Which material is better, stainless steel 316 or 304?

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It depends on your use. If it is used for kitchen tableware, cooking utensils, etc., stainless steel that is in direct contact with food. Whether you choose 304 or 316 stainless steel, you must choose food-grade stainless steel, and it must comply with the national food safety certification standard GB4806.9-2016 to avoid excessive heavy metal migration during the cooking process, which may be harmful to the body. There are many medical-grade, industrial-grade stainless steels on the market, which can be called 304 and 316 stainless steel. However, due to the use environment, function, temperature, etc., the requirements for the material are different. The important thing is that there are no restrictions on heavy metal migration. , when cooking at high temperatures, heavy metal ions are precipitated and enter the human body with the food, which can easily lead to excessive heavy metals. On the one hand, you can learn more about stainless steel from the product page or consult the merchant. On the other hand, you can use the product information on the product packaging to determine whether 304 or 316 stainless steel is used and whether it meets the national food-grade standards.