Home > Electrodes > AWS Class E630-16 Electrodes
Niazi Stainless stands out as a top-notch manufacturer and supplier based in Manama, Bahrain, specializing in high-quality **AWS Class E630-16 Electrodes** that are perfect for high-performance welding of nickel-chromium-molybdenum alloys. Known for their precision, consistency, and durability, these electrodes provide excellent arc stability, create smooth weld beads, and offer outstanding corrosion resistance even in harsh chemical and high-temperature settings. The E630-16 electrodes are particularly suited for critical fabrication, maintenance, and repair tasks, ensuring that welds remain reliable and long-lasting. Niazi Stainless delivers welding consumables that meet the rigorous demands of industries that require top-tier nickel alloy welds.
The AWS Class E630-16 Electrodes are primarily made up of nickel (58–63%), chromium (26–30%), and molybdenum (5–6%), which gives them remarkable resistance to pitting, crevice corrosion, and oxidation at high temperatures. On the mechanical side, these electrodes boast high tensile strength, good ductility, and dependable toughness, making them ideal for welding nickel-based alloys and different metals. The rutile coating guarantees smooth arc performance, easy slag removal, and minimal spatter, resulting in clean, strong, and durable weld deposits.
| Classification | AWS A5.4, E630-16 |
| 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 E630-16 Coated Electrodes Application & uses |
|
|
Carbon (C) |
0.03 |
|
Chromium (Cr) |
16.58 |
|
Copper (Cu) |
3.55 |
|
Iron (Fe) |
Balance |
|
Manganese (Mn) |
0.56 |
|
Molybdenum (Mo) |
0.20 |
|
Nickel (Ni) |
4.78 |
|
Niobium (Nb) |
0.24 |
|
Nitrogen (N) |
0.04-0.08 |
|
Phosphorous (P) |
0.018 |
|
Silicon (Si) |
0.44 |
|
Sulfur (S) |
0.02 |
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These electrodes offer exceptional corrosion resistance and are ideal for various stainless steel welding applications. They typically come in sizes like 1/8″, 5/32″, and 3/16″. The light coating ensures smooth arc stability and minimal spatter during welding.
Offering robust corrosion resistance, these electrodes are designed for demanding welding tasks on stainless steel. Available in sizes such as 1/8″, 5/32″, and 3/16″, the heavy coating enhances arc stability and slag removal, making them suitable for heavy-duty applications.
These electrodes provide superior corrosion resistance for stainless steel welding with shielded arc protection. They are typically available in diameters of 1/8″, 5/32″, and 3/16″. The shielded arc ensures clean, strong welds with minimal contamination.
We ensure a high quality standard with our offerings on the AWS Class E630-16 Electrodes. Our product details include commercial invoices and packaging lists, along with fumigation certificates and heat treatment charts, quality assurance plans and approved laboratory test reports. We also include several test certificates for the electrodes. These certificates include MTC as per EN 10204/3.1b, PMI Test Certificate, 100% radiography test report, and Third-Party Inspection Certificate. We aim to guarantee 100% client satisfaction and confidence in our products by providing these thorough certifications.
These AWS Class E630-16 Electrodes are widely utilized in industries that demand corrosion-resistant and high-temperature-capable welds. You’ll often find them in chemical processing plants, petrochemical facilities, marine and offshore equipment, pressure vessels, heat exchangers, and piping systems that are exposed to aggressive chemicals. Their exceptional corrosion resistance, high-temperature performance, and mechanical strength make them perfect for fabrication, maintenance, repair, and joining tasks in critical industrial environments.







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