1, price range: the price of all steel is relatively low, while the price of 304 steel is relatively high.
2. Model classification: All steel products have no specific model classification; 304 steel has a specific model classification, such as 304D, 30408, 30403 and 30409.
3. Production technology: all steel materials are made of stainless steel; 304 steel is made of 304 material, and steel mills must obtain corresponding production certification before production.
4. Scope of application: All steel is suitable for all kinds of home decoration; 304 steel is suitable for all kinds of medical machinery, food machinery and other fields.
5. Usage: All steel is mainly used for various watchcases, watch chains, instrument casings, etc. 304 steel is mainly used in medical equipment, food machinery and other fields.