AWS Class E309/309H-16 Coated Electrodes Manufacturer and Supplier in Muscat, OMAN
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Fatma Welding Supplies, based in Muscat, OMAN, is a trusted manufacturer and supplier specializing in high-quality welding consumables, including AWS Class E309/309H-16 Coated Electrodes. With a strong commitment to excellence, we provide durable and reliable products designed to meet the demanding requirements of stainless steel welding applications. Our E309/309H-16 electrodes are engineered for superior performance, offering excellent corrosion resistance, strength at high temperatures, and smooth weld finishes. At Fatma Welding Supplies, we focus on delivering consistent quality, competitive pricing, and timely service, making us a preferred choice for industries across construction, fabrication, petrochemical, and power generation sectors.
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AWS Class E309/309H-16 Coated Electrodes Specification
| 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 |
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What is AWS Class E309/309H-16 Coated Electrodes?
AWS Class E309/309H-16 Coated Electrodes are composed of high chromium (23–25%) and nickel (12–14%) with low carbon content in the 309H variant, enhancing resistance to intergranular corrosion and maintaining stability at elevated temperatures. These electrodes deliver excellent mechanical properties, including tensile strength of around 550 MPa, yield strength of 350 MPa, and elongation of 35%. The weld metal offers superior oxidation resistance up to 1000°C, making it suitable for joining dissimilar metals, stainless steel to carbon steel, and applications requiring high thermal strength and durability.
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AWS Class E309/309H-16 Coated Electrodes Chemical Composition
| 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 |
AWS Class E309/309H-16 Coated Electrodes Equivalent
| Diameter | Process | Volt | Amps (flat) | Amps (V/OH) | |
| in | (mm) | ||||
| 3/32 | (2.4) | SMAW | 24-28 | 70-85 | 65-75 |
| 1/8 | (3.2) | SMAW | 26-30 | 85-110 | 80-90 |
| 5/32 | (4.0) | SMAW | 28-32 | 110-140 | 100-120 |
| 3/16 | (4.8) | SMAW | 28-32 | 120-160 | 110-130 |
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Leading Industrial Supplier of AWS Class E309/309H-16 Coated Electrodes For Welding Solutions in OMAN
At Fatma Welding Supplies, we take pride in being one of OMAN’s trusted suppliers of high-quality welding consumables. Our expertise lies in AWS Class E309/309H-16 Coated Electrodes, engineered for precision, durability, and resistance to corrosion. With a strong commitment to quality and customer satisfaction, we provide welding solutions that support industries across construction, energy, shipbuilding, and manufacturing.
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Types of AWS Class E309/309H-16 Coated Electrodes
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AWS Class E309/309H-16 Coated Electrodes Uses
AWS Class E309/309H-16 Coated Electrodes are widely used for welding dissimilar metals such as stainless steel to mild or low-alloy steels, providing strong and durable joints with excellent resistance to cracking. These electrodes are highly suitable for fabrication and repair in industries like petrochemical, chemical processing, power generation, and construction, where high-temperature strength and corrosion resistance are critical. They are also used for cladding carbon steel surfaces with stainless steel to enhance wear and oxidation resistance. Common applications include pressure vessels, boilers, heat exchangers, furnace parts, piping systems, and other components exposed to extreme heat and corrosive environments.
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