DZX METAL PRODUCT CATEGORY
Welding wire and rod
Welding wire and rod are essential filler materials used in welding processes to fill gaps and bond metal components. DLX Alloy provides high-purity alloy compositions that offer optimal strength, corrosion resistance, and total compatibility with different base materials for critical industrial applications.
✓ MTR (Material Test Report) Provided
✓ 500T Monthly Capacity
✓ Stock Available for Immediate Global Shipping
Available Grades and Products

Wire
- Common Diameter: 0.8mm, 1.0mm, 1.2mm, 1.6mm, 2.0mm, 2.4mm, 3.2mm
- Thin Diameter : 0.2mm-0.8mm (for precision welding)
- Length: Available in coiled wire and straight wire, the length of coiled wire depends on the wire diameter and weight (e.g. 5kg, 15kg and 25kg per spool)

Rod
- Common Diameter: 2.0mm, 2.5mm, 3.2mm, 4.0mm, 5.0mm
- Common Length: 300mm, 350mm, 400mm
Chemical Composition
| Type | Chemical Composition | Properties |
| Nickel Alloy Welding Wire | Nickel (Ni) Chromium (Cr) Molybdenum (Mo) Iron (Fe) Cobalt (Co) | High resistance to oxidation and corrosion, ideal for extreme chemical and high-temperature applications |
| Nickel Alloy Welding Rod | Nickel (Ni) Chromium (Cr) Molybdenum (Mo) Cobalt (Co) Tungsten (W) | Specifically designed for high-temperature corrosion resistance and high-strength structural welding |
| Carbon Steel Welding Wire | Carbon (C) Manganese (Mn) Silicon (Si) | High strength, suitable for low-carbon and medium-carbon steel welding |
| Carbon Steel Welding Rod | Carbon (C) Manganese (Mn) Silicon (Si) Iron (Fe) | Strong operability, ideal for welding general carbon steel structures |
| Stainless Steel Welding Wire | Chromium (Cr) Nickel (Ni) Molybdenum (Mo) Nitrogen (N) | Excellent corrosion resistance, suitable for high-temperature and high-humidity environments |
| Stainless Steel Welding Rod | Chromium (Cr) Nickel (Ni) Molybdenum (Mo) Nitrogen (N) | Matches well with the base metal, offering high corrosion and heat resistance in weld seams |
| Cast Iron Welding Rod | Nickel (Ni) Iron (Fe) Manganese (Mn) Copper (Cu) | Suitable for repairing cast iron parts, preventing crack formation |
| Aluminum Welding Wire | Aluminum (Al) Silicon (Si) Magnesium (Mg) | High electrical conductivity, good oxidation film protection, ideal for lightweight structure welding |
Physical & Mechanical Properties
| 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 (%) |
| Nickel Alloy Welding Wire | 8.4 | 1350-1400 | 1-2 | 13.1 | 600-800 | 400-600 | 30-40 |
| 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 |
| Welding Rod Type | Coating | Electrical Resistivity (10⁻⁶ Ω·cm) | Hardness (HV) | Heat Resistance (°C) | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation at Break (%) |
| Nickel Alloy Welding Rod | Alkaline coated | 80-100 | 200-300 | < 1200 | 700-900 | 450-650 | 20-35 |
| 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 |
| AWS Classification | Applications |
| 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 |
| 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 |
| 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 |
Features
- Customizable composition, incorporating iron, nickel, aluminum, copper, and titanium for different welding needs
- Ensures consistent and smooth weld deposits, enhancing joint quality and durability
- Offers high strength, toughness, and corrosion resistance, suitable for demanding work environments
- Compatible with multiple welding methods, including SMAW (Shielded Metal Arc Welding), GMAW/MIG, FCAW, and GTAW/TIG
Applications
- Construction: Used in high-rise buildings, bridges, and tunnels for structural welding
- Manufacturing: Applied in automotive, shipbuilding, and aerospace for assembling and repairing metal components
- Energy industry: Utilized in nuclear power plants, thermal power stations, and oil & gas pipelines
- Chemical industry: Essential for fabricating and maintaining reactors, storage tanks, and heat exchangers
- Machinery & heavy equipment: Supports machine tool production, agricultural machinery, and engineering equipment repairs
- Home appliances: Used in welding metal enclosures and components for refrigerators, washing machines, and household appliances


