Home > Electrodes > AWS Class E308/308H-16 Electrodes
Njabulo Stainless, based in Cape Town, South Africa, specializes in manufacturing and supplying top-notch AWS Class E308/308H-16 electrodes, perfect for welding austenitic stainless steels, especially grades 304 and 304H. These electrodes are celebrated for their reliability and consistent performance, ensuring excellent weld integrity and enhanced strength even at high temperatures. Njabulo Stainless guarantees that these electrodes meet international standards, making them a great choice for demanding industries like power generation, chemical processing, and food manufacturing, where corrosion resistance and durability at elevated temperatures are crucial.
The AWS Class E308/308H-16 electrodes boast a chemical makeup rich in chromium (18-20%) and nickel (8-12%), with the “H” variant having a higher carbon content to boost creep strength and high-temperature resistance. When used, these electrodes create weld metal with a tensile strength typically around 550 MPa (80 ksi), providing superior mechanical properties for high-temperature applications. They also offer excellent corrosion resistance, good ductility, and smooth arc characteristics, making them suitable for welding in any position.
| Classification | AWS A5.4, E308/308H-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 E308/308H-16 Coated Electrodes Application & uses |
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| C | Cr | Cu | Ferrite | Mn | Mo | Ni | Si |
| 0.04 % | 20 % | 0.10 % | 9 FN % | 1.80 % | 0.30 % | 10 % | 0.50 % |
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Light-coated electrodes are ideal for welding 18-8 austenitic stainless steel, offering smooth weld beads with minimal slag formation. Available in sizes ranging from 3/32″ to 5/32″ in diameter, they are suited for applications where easy slag removal is essential.
Heavy-coated electrodes provide enhanced slag control and stable arc characteristics, making them suitable for high-heat applications. These electrodes come in sizes from 3/32″ to 5/32″ in diameter and are ideal for out-of-position welding due to their robust coating.
Shielded arc electrodes offer high weld quality with reduced spatter, making them excellent for shielded arc welding. Available in sizes ranging from 3/32″ to 5/32″ in diameter, they provide superior arc stability and slag detachability, resulting in cleaner welds.
These electrodes are frequently employed for welding stainless steel components that face high temperatures, such as boilers, heat exchangers, and pressure vessels. Their ability to endure thermal cycling and stress corrosion makes them ideal for fabrication and repair work in power plants, chemical facilities, and various industrial environments. With AWS Class E308/308H-16 electrodes, you can count on strong, durable welds that perform reliably under tough operating conditions.
The AWS Class E308/308H-16 electrodes are mainly used for welding austenitic stainless steels containing 18% chromium and 8% nickel. These welds find significant application in chemical processing, food processing equipment, and heat exchangers. They provide good-quality welds with excellent strength and durability by virtue of superior corrosion resistance. These are specially recommended for the welding of low-carbon and stabilized grades of stainless steel. E308/308H-16 electrodes are mainly used in automotive, petrochemical, and manufacturing industries for welding where good weld quality along with resistance to oxidation is desired.







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