T/ZHAS 16-2023 pressure cooker

Scope

Scope: This document specifies the product classification and specifications, technical requirements, test methods, inspection rules, marking, packaging, and storage of pressure cookers. This document applies to pressure cookers with a nominal working pressure of less than 45 kPa and a volume not exceeding 18 L, whose lids and bodies are made of aluminum and aluminum alloys, stainless steel, composite materials, or other metal materials (hereinafter referred to as "products"). This document does not apply to pressure cookers used for oil-based pressure frying. Main technical content: 1. Scope 2. Normative references 3. Terms and definitions 4. Product classification and specifications 4.1 Classification 4.2 Specifications 4.3 Product marking 5. Requirements 5.1 Marking 5.2 Appearance 5.3 Components 5.4 Handles 5.5 Volume 5.6 Body thickness 5.7 Surface treatment 5.8 Fit between body and lid 5.9 Product stability 5.10 Water leakage from body 5.11 Lid safety 5.12 Working pressure 5.13 Pressure relief valve body 5.14 Sealing performance 5.15 Safety pressure 5.16 Heat resistance 5.17 Lid opening safety 5.18 Anti-blocking safety 5.19 Internal pressure resistance 5.20 Pressure relief pressure 5.21 Steel parts 5.22 Plastic parts resistance to boiling 5.23 Hygiene requirements 5.24 Rupture pressure 5.25 Sealing ring 6. Test methods 6.1 Test conditions 6.2 Test items 7. Inspection rules 7.1 Inspection classification 7.2 Factory inspection 7.3 Type inspection 8. Marking, labels, and user manuals 8.1 Marking 8.2 Labels 8.3 User manuals 9. Packaging, transportation, and storage 9.1 Packaging 9.2 Transportation 9.3 Storage Appendix A (Normative) A.1 Measurement of oxide film thickness A.2 Measurement of oxide film thickness on lid

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