If your application involves ocean water or road salt, switch to SUS316 (which contains Molybdenum).
But what exactly is Sone304? Is it a new brand? A specific alloy? A proprietary sound technology? Depending on where you encounter the term, it can refer to a high-grade stainless steel exhaust material or a specific sound measurement standard used by elite tuners. sone304
To understand , we must first break the keyword into its two components. The "304" refers to 304 stainless steel , the most common austenitic stainless alloy used in automotive exhaust systems. If your application involves ocean water or road
Assuming "sone304" refers to SUS304, here is the standard chemical breakdown (percentage by weight) according to JIS G4303: A specific alloy
The number "304" has several widely different meanings depending on the context: Internet Slang