This standard specifies the models and classifications, specifications and dimensions, technical requirements, test methods, inspection rules and packaging, marking, transportation and storage of mail bags. This standard applies to the production and inspection of mail bags.
YZ/T 0021-2006 Referenced Document
GB/T 1039 Plastics--General rules for the test method of mechanical properties
GB/T 1040 Plastics-Determination of tensile properties
GB/T 2828.1-2003 Sampling procedures for inspection by attributes--Part 1: Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection
GB/T 2910 Textile--Binary fibre mixtures--Quantitative chemical analysis
GB/T 3921.3 Textiles--Tests for colour fastness--Colour fastness to washing: Test 3