305 Stainless Steel: High-Nickel for Deep Drawing

 

What defines 305's chemical composition?​

It contains 17-19% chromium, 10.5-13% nickel (higher than 304), and 0.12% max carbon. The extra nickel reduces work hardening, allowing for extensive cold forming without cracking or annealing.​

 

How does 305 perform in forming operations?​

305 excels in deep drawing, spinning, and stamping, outperforming 304 in applications requiring severe deformation. It retains ductility even after repeated forming steps, making it perfect for sinks and hollowware.​

 

What are its corrosion resistance properties?​

It offers corrosion resistance similar to 304, performing well in atmospheric conditions and mild chemicals. The higher nickel doesn't significantly boost corrosion resistance but enhances formability.​

 

How does 305 compare to 304 in applications?​

305 replaces 304 in parts needing complex shapes like kitchen sinks and decorative metalwork, where 304 might crack. 304 remains better for structural components needing higher strength.​

 

Where is 305 commonly used?​

Found in drawn products like kitchen sinks, beverage dispensers, and architectural trim. It's also used in jewelry making and precision metal parts requiring intricate designs.