Home > Electrodes > AWS Class E630-16 Electrodes
Walid Stainless, located in Tunis, Tunisia, has earned a solid reputation as a reliable manufacturer and supplier of specialized stainless steel welding consumables tailored for tough industrial applications. Among their standout offerings are the AWS Class E630-16 electrodes, crafted specifically for welding precipitation-hardening stainless steels that demand both high strength and excellent corrosion resistance. These electrodes are known for their smooth arc characteristics, stable metal transfer, and robust, crack-resistant weld deposits. Walid Stainless employs cutting-edge manufacturing techniques and rigorous quality control to ensure they meet international standards, serving industries like aerospace, power generation, petrochemical, tooling, and heavy engineering.
The AWS Class E630-16 electrodes are designed for precipitation-hardening stainless steel and are typically alloyed with chromium, nickel, and copper, along with carefully controlled amounts of manganese and silicon. This specific blend allows the weld metal to gain strength through heat treatment, resulting in impressive mechanical properties. When properly treated, weld deposits made with E630-16 electrodes can achieve tensile strength ranging from 100 to 130 ksi (690 to 900 MPa), along with good toughness and moderate corrosion resistance. Following the right welding procedures and post-weld heat treatment is crucial to maximizing performance and reducing the risk of cracking.
| 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 commonly used for welding and repairing components made from precipitation-hardening stainless steel that require high strength and wear resistance. Typical applications include parts for aircraft, turbine components, shafts, gears, valves, molds, and tooling. They are also perfect for rebuilding worn or damaged components that face high loads and cyclic stresses. Thanks to their ability to deliver exceptional mechanical strength after heat treatment, these electrodes are a top choice for fabrication, maintenance, and repair tasks in high-performance industrial settings.







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