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What is ER308L Welding Wire & Rod and What Are Its Uses?
ER308L welding wire and rod is a stainless steel welding material often used for welding austenitic stainless steel grades such as 304 and 308. It is also suitable for joining dissimilar metals, such as 18-8 and 301 grades. This type of welding wire has excellent corrosion resistance properties, making it ideal for use in various industries, including food processing, chemical processing, and medical equipment manufacturing. Additionally, ER308L is easy to work with and can be used with both MIG (Metal Inert Gas) and TIG (Tungsten Inert Gas) welding processes.
Advantages of Using ER308L Mig & Tig Wires in Your Projects
ER308L Mig & Tig wires are a great choice for welding projects. They are designed to work with stainless steel and provide superior strength, corrosion resistance, and durability. The wires also offer excellent weldability and can be used in a variety of applications, from automotive fabrication to food processing.
ER308L Mig & Tig wires have become increasingly popular due to their ability to provide superior results when compared to other welding materials. They have low spatter levels, produce strong welds that last for years, and require minimal post-weld cleaning. Additionally, these wires are easy to use and can be used in both manual and automated welding processes. With the right technique and equipment, you can achieve high-quality welds with ER308L Mig & Tig wires.
Welding is a complex process that requires careful preparation to ensure the best possible results. When welding with ER308L wires, it is important to take the time to prepare the material before you begin. This includes cleaning and preheating the metal, as well as setting up your welding equipment. By taking the necessary steps before you start welding, you can ensure a successful weld and avoid any potential problems that may arise during the process.
Choosing the right ER 308L MIG or TIG wire is essential for successful welding projects. When selecting a wire, it is important to consider the cleaning and preheating processes that are necessary for success
ER 308L MIG and TIG wires are essential for welding stainless steel. When choosing the right one, it is important to consider the type of project you plan to use it for, its compatibility with your welding machine, and other factors such as preheating and cleaning before welding.
It is also important to consider the preheating requirements of ER 308L MIG or TIG wire before welding. Preheating helps reduce stress in the weldment, which can lead to cracking or other problems. Additionally, cleaning er 308 l before welding is essential to ensure that there are no contaminants on the surface that could affect weld quality.
By taking these factors into account when choosing an ER 308L MIG or TIG wire, you can be sure that you have chosen the best product for your project and will have a successful weldment.
Cleaning an ER 308L before welding helps to ensure a clean weld, while preheating before welding helps to reduce the risk of cracking and distortion. In this article, we will discuss what you should consider when choosing an ER 308L MIG or TIG wire and how cleaning and preheating can help you get the best results from your project.
Class: ER308L
AWS: A5.9
Conforms to Certification: AWS A5.9 ASME SFA A5.9
Weld Process Used for Mig (GMAW) and Submerged Arc (SAW)
AWS Chemical Composition
C = 0.03 max
Cr = 19.5-22.0
Ni = 9.0 &#; 11.0
Mo = 0.75 max
Mn = 1.0 &#; 2.5
Si = 0.30 &#; 0.65
P = 0.03 max
S = 0.03 max
Cu = 0.75 max
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Available Sizes
Diameter X Spool Sizes
Diameter X Coil Sizes
.025 x 2#, 10#, 25# 1/16 x 60# & mill coil .030 x 2#, 10#, 25#, 30#, 33# 5/64 x 60# & mill coil .035 x 2#, 10#, 25#, 30#, 33# 3/32 x 60# & mill coil .045 x 2#, 10#, 25#, 30#, 33# 1/8 x 60# & mill coil 1/16 x 10#, 25#, 30#, 33# 3/16 x 60# & mill coil 5/32 x 60# & mill coilApplication
ER308L has the same analysis as type 308 except the carbon content has been held to a maximum of .03% to reduce the possibility of intergranular carbide precipitation. ER308L is ideal for welding Types 304L, 321, and 347 stainless steels. This is a suitable wire for applications at cryogenic temperatures.
Deposited Chemical Composition % (Typical)
C = 0.02 Si = 0.32 Mn = 1.70 P = 0.011 S = 0.009 Cr = 20.0 Ni = 10
Mechanical Properties (R.T.)
Yield Strength 57,000 psi Tensile Strength 87,000 psi Elongation 34% Reduction of Area 56%Deposited All Weld Metal Properties
Data is typical for ER308L weld metal deposited by Mig using Argon + 2% oxygen as the shielding gas. Data on sub-arc is not presented, as sub-arc is dependent on the type of flux used.
Recommended Welding Parameters
GMAW &#;Mig Process&#;
Reversed Polarity
Wire Diameter
Wire Feed
Amps
Volts
Shielding Gas
Gas CFH
Short Arc Welding
.030 13-26 40-120 16-20 Argon+2% O2 25 .035 13-26 60-140 16-22 Argon+2% O2 25Spray Arc Welding
.035 20-39 140-220 24-29 Argon+2% O2 38 .045 16-30 160-260 25-30 Argon+2% O2 38 1/16 10-16 230-350 27-31 Argon+2% O2 38Other shielding Gases may be used for Mig welding. Shielding gases are chosen taking Quality, Cost, and Operability into consideration
Recommended Welding Parameters
SAW &#;Submerged Arc Welding Process&#;
Reversed Polarity Suggested
Wire Diameter
Amps
Volts
3/32 250-450 28-32 1/8 300-500 29-34 5/32 400-600 30-35 3/16 500-700 30-35Both Agglomerated and fused fluxes can be used for submerged arc welding.
Note: The chemical composition of the flux mainly affects the chemistry of the weld metal and consequently its corrosion resistance and Mechanical properties.
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