This standard specifies the product classification, requirements, test methods, inspection rules and markings, packaging, transportation and storage of portable tool boxes. This standard applies to portable tool boxes made of steel plates.
QB/T 4399-2012 Referenced Document
GB/T 10357.5 Furniture Mechanical Performance Test Part 5: Cabinet Strength and Durability*, 2023-09-07 Update
GB/T 11253 Cold-rolled sheet and strip of carbon structural steels*, 2019-10-18 Update