GB/T 18916.49-2020Norm of water intake—Part 49: Polyamide product (English PDF)

Foreword

GB/T 18916 "Water Quota" has been or is planned to be released The following parts.

--- Part 1: Thermal power generation;

--- Part 2: Steel complexes;

--- Part 3: Petroleum refining;

--- Part 4: Cotton printing and dyeing products;

--- Part 5: Paper products;

--- Part 6: Beer manufacturing;

--- Part 7: Manufacture of alcohol;

--- Part 8: Synthetic ammonia;

--- Part 9: MSG manufacturing;

--- Part 10: Pharmaceutical products;

--- Part 11: Coal preparation;

--- Part 12: Alumina production;

--- Part 13: Ethylene production;

--- Part 14: Wool textile products;

--- Part 15: Liquor manufacturing;

--- Part 16: Production of electrolytic aluminum;

--- Part 17: Production of stacked bauxite;

--- Part 18: Copper smelting production;

--- Part 19: Lead smelting production;

--- Part 20: Chemical fiber filament weaving products;

--- Part 21: Real silk products;

--- Part 22: Manufacture of starch sugar;

--- Part 23: citric acid manufacturing;

--- Part 24: Hemp textile products;

--- Part 25: Viscose fiber products;

--- Part 26: Soda ash;

--- Part 27: Urea;

--- Part 28: Process sulfuric acid;

--- Part 29: Caustic soda;

--- Part 30: Coking;

--- Part 31: Sintering/Pelletizing in the Steel Industry;

--- Part 32: Iron ore dressing;

--- Part 33: Indirect liquefaction of coal;

--- Part 34: Direct coal liquefaction;

--- Part 35: Coal to methanol;

--- Part 36: Coal to ethylene glycol;

--- Part 37: Wet-process phosphoric acid;

--- Part 38: Polyvinyl chloride;

--- Part 39: Coal to Natural Gas;

--- Part 40: Shipbuilding;

--- Part 41: Yeast manufacturing;

--- Part 42: Rice wine manufacturing;

--- Part 43: Smelting and Separation Production of Ionic Rare Earth Ore;

--- Part 44: Spandex products;

--- Part 45: Recycled polyester products;

--- Part 46: Nuclear Power;

--- Part 47: Polysilicon production;

--- Part 48: Vinylon products;

--- Part 49: Nylon products;

--- Part 50: Polyester and polyester products.

This section is Part 49 of GB/T 18916.

This section was drafted in accordance with the rules given in GB/T 1.1-2009.

1 Scope

This part of GB/T 18916 stipulates the calculation method of water withdrawal quota for nylon products, water withdrawal quota and quota management requirements.

This section applies to the management of water withdrawals of existing, newly constructed, and expanded nylon 6 production enterprises.

2 Normative references

The following documents are essential for the application of this document. For dated references, only the dated version applies to this document. For the cited documents without date, the latest version (including all amendments) applies to this document.

GB/T 4146.1 Textile Chemical Fibers Part 1: Generic Name

GB/T 12452 General Rules for Enterprise Water Balance Test

GB/T 14343 Chemical fiber filament linear density test method

GB/T 18820 General rules for the preparation of water withdrawal quotas for industrial enterprises

GB/T 21534 Terminology for industrial water saving

GB 24789 General rules for the allocation and management of water measuring instruments for water users

FZ/T 51004 Fiber grade polycaprolactam slice

FZ/T 54044 nylon 6 industrial filament

3 Terms and definitions

GB/T 4146.1, GB/T 14343, GB/T 18820, GB/T 21534, FZ/T 51004, FZ/T 54044 and the following Terms and definitions apply to this document.

4 Calculation method