308 vs 309 Welding Rod: Choosing the Right Stainless Steel Filler
Last Updated: January 2026 Choosing between 308 vs 309 welding rod comes down to base metal compatibility, dilution tolerance, and service conditions. Based on manufacturer specifications and AWS guidance, both electrodes are designed for stainless steel applications, but they serve different purposes. Using the wrong filler can increase the risk of cracking, corrosion issues, or…