15kg 0.9mm ER2209 Duplex Stainless Steel MIG Wire
$499.00
Product Parameters
| Weight | 15kg |
| Diameter | 0.9mm |
| Classification | AWS A5.9 – ER2209 |
| Gas Requirement | Ar+2%CO? or Ar+5%CO? |
| Application | Welding 22Cr duplex stainless steels (EN 1.4462, S32205, SAF 2205) |
Introduction
ER2209 duplex stainless steel MIG wire for severe service welding. Maintains pitting/chloride stress corrosion resistance (PREN >35). Requires controlled heat input and interpass temp for 50/50 austenite/ferrite microstructure. Suitable for heterogeneous welding with other stainless/low alloy steels.
15kg – 0.9mm ER2209 Duplex Stainless Steel Cobra MIG Wire for 2205
Engineered for demanding industrial welding applications, this premium ER2209 duplex stainless steel MIG wire delivers exceptional performance in severe service environments. Designed to maintain optimal corrosion resistance and mechanical strength in the as-welded condition, it¡¯s the ideal choice for professionals seeking reliable, high-quality welding solutions.
Core Specifications
| Weight | 15kg |
| Diameter | 0.9mm |
| Alloy Type | Duplex Stainless Steel (ER2209) |
| AWS Classification | AWS A5.9 – ER2209 |
| Target Materials | EN 1.4462, S32205, SAF 2205, Casting Equivalents |
| Ferrite Content | 30-50FN |
| PREN Value | >35 |
| Microstructure | Austenite-Ferrite Matrix (50/50 balance) |
| Recommended Gas | Ar+2%CO?, Ar+5%CO?, or Argon/Helium blends |
| Weld Application | Wrought, Forged, Cast 22Cr Duplex Steels; Heterogeneous Welding |
Key Advantages
? Superior Corrosion Resistance: Maintains pitting and chloride stress corrosion cracking resistance with PREN >35, ideal for harsh chemical and marine environments.
? Balanced Microstructure: Controlled 50/50 austenite-ferrite matrix ensures optimal mechanical properties and weld integrity.
? Versatile Compatibility: Perfect for welding 22Cr duplex steels and dissimilar joints with other stainless/low-alloy steels.
? Industry Compliance: Meets AWS A5.9 standards, guaranteeing consistent quality and performance.
Applications
Ideal for severe service welding in oil & gas, chemical processing, desalination, and marine engineering. Suitable for welding EN 1.4462, S32205, SAF 2205, and their cast equivalents.
Performance & Quality
Manufactured with strict heat input and interpass temperature controls to ensure precise microstructure formation. The wire¡¯s stable arc characteristics and minimal spatter ensure clean, high-strength welds, reducing post-weld cleanup time.
Why Choose Our ER2209 Wire?
Unlike standard stainless steel wires, our ER2209 offering prioritizes ferrite stability and corrosion resistance, making it the trusted choice for critical applications where reliability cannot be compromised.
FAQ
Q: What gas mixture is recommended?
A: Ar+2%CO? or Ar+5%CO?; Argon/helium blends prevent weld oxidation.
Q: Can this wire be used for dissimilar welding?
A: Yes, it¡¯s suitable for heterogeneous joints between 22Cr duplex steels and other stainless/low-alloy steels.
Q: What is the ferrite content range?
A: 30-50FN to ensure optimal mechanical and corrosion properties.
Ready to elevate your welding performance? Contact us today for a personalized quote or technical support.
