Welding is the process of joining two or more metal parts. It is a vital industrial process that offers a range of applications in different industries, such as construction, automotive, and manufacturing. Different welding techniques are used depending on the metal properties and application needed. AWS Class ER2209 MIG & TIG welding is one of the most efficient welding techniques for joining stainless steel metals. The following blog post provides insight into AWS Class ER2209 MIG & TIG welding, its composition, physical and mechanical properties, uses, heat treatment, and corrosion resistance.
What is AWS Class ER2209 MIG & TIG?
AWS Class ER2209 MIG & TIG welding wire is a welding type used to join stainless steel metals. AWS stands for American Welding Society, a renowned organization that sets welding standards in the US. ER refers to the electrode or rod used during welding, while the number denotes specific chemical composition. MIG and TIG welding are methods used to achieve AWS Class ER2209 welding standards. MIG welding is a process that uses a spool of wire to melt and join materials, while TIG welding uses a tungsten electrode to produce the arc and a plasma jet to heat the materials.
AWS Class ER2209 MIG & TIG Coated Wire Composition
AWS Class ER2209 MIG & TIG welding consists of different components that are meticulously tested to ensure that they meet the welding standards. The AWS Class ER2209 MIG & TIG comprises a combination of elements such as chromium, nickel, molybdenum, and manganese, among others. The welding wire is shielded with argon gas to prevent contamination from atmospheric air. AWS class ER2209 MIG & TIG welding offers improved corrosion and heat resistance.
| C |
Mn |
Si |
Cr |
Ni | Mo | S | P |
Cu |
N |
| 0.03 |
0.50 |
0.90 |
21.5- |
7.5- | 2.5- | 0.03 | 0.03 |
0.75 |
0.08- |
| max |
-2.0 |
max |
23.5 |
9.5 | 3.5 | max | max |
max |
0.20 |
AWS Class ER2209 MIG & TIG Welding Wire Physical Properties
The physical properties of AWS Class ER2209 MIG & TIG welding alloy are remarkable. This welding technique offers a high welding speed, productivity, and consistency, making it a suitable option for many welding applications. It also has a low spatter level, which makes it a high-quality welding technique in the market. AWS Class ER2209 MIG & TIG welding produces a weld with a fine bead appearance and exceptional penetration.
AWS Class ER2209 MIG & TIG Coated Wire Mechanical Properties
AWS Class ER2209 MIG & TIG welding electrode also offers impressive mechanical properties. The presence of molybdenum in the welding wire enhances the strength and hardness of the welding metal. It also offers excellent weldability, which is crucial for welding thin metals. AWS Class ER2209 MIG & TIG welding has high-temperature resistance properties, including creep, thermal fatigue, and high-temperature oxidation resistance.
|
Tensile Strength MPa (ksi) |
Yield Strength MPa (ksi) |
Elongation % |
|
|
AWS |
Not Specified | ||
|
Typical Results – As welded |
720 (104) |
560 (81) |
26 |
AWS Class ER2209 MIG & TIG Welding Wire Trade Name
| Class | UNS | Oxford Alloys | SANDVIK | BOHLER | UTP |
| ER2209 | S39209 | Alloy 2209 | EXATON 22.8.3.L | BOHLER AVESTA 2205 | UTP 6808 MO |
AWS Class ER2209 MIG & TIG Coated Wire Parameters
| Diameter |
Process |
Volt | Amps |
Shielding Gas |
|
|
in |
(mm) | ||||
|
.035 |
0.9 | GMAW | 22-23 |
180-210 |
Spray Transfer |
|
.045 |
1.2 | GMAW | 23-25 |
195-260 |
|
|
1/16 |
1.6 | GMAW | 25-28 |
260-390 |
|
|
.035 |
0.9 | GMAW | 19-23 |
55-170 |
Short Circuiting Transfer 90% Helium / 7 ½ % Argon / 2 ½ CO2 |
|
.045 |
1.2 | GMAW | 19-23 |
100-185 |
|
|
1/16 |
1.6 | GMAW |
|
|
|
|
1/16 |
1.6 | GTAW | 14-18 |
90-130 |
100% Argon |
|
3/32 |
2.4 | GTAW | 15-20 |
120-175 |
100% Argon |
|
1/8 |
3.2 | GTAW | 15-20 |
150-220 |
100% Argon |
AWS Class ER2209 MIG & TIG Welding Wire Uses
AWS Class ER2209 MIG & TIG filler wire offers various applications, such as shipbuilding, chemical processing, and food processing industries. Due to its excellent corrosion and heat resistance, AWS Class ER2209 MIG & TIG welding joins food processing equipment, chemical processing tanks, and marine components. It is also used in power generation plants, where high-temperature resistance is necessary.
AWS Class ER2209 MIG & TIG Coated Wire Heat Treatment
Heat treatment is a critical factor to consider when using AWS Class ER2209 MIG & TIG filler metal. It is essential to avoid extreme heating, which can cause thermal fatigue and reduce the mechanical properties of the weld. The heat-affected zone must be adequately managed, and appropriate filler metals must be used to address any defects that may arise during welding.
Conclusion
In conclusion, AWS Class ER2209 MIG & TIG welding is an excellent welding technique that offers high quality and consistency during welding applications. AWS Class ER2209 MIG & TIG welding suit different industries due to its improved corrosion and heat resistance properties. Its high welding speed, low spatter level, and exceptional penetration make it suitable for many welding applications. AWS Class ER2209 MIG & TIG welding is crucial in ensuring that industries meet their welding standards and offer exceptional client services.
Meet Heer, a dynamic and driven writer learning tricks of her trade in the metal industry. With a background in Digital Marketing, Heer brings a unique perspective to her writing, sharing valuable insights. Apart from blogging she like reading and hiking.
