Type 304 SS is a popular alloy that is commonly used in food processing equipment, pipelines, fermentors and fermentation vats, storage and hauling tanks, and railway cars. It is also widely used in the citrus and fruit juice industry, where it is used in fruit-juice processing equipment. 304 SS is less machinable than 316 stainless steel and more corrosive than 303. Know properly stainless steel 304 properties and characteristics before you make any final decision.