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
Stainless Steel Welding Wire
ER309L MIG Wire for Welding Stainless to Carbon Steel with Superior Strength
Product Details
Our ER309L MIG Wire is a beast for welding stainless steel to carbon steel, delivering superior strength and durability. Packed with 23-25% chromium and 12-14% nickel, this low-carbon wire ensures smooth arcs, minimal spatter, and clean weld beads for MIG welding. It’s designed for tough jobs where dissimilar metals need to bond tightly, offering corrosion resistance and high tensile strength. Whether you’re working on heavy equipment or industrial structures, our ER309L wire gets you strong, reliable welds every time.
Industry Analysis
The stainless steel Welding Wire market is on fire, driven by demand in oil and gas, construction, and manufacturing where dissimilar metal welding is key. Joining stainless to carbon steel is critical for applications needing both strength and corrosion resistance, like pipelines and structural frameworks. Industry trends point to increased automation, with robotic MIG welding boosting efficiency, and a focus on sustainable materials to meet environmental standards. Our ER309L wire is built to excel, offering top performance for manual and automated setups in a fast-paced market.
| 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
ER309L MIG Wire is your go-to for welding stainless steel to carbon steel in demanding applications. It’s perfect for oil and gas pipelines, where strong, corrosion-resistant joints are a must. In construction, it’s used for mixed-metal structures like bridges and industrial frameworks. It also shines in heavy equipment repairs, joining stainless components to carbon steel parts in machinery or marine applications. From power plants to shipyards, this wire delivers robust welds that hold up under stress and harsh conditions.
Comparison Table
Parameter | Our ER309L MIG Wire | Competitor’s Stainless Steel Wire |
|---|---|---|
Alloy Type | 23-25% Cr, 12-14% Ni, low-carbon | Often less optimized alloy content |
Strength | Superior, ideal for dissimilar metal welds | Lower, less suited for heavy-duty tasks |
Corrosion Resistance | Excellent, perfect for harsh environments | Moderate, less reliable in corrosive settings |
Arc Stability | Smooth arc with minimal spatter | Inconsistent, prone to spatter |
Feedability | Outstanding, optimized for automated systems | May jam or feed inconsistently |
Weld Appearance | Clean, professional-grade beads | Uneven, may require rework |
Applications | Dissimilar welding, oil & gas, construction | Limited to less demanding tasks |
Welding Compatibility | Works with standard MIG welders | May need specialized equipment |
Why Choose Our ER309L MIG Wire?
Our ER309L MIG Wire is crafted to nail welding stainless steel to carbon steel with unmatched strength. Its high chromium-nickel blend delivers tough, corrosion-resistant welds that thrive in brutal environments like pipelines or marine equipment. Unlike other wires, ours offers silky-smooth arcs and flawless feedability, making it a breeze for both manual and robotic welding. Every spool goes through strict quality control to ensure consistent performance, so you can trust it for high-stakes jobs. Whether you’re building a bridge or repairing heavy machinery, our ER309L wire gives you the reliability and power to get it done right.
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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FAQ
What is ER309L MIG Wire used for?
It’s used for welding stainless steel to carbon steel in oil and gas, construction, and marine applications.Which industries rely on ER309L wire?
Oil and gas, construction, manufacturing, and marine industries use it for strong, dissimilar metal welds.Is ER309L suitable for joining dissimilar metals?
Yes, it’s designed for welding stainless to carbon steel with excellent strength.Can ER309L be used in automated welding systems?
Absolutely, its smooth feedability is perfect for robotic MIG welding.How does ER309L perform in corrosive environments?
It offers outstanding corrosion resistance, ideal for marine or chemical settings.Is ER309L compatible with standard MIG welders?
Yep, it works seamlessly with most MIG welding setups.What’s the advantage of ER309L for dissimilar welding?
It delivers high-strength, corrosion-resistant welds with clean beads.Can ER309L handle high-stress applications?
Definitely, its high tensile strength makes it ideal for load-bearing welds.
- Whatsapp：+86 199 0611 9641
- sales11@dlx-alloy.com
- NO.32 West Taihu Road, Xinbei District, Changzhou, Jiangsu,China