ThePipingMart Blog Welding Electrodes AWS Class E316LT0-1/T0-4 Flux Core Welding Wire – Composition, Properties, and Uses

AWS Class E316LT0-1/T0-4 Flux Core Welding Wire – Composition, Properties, and Uses

AWS Class E316LT0-1/T0-4 Flux Core

Welding is the process of joining two metals by fusion, and AWS Class E316LT0-1/T0-4 Flux Core is one of the popular welding processes for stainless steel. This welding process is known for its high deposition rate, low spattering, and outstanding weldability properties. This blog will take you through every AWS Class E316LT0-1/T0-4 Flux Core aspect, including its composition, physical and mechanical properties, uses, heat treatment, and corrosion resistance. By the end of this blog, you will clearly understand what AWS Class E316LT0-1/T0-4 Flux Core is all about.

What is AWS Class E316LT0-1/T0-4 Flux Core?

AWS E316LT0-1/T0-4 Flux Core is a tubular steel electrode used for welding in all positions. It incorporates a unique flux mixture of calcium fluoride and silicate, providing exceptional arc stability, easy slag release, and an even bead profile. The electrodes contain 0.04% carbon, 2.5% nickel, 19% chromium, 10% molybdenum, and 0.50 to 1.10% manganese providing higher strength joints with good notch toughness at low temperatures along with corrosion resistance in mild environments, including marine atmospheres and chemical plant equipment applications. It can be used for AC and DC welding processes up to -30C in the down-hand or overhead position; it is also suited for high-speed welding applications due to its grain-refined microstructure, which reduces spatter levels significantly compared to similar electrodes.

E316LT0-1/T0-4 Flux Core Welding Wire Composition

AWS Class E316LT0-1/T0-4 Flux Core is a type of welding wire made of austenitic stainless steel. It is composed of iron, chromium, nickel, and molybdenum. The presence of molybdenum in the composition offers high corrosion resistance to the welding process and enhances its strength. The wire is coated with a flux to protect the weld pool from external contaminants and prevent oxidation.

C Cr Ni Mo Mn Si P S Cu
0.04 17.0-20.0 11.0-14.0 2.0-3.0 0.5-2.5 1.0 0.04 0.03 0.75

E316LT0-1/T0-4 Flux Core Coated Wire Physical Properties

AWS Class E316LT0-1/T0-4 Flux Core alloy typically has a diameter ranging from 0.035 to 1.2 mm. It comes in spools or drums of varying sizes. The colour of the wire is silver or grey. The wire has a smooth surface and is free from any visible defects.

E316LT0-1/T0-4 Flux Core Welding Wire Mechanical Properties

The mechanical properties of AWS Class E316LT0-1/T0-4 Flux Core welding electrode are essential in determining its strength, impact resistance, and ductility. The tensile strength of this welding process is between 550 and 700 MPa, while the yield strength is between 275 and 475 MPa. The elongation percentage is between 20% and 35%. These properties make AWS Class E316LT0-1/T0-4 Flux Core perfect for welding stainless steel pipes, pressure vessels, and tanks.

Tensile Strength, kpsi: 70 min
Yield Strength, kpsi: *NS
Elongation %: 30 min

E316LT0-1/T0-4 Flux Core Coated Wire Trade Names

Class UNS Oxford Alloys BOHLER UTP
E316LT0-1/T0-4 W31635 Alloy 316LT0-1/4 BOHLER EAS 4 M-FD UTP AF 68 MOLC

E316LT0-1/T0-4 Flux Core Welding Wire Parameters

Diameter Process Volt Amps Shielding Gas
in (mm)
 .035  (.9) GMAW   26-27 150-165 100%CO2
 .045  (1.14) GMAW  26-28 160-200 100%CO2
 .063  (1.6) GMAW  27-28 215-250 100%CO2

E316LT0-1/T0-4 Flux Core Coated Wire Uses

AWS Class E316LT0-1/T0-4 Flux Core welding wire is widely used in various industries, including food processing, chemical processing, petrochemical, pharmaceutical, and oil and gas. This welding process fabricates tanks, pipelines, heat exchangers, and pressure vessels. It is also used in welding components of medical equipment, where high-quality welds are required.

E316LT0-1/T0-4 Flux Core Welding Wire Heat Treatment

AWS Class E316LT0-1/T0-4 Flux Core filler wire is not heat-treatable. It means that heat treatment cannot harden the material after welding. However, welding process parameters can affect the mechanical properties of the weldment. Therefore, proper welding techniques and procedures must ensure the desired mechanical properties.

E316LT0-1/T0-4 Flux Core Coated Wire Corrosion Resistance

AWS Class E316LT0-1/T0-4 Flux Core filler metal  is known for its excellent corrosion resistance properties. The presence of molybdenum in the composition provides better resistance to pitting, crevice corrosion, and stress corrosion cracking. The welded joint is passivated or treated with a chemical solution to enhance its corrosion resistance properties.

Conclusion

AWS Class E316LT0-1/T0-4 Flux Core is a popular welding process for joining stainless steel because of its excellent weldability, high deposition rate, and low spattering properties. Understanding the composition, physical and mechanical properties used, heat treatment, and corrosion resistance of AWS Class E316LT0-1/T0-4 Flux Core is essential in ensuring the success of your welding project. With the information this blog shares, we hope you can make informed decisions when choosing AWS Class E316LT0-1/T0-4 Flux Core for your welding needs.

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