GB/T 42868-2023Technical condition for marine reclaimed-water reused treatment equipment (English PDF)

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents" Drafting.

1 Scope

This document specifies the requirements, test methods, inspection rules and markings, protection, packaging and storage, product material.

This document applies to the design, manufacturing, testing and acceptance of ships' reclaimed water reuse and treatment devices (hereinafter referred to as devices).

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, the dated quotations For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document.

GB/T 191 Packaging, storage and transportation pictorial mark

GB 3552 Ship water pollutant emission control standards

GB/T 4208-2017 Shell protection level (IP code)

GB/T 5750.4 Standard inspection methods for drinking water - Sensory properties and physical indicators

GB/T 5750.5 Standard inspection method for drinking water - Inorganic non-metallic indicators

GB/T 5750.7 Standard inspection method for drinking water, comprehensive index of organic matter

GB/T 5750.11 Standard inspection method for drinking water, disinfectant index

GB/T 5750.12 Standard inspection method for drinking water - Microbiological indicators

GB/T 7489 Determination of dissolved oxygen in water quality by iodometric method

GB/T 7494 Determination of anionic surfactants in water by methylene blue spectrophotometry

GB/T 10833 Technical conditions for marine sewage treatment equipment

GB/T 13306 Signage

GB/T 19804-2005 General dimensional tolerances and geometric tolerances of welded structures

GB/T 27888.1-2011 Ships and offshore technology Drainage systems for ships and offshore structures Part 1: Sanitary water discharge system design

HJ493 Technical regulations for the preservation and management of water quality sampling samples

HJ494 Water quality sampling technical guidance

HJ506 Electrochemical probe method for determination of dissolved oxygen in water quality

HJ585 Determination of free chlorine and total chlorine in water quality N,N-diethyl-1,4-phenylenediamine titration method

GD22-2015 Guidelines for Type Approval Testing of Electrical and Electronic Products MEPC 227(64) Resolution. Effluent standards and performance test implementation guidelines for domestic sewage treatment equipment

3 Terms and definitions

The terms and definitions defined in GB/T 10833 and the following apply to this document.