Home > Electrodes > AWS Class E309/309H-16 Electrodes
The AWS Class E309/309H‑16 electrodes are a type of austenitic stainless steel stick welding rods, specifically crafted for outstanding corrosion resistance, high-temperature applications, and welding different types of metals together. They work great for welding stainless steels that contain about 22% chromium and 12% nickel, and they’re also perfect for connecting stainless steel to carbon or low-alloy steels.
When it comes to the typical composition of the weld metal, the 309H variant has around 0.04% carbon, 22–25% chromium, 12–14% nickel, up to 0.75% molybdenum, 0.5–2.5% manganese, and up to 1.0% silicon. In terms of mechanical properties, you can expect a tensile strength of about 620 MPa and an elongation of roughly 36%, which means you’ll get strong, corrosion-resistant welds.
| Classification | AWS A5.4, E309/309H-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 E309/309H-16 Coated Electrodes Application & uses |
|
| C | Cr | Ni | Mo | Mn | Si | P | S | Cu |
| 0.04 | 22.0-25.0 | 12.0-14.0 | 0.75 | 0.5-2.5 | 1.00 | 0.04 | 0.03 | 0.75 |
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Designed for welding stainless steel to mild steel or other stainless steel types, these electrodes offer high corrosion resistance. Typically available in sizes like 3/32″ to 1/8″ diameter, they provide excellent weld quality with minimal spatter.
These electrodes are ideal for general-purpose welding, offering good corrosion resistance for stainless steel applications. Sizes usually range from 1/8″ to 3/16″ in diameter, and they ensure smooth welding with light flux coatings for improved visibility and control.
Suitable for heavy-duty welding tasks, these electrodes enhance corrosion resistance and are used for thick stainless steel sections. Common sizes include 5/32″ to 1/4″ diameter, featuring a thicker coating for robust and stable arc performance.
We ensure full transparency of our AWS Class E309/309H-16 Electrodes with high-quality assurance. All orders are accompanied by all the necessary documents, such as a commercial invoice, packing list, fumigation certificate, heat treatment chart, and NABL-approved lab test report. We provide Material Test Certificate as per EN 10204/3.1b, PMI Test Certificate, 100% radiography test report, and Third-Party Inspection Certificate. Our comprehensive documentation is organized for maximum client satisfaction.
You’ll often find E309/309H‑16 electrodes being used in chemical plants, power generation facilities, industrial fabrication, high-temperature service equipment, and in overlay or cladding operations where both corrosion and heat resistance are essential.







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