Home > Electrodes > AWS Class E330-16 Electrodes
Niazi Stainless stands out as a top-notch manufacturer and supplier based in Manama, Bahrain, specializing in high-quality **AWS Class E330-16 Electrodes** that are built to perform exceptionally well in extreme heat and corrosive environments. This company has earned a solid reputation for providing welding consumables that guarantee stable arc control, impressive weld penetration, and remarkable durability. Their E330-16 electrodes are specifically designed to meet the rigorous demands of industries that operate under high temperatures, ensuring that welds maintain their structural integrity even when faced with severe thermal cycling. With a strong focus on quality, precision, and customer satisfaction, Niazi Stainless plays a vital role in supporting critical fabrication and maintenance tasks across various industrial sectors.
The AWS Class E330-16 Electrodes are crafted with significant amounts of nickel (about 34–37%) and chromium (around 14–17%), which gives them outstanding resistance to carburization, oxidation, and scaling at high temperatures. The alloy retains its austenitic structure even in extreme heat, ensuring consistent mechanical properties. These electrodes offer good tensile strength, excellent creep resistance, and superior thermal stability, making them perfect for welding materials that are continuously exposed to high-temperature conditions. Their rutile coating guarantees smooth arc performance, minimal spatter, and easy slag removal, resulting in clean and reliable weld deposits.
| Classification | AWS A5.4, E330-16 |
| Form | Welding Electrode, Welding Rods |
| Type Of Current | AC-DCEP (Direct Current Electrode Positive) |
| Welding Position | F, V, OH, H |
| Size | 2.0 mm, 2.50 mm, 3.15 mm, 4.00 mm, 5.0 mm |
| AC/DC+ | AC or DC (+) |
| JIS Specification | BS 2926 19.9 A R |
| Other Specification | DIN 8556 E19 9 R 23 A |
| AWS E330-16 Coated Electrodes Application & uses |
|
| C | Cr | Ni | Mo | Mn | Si | P | S | Cu |
| 0.18-0.25 | 14.0-17.0 | 33.0-37.0 | 0.75 | 1.0-2.5 | 1.00 | 0.04 | 0.03 | 0.75 |
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These electrodes offer excellent corrosion resistance for welding stainless steel. They are typically available in diameters ranging from 2.5 mm to 5.0 mm and lengths of 300 mm to 450 mm. The light coating ensures smooth arc stability and ease of operation.
Providing superior corrosion resistance, heavy-coated electrodes are designed for demanding environments. Sizes generally range from 3.2 mm to 5.0 mm in diameter and lengths of 350 mm to 450 mm. The heavy coating enhances the arc stability and weld quality in challenging applications.
These electrodes feature excellent corrosion resistance and are ideal for shielded arc welding. They come in diameters from 2.5 mm to 4.0 mm and lengths of 300 mm to 450 mm. The shielding provides effective protection against contamination during the welding process.
Niazi Stainless ensures top-quality products like AWS Class E330-16 Electrodes, verified through tests such as hardness, spectro analysis, PMI and flaring. We conduct micro and macro tests, pitting resistance, and IGC tests for guaranteed performance. Comprehensive documentation, including invoices, packaging lists and labels, is provided. Our legalized Certificate of Origin and Third-Party Inspection Certificates assure customers of our commitment to quality and customer satisfaction.
AWS Class E330-16 Electrodes are extensively used for welding heat-resistant alloys and components that face extremely high temperatures. They find common applications in furnace equipment, petrochemical processing units, heat-treating facilities, refinery components, burner assemblies, and structures in thermal power plants. These electrodes are particularly well-suited for fabricating and repairing radiant tubes, retorts, furnace conveyors, and other components that endure severe thermal cycling and oxidation. Their exceptional resistance to carburization and scaling ensures long-lasting weld performance, making them a top choice for industries that demand reliability and durability.







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