304 stainless steel is a common stainless steel, the industry is also known as 18/8 stainless steel. It's anti-corrosion performance is better than 430 stainless steel, but the price is cheaper than 316 stainless steel, so widely used in life, for example: Some high-grade stainless steel tableware, outdoor railings and so on. Although this kind of stainless steel is very common in China, but the "304 stainless steel" is the name of the United States.
Many people think that 304 stainless steel is a Japanese model, but strictly speaking, Japan's 304 stainless steel is officially called "SUS304". It is a versatile stainless steel that is widely used in the production of equipment and parts requiring good comprehensive performance (corrosion resistance and formability). In order to maintain the inherent corrosion resistance of stainless steel, steel must contain more than 16% chromium, more than 8% nickel content. 304 stainless steel is a brand of stainless steel manufactured in accordance with ASTM standards in the United States. 304 equivalent to our 0cr18ni9 "according to GB/T 20878-2007 has now changed to 06CR19NI10" stainless steel.