Home > Electrodes > AWS Class ER630 Mig & Tig Filler Welding Wire & Rod
Nestled in the heart of Manama, Bahrain, Niazi Stainless stands as a trusted name for industrial materials, renowned for its commitment to quality and reliability. We take pride in supplying premium welding consumables, including the exceptional AWS Class ER630 welding wires. Whether your project calls for MIG or TIG techniques, our ER630 filler rods are sourced to meet the most stringent standards, providing solutions that support the robust growth of the region’s infrastructure and industry.
This specific classification is a versatile 17-4PH type wire with a composition of about 17% chromium and 4% nickel, strengthened by additions of copper and niobium. In its heat-treated condition, it achieves impressive mechanical properties, including high tensile strength and excellent corrosion resistance, making it exceptionally durable. This unique combination allows it to perform reliably in challenging environments where both strength and longevity are critical.
| Classification | AWS A5.9, ER630 |
| Form | MIG spools, TIG cut lengths, Reels and Coils |
| Type Of Welding | Inert Gas Welding |
| Current | MIG-DCEP / TIG-DCEN |
| Diameters | .023”, .030”, .035”, .045”, 1/16”, 3/32”, 1/8” |
| Standard TIG straight lengths are available | 36” (914 mm) or 39” (1000 mm) lengths. Other lengths available upon request. |
| AWS ER630 MIG & TIG Filler Metal Application & uses |
|
| C | Cr | Ni | Mo | Mn | Si | P | S | Cu | Element | Amount |
| 0.05 | 16.00-16.75 | 4.5-5.0 | 0.75 | 0.25-0.75 | 0.75 | 0.03 | 0.03 | 3.25-4.00 | Nb | 0.15-0.30 |
| Yield, kpsi: | 135 |
| Tensile Strength, kpsi: | 150 |
| Elongation%, min: | 10 |
Contact us to get a quick quote for your requirement.
ER630 MIG filler wire provides high strength and excellent corrosion resistance, ideal for welding precipitation-hardening stainless steels in aerospace and industrial applications requiring durable, high-performance joints.
ER630 TIG filler wire offers superior strength and corrosion resistance, suitable for welding high-strength, precipitation-hardening stainless steels, ensuring robust welds for aerospace, petrochemical, and high-stress applications.
ER630 TIG filler rod delivers high strength and excellent corrosion resistance, perfect for welding precipitation-hardening stainless steels in critical applications like turbine blades and aerospace components, ensuring durability and performance.
Each AWS Class ER630 MIG and TIG Filler Welding Wire and Rod is carefully packed using high-quality materials. To prevent any damage or corrosion during shipping. We focus on customers satisfaction by assuring prompt delivery. Through efficient transportation methods. Our commitment to excellence extends to providing all necessary documentation at the time of delivery, ensuring transparency and seamless communication with our clients. This process guarantees that our products reach you in optimal condition and on time.
The primary use of this wire is for joining similar and dissimilar stainless steels, particularly where high strength is required without sacrificing resistance to corrosion. It finds extensive applications across the petrochemical industry, chemical processing plants, and power generation facilities. From constructing pressure vessels and pipelines to repairing pump parts and valves, this filler wire is the go-to choice for critical welds that must endure stress and corrosive elements over the long term.







©2024 Niazi Stainless All Rights Reserved.