Welding plays a significant role in numerous industries, from construction and automotive to aerospace and shipbuilding. An appropriate welding electrode is vital to ensure a strong and durable weld. AWS Class E410NiMo-16 coated electrodes are among the most popular choices for welding applications requiring high tensile strength and corrosion resistance. This blog post closely examines these coated electrodes’ composition, physical and mechanical properties, and their uses in different applications.
What are AWS Class E410NiMo-16 Coated Electrodes?
AWS Class E410NiMo-16 welding Electrodes is a welding electrode that joins metal materials. This type of electrode features an Iron-Nickel-Molybdenum alloy coating which helps form strong welds with excellent corrosion resistance and high strength in low-temperature applications. It is primarily used for joining stainless steel, weathering steel, carbon steel, and other high-strength metals. Additionally, the iron base coating helps reduce the possibility of porosity while welding.
E410NiMo-16 Coated Electrodes Composition
AWS Class E410NiMo-16 electrodes are made with a nickel-chromium-molybdenum alloy containing a small quantity of titanium and niobium. This composition is specially formulated to impart superior weldability and corrosion resistance to the weld metal. The coating on the electrode consists of various compounds, including titanium dioxide, iron oxide, and calcium fluoride, designed to support the welding process and improve the quality and appearance of the weld.
| C | Cr | Ni | Mo | Mn | Si | P | S | Cu |
| 0.06 | 11.0-12.5 | 4.0-5.0 | 0.40-0.70 | 1.0 | 0.90 | 0.04 | 0.03 | 0.75 |
E410NiMo-16 Welding Electrodes Physical Properties
AWS Class E410NiMo-16 welding alloy have a diameter range of 1.6mm to 4mm and come in various lengths. The colour of the electrode coating is usually light grey. They have a high deposition rate and produce a smooth, spatter-free weld bead. The electrodes’ operating temperature ranges between 300°C and 400°C.
E410NiMo-16 Coated Electrodes Mechanical Properties
AWS Class E410NiMo-16 welding wire offer excellent mechanical properties, including high tensile strength (over 500 MPa) and wear resistance. They have yield strength of around 350 MPa and an elongation of 35%. The weld metal produced by these electrodes is also highly resistive to cracking, particularly the dangerous hydrogen-induced cracking (HIC) that can occur in the presence of hydrogen.
| Yield Strength | 79,000 psi |
| Tensile Strength | 63,500 psi |
| Elongation | 24% |
E410NiMo-16 Welding Electrodes Trade Names
| Class | UNS | Oxford Alloys | BOHLER | UTP |
| E410NiMo-16 | W41016 | Alloy 410NiMo-16 | BOHLER FOX CN 13/4 | YTP 6635 E410NIMO |
E410NiMo-16 Coated Electrodes Parameters
| 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 |
E410NiMo-16 Coated Electrodes Uses
AWS Class E410NiMo-16 filelr wire are suitable for various applications that require high strength and corrosion resistance, particularly in seawater environments, pulp and paper, chemical processing, and power generation. They are commonly used in welding piping, valves, heat exchangers, and pressure vessels. The electrodes can also be used to weld dissimilar metals, such as stainless steel, to nickel or copper-nickel alloys.
E410NiMo-16 Coated Electrodes Heat Treatment
AWS Class E410NiMo-16 filler metal do not require any post-weld heat treatment. However, in some cases, annealing or stress-relieving heat treatment can be performed to achieve desired mechanical properties or reduce residual stresses in the weld.
E410NiMo-16 Welding Electrodes Corrosion Resistance
AWS Class E410NiMo-16 wire demonstrate excellent resistance to various forms of corrosion, including pitting, crevice, and stress corrosion cracking, making them ideal for use in harsh marine and chemical environments.
Conclusion
AWS Class E410NiMo-16 coated electrodes are an excellent choice for welding applications requiring high strength and corrosion resistance. Their unique composition, physical and mechanical properties, and corrosion resistance make them ideal for various industrial applications. By understanding the details of AWS Class E410NiMo-16 coated electrodes, welders and fabricators can make informed decisions and produce high-quality welds that meet stringent quality standards.
Meet Bhavesh, a seasoned blogger with a wealth of knowledge and experience. From metal products manufacturing to retail, Bhavesh has a diverse background in various industries and is dedicated to sharing his insights and expertise with readers.
