ThePipingMart Blog Welding Electrodes AWS Class E316/316L-16 Coated Electrodes – Composition, Properties, and Uses

AWS Class E316/316L-16 Coated Electrodes – Composition, Properties, and Uses

AWS Class E316/316L-16 Coated Electrodes

Choosing the right electrode for the job is critical for welding. One of the most popular options today is AWS Class E316/316L-16 Coated Electrodes. This electrode type is designed for welding alloy, making it an essential tool for various industries. This blog post will explore the composition, physical and mechanical properties, use, heat treatment, and corrosion-resistant properties of AWS Class E316/316L-16 Coated Electrodes.

What are AWS Class E316/316L-16 Coated Electrodes?

AWS Class E316/316L-16 Coated Electrodes are welding consumables for low-carbon stainless steel, austenitic stainless steel joining, soldering, and metal surfacing. The coating consists of a flux compound and an alloying element. These electrodes have excellent corrosion resistance against various acids and caustic solutions due to the flux composition that helps reduce oxidation. Additionally, they provide superior mechanical properties by offering strength in both room temperature and elevated temperatures up to 1400°F (760°C). These electrodes are easy to use because it requires just one pass when welding in thin sections. Furthermore, they offer higher weld rates with minimal heat input so that you can achieve high-quality welds without needing additional repair or rework.

E316/316L-16 Welding Electrodes Composition

AWS Class E316/316L-16 filler wire comprise low carbon content, low nickel content, and molybdenum stainless steel. The electrode also contains a small amount of titanium, making welding electrode easier. The low carbon content helps to prevent carbide precipitation, while the low nickel content provides improved resistance to intergranular corrosion.

C Cr Ni Mo Mn Si P S Cu
0.05 1.60 0.40 12 19 2.30 0.20 5.5 FN

E316/316L-16 Coated Electrodes Physical Properties

The AWS Class E316/316L-16 Coated Electrodes have a diameter of 3/32 inches and come in lengths of 14 inches. The electrode coating provides excellent resistance to cracking and spalling. The electrode is designed to be easy to use, with a steady arc and minimal spatter.

E316/316L-16 Welding Electrodes Mechanical Properties

The AWS Class E316/316L-16 filer metal have excellent strength and ductility, making them ideal for welding applications that require high toughness. The welded joint has excellent corrosion resistance properties, even in harsh environments. The weld deposits made using this electrode have high resistance to pitting, crevice corrosion, and stress corrosion cracking.

Yield Strength 85,800 psi
Tensile Strength 58,000 psi
Elongation 36%

E316/316L-16 Coated Electrodes Trade Names

Class UNS Oxford Alloys BOHLER UTP
E316/316L-16 W31613 Alloy 316/316L-16 BOHLER FOX EAS 4 M- A E316L-17 UTP 68 MOLC

E316/316L-16 Welding Electrodes Parameters

Diameter Voltage Flat Amperage Vertical & OVerhead
3/32 24-28 70-85 65-75
1/8 26-30 85-110 80-90
5/32 28-32 110-140 100-120
3/16 28-32 120-160 110-130

E316/316L-16 Coated Electrodes Uses

The AWS Class E316/316L-16 Coated Electrodes are the go-to choice for welding stainless steel, particularly when high corrosion resistance is required. The electrodes are often used in the chemical, petrochemical, food processing, and pharmaceutical industries. AWS Class E316/316L-16 Coated Electrodes are also popular for welding marine components, such as propellers, offshore oil rigs, and underwater pipelines.

E316/316L-16 Welding Electrodes Heat Treatment

After welding, the AWS Class E316/316L-16 Coated Electrodes must undergo an annealing process. Annealing is a process that involves heating the welded components to a high temperature and then slowly cooling them. This process helps to reduce the risk of cracking and improves the corrosion resistance of the weld joint.

E316/316L-16 Coated Electrodes Corrosion-Resistant Properties

The AWS Class E316/316L-16 Coated Electrodes are highly resistant to various corrosive environments, including acids, bases, and salts. This resistance is due to the low carbon and nickel content and the addition of molybdenum and titanium. The welds produced using AWS Class E316/316L-16 Coated Electrodes have excellent resistance to intergranular corrosion, even after exposure to high temperatures.

Conclusion

In conclusion, AWS Class E316/316L-16 Coated Electrodes are a top choice for welding wire stainless steel. The low carbon and nickel content, along with the addition of molybdenum and titanium, provides excellent resistance to corrosion and cracking. The weld joint’s mechanical properties are excellent in strength and ductility, making it an ideal choice for tough applications. Whether you’re working in the chemical, petrochemical, or food processing industries, AWS Class E316/316L-16 Coated Electrodes are a reliable and efficient option.

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