B161, B162, and B163 standards |
| ERNiFeMn-CI | Suitable for welding nodular cast iron, ductile iron, malleable cast iron, and gray cast iron, as well as their dissimilar welding to stainless steel, carbon steel, low alloy steel, and various nickel alloys |
| ERNiCrMo-4 | Used for welding nickel-chromium-molybdenum alloys, or for welding nickel-chromium-molybdenum alloys to steel and other nickel-based alloys |
| ERNiCrMo-11 | uitable for self-welding nickel-chromium-molybdenum alloys, dissimilar welding with steel and other nickel alloys, and also for cladding applications |
| ERNiCrMo-13 | Used for welding low-carbon nickel-chromium-molybdenum alloys |
| ENiCrMo-3 | Designed for welding nickel-chromium-molybdenum alloys, including 625, 800, 801, 825, and 600 |
| ENiCrFe-3 | Used for welding nickel-chromium-iron alloys and for dissimilar welding with carbon steel |
| ENiCrFe-2 | Suitable for welding austenitic steel, ferritic steel, and high-nickel alloys, also used for 9% nickel alloy welding |
| ENiCu-7 | Primarily used for welding nickel-copper alloys and their dissimilar welding with steel |
| ENiCrFe-7 | Ideal for welding 690 (UNS N06690) nickel-chromium-iron alloys |
| ENiCrMo-4 | Designed for C-276 alloy welding and most nickel-based alloys |
| ENiCrCoMo-1 | Suitable for welding nickel-chromium-cobalt-molybdenum alloys and various high-temperature alloys |
| ERCuNi | Used for welding forged or cast 70/30, 80/20, and 90/10 copper-nickel alloys |
| ENiCrMo-13 | Used for welding low-carbon nickel-chromium-molybdenum alloys |
| ENiCrMo-11 | Used for welding low-carbon nickel-chromium-molybdenum alloys |
| Welding Wire Type | Density (g/cm³) | Melting Point (°C) | Electrical Conductivity (% IACS) | Coefficient of Thermal Expansion (10⁻⁶/°C) | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation at Break (%) |
| Carbon Steel Welding Wire | 7.85 | 1450 | 8-10 | 11.8 | 400-550 | 300-400 | 20-25 |
| Stainless Steel Welding Wire | 7.9 | 1350-1450 | 2-5 | 16-17 | 550-650 | 300-400 | 30-40 |
| Aluminum Welding Wire | 2.7 | 600-660 | >60 | 23.1 | 150-200 | 75-100 | >20 |
| Nickel Alloy Welding Wire | 8.4 | 1350-1400 | 1-2 | 13.1 | 600-800 | 400-600 | 30-40 |
| Welding Rod Type | Coating | Electrical Resistivity (10⁻⁶ Ω·cm) | Hardness (HV) | Heat Resistance (°C) | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation at Break (%) |
| Carbon Steel Welding Rod | Acid coated, alkaline coated | 10-15 | 150-200 | < 450 | 400-550 | 300-400 | 20-25 |
| Stainless Steel Welding Rod | Acid coated, alkaline coated | 60-80 | 200-400 | < 800 | 550-750 | 350-450 | 25-35 |
| Cast Iron Welding Rod | Alkaline coated | 90-120 | 250-450 | 300-600 | 300-500 | 150-300 | 10-20 |
| Nickel Alloy Welding Rod | Alkaline coated | 80-100 | 200-300 | < 1200 | 700-900 | 450-650 | 20-35 |
For more other size details, pls directly contact us
ER4047 TIG Welding Wire is a champ for specialized tasks. It’s perfect for repairing aluminum castings in automotive parts like engine blocks, transmission housings, and wheels, where filling cracks and voids is critical. For joining applications, it’s ideal for connecting dissimilar aluminum alloys in aerospace components, HVAC systems, and industrial equipment. Its high silicon content ensures smooth flow, making it great for intricate welds and thin sections. From repair shops to high-tech manufacturing, this wire delivers strong, clean joints every time.
Comparison Table
|
Parameter |
Our ER4047 TIG Wire |
Competitor’s Aluminum Wire |
|---|---|---|
|
Alloy Type |
Silicon-alloyed (12% Si) |
Often lower Si content, less effective |
|
Melting Point |
Low, ideal for casting repair and joining |
Higher, less suited for delicate welds |
|
Arc Stability |
Excellent, smooth arc with minimal spatter |
Moderate, prone to arc issues |
|
Fluidity |
Superior flow for casting repairs and joining |
Limited flow, less precise for complex welds |
|
Weld Appearance |
Clean, professional-grade beads |
Inconsistent, may need post-weld cleanup |
|
Applications |
Casting repair, joining, aerospace, HVAC |
Limited to general welding tasks |
|
Corrosion Resistance |
High, great for harsh environments |
Moderate, less reliable in tough conditions |
|
Automation Support |
Optimized for robotic and manual TIG welding |
Less consistent in automated systems |
Why Choose Our ER4047 TIG Welding Wire?
Our ER4047 TIG Welding Wire is designed to make aluminum casting repair and joining a breeze. Its high silicon content gives it killer fluidity and a low melting point, ensuring flawless welds on tricky castings or dissimilar alloys. Unlike other wires, ours delivers smooth arcs and minimal spatter, whether you’re welding by hand or with a robot. We put every spool through strict quality checks to guarantee consistent performance, so you can tackle demanding jobs with confidence. For automotive repairs, aerospace components, or HVAC assemblies, our ER4047 wire offers the precision and strength you need to nail it.
About Us:
Our 12,000㎡ factory is equipped with complete capabilities for research, production, testing, and packaging. We strictly adhere to ISO 9001 standards in our production processes, with an annual output of 1,200 tons. This ensures that we meet both quantity and quality demands. Furthermore, all products undergo rigorous simulated environment testing including high temperature, high pressure, and corrosion tests before being dispatched, ensuring they meet customer specifications. We also provide chemical analysis reports for every FeCrAl alloy, NiCr alloy, and other products purchased.
For all our clients, we offer timely and multilingual after-sales support and technical consulting, helping you resolve any issues swiftly and efficiently.
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FAQs:
-
What is ER4047 TIG Welding Wire used for?
It’s used for repairing aluminum castings and joining dissimilar aluminum alloys. -
Which industries rely on ER4047 wire?
Automotive, aerospace, HVAC, and manufacturing industries use it for precision welds. -
Is ER4047 suitable for casting repairs?
Yes, its high silicon content and fluidity make it ideal for filling cracks in castings. -
Can ER4047 join dissimilar aluminum alloys?
Absolutely, it creates strong bonds between different aluminum grades. -
How does ER4047 perform in automated TIG welding?
It’s optimized for robotic systems, with consistent performance and stable arcs. -
Is ER4047 good for thin aluminum sections?
Definitely, its low melting point prevents burn-through on delicate materials. -
Does ER4047 work with standard TIG welders?
Yep, it’s compatible with most TIG welding setups, no special gear needed. -
What’s the advantage of ER4047 for casting repair and joining?
It offers excellent fluidity, minimal spatter, and strong, clean welds for precision tasks.
- Whatsapp：+86 199 0611 9641
- sales11@dlx-alloy.com
- NO.32 West Taihu Road, Xinbei District, Changzhou, Jiangsu,China