Basic knowledge of food grade stainless steel

- May 14, 2018-

  1. Definition

  Food-grade stainless steel refers to stainless steel material that complies with the "National Standard for the People's Republic of China / Sanitary Standard for Stainless Steel Food Containers" GB 9684-88, and its lead content is much lower than that of ordinary stainless steel.

  2. Indicators

  Widely used in food equipment, food-grade stainless steel refers to the part of food machinery contact with food, must meet certain food safety requirements. Because the food production process to use a lot of acid and alkali, and stainless steel containing chromium, stainless steel will not be qualified, will dissolve a variety of price of chromium, toxic; but also require restrictions on lead, cadmium and other alloy impurity elements.

  3. Specific standards

  All kinds of food containers and food processing machinery should use austenitic stainless steel (1Cr18Ni9Ti, 0Cr19Ni9, 1Cr18Ni9). All kinds of tableware: Martensitic stainless steel (0Cr13, 1Cr13, 2Cr13, 3Cr13) should be used.