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GB/T 46604-2025Organic flat membrane unit for membrane bioreactor (English PDF)

膜生物反应器有机平板膜组器

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

October 31, 2025

Implementation date

May 1, 2026

Scope

GB/T 46604-2025 is the English-translated version of 膜生物反应器有机平板膜组器.

GB/T 46604-2025 is the Chinese standard "Organic flat membrane unit for membrane bioreactor". Its scope clause reads: This document specifies the model, naming, composition, and requirements of organic flat-plate membrane modules (hereinafter referred to as "organic flat-plate membrane modules") for membrane bioreactors.

Requirements, test methods, inspection rules and marking, packaging, transportation and storage. This document applies to the production, research, use, and management of organic flat-plate membrane modules for membrane bioreactors. Its clauses include terms and definitions.

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Document preview — GB/T 46604-2025

National Standard of the People's Republic of China

ICS: 13.060.30
Classification: J 88

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Foreword
1 Scope
2 Normative references
3 Terms and Definitions
3.

1 Scope

This document specifies the model, naming, composition, and requirements of organic flat-plate membrane modules (hereinafter referred to as "organic flat-plate membrane modules") for membrane bioreactors.

Requirements, test methods, inspection rules and marking, packaging, transportation and storage.

This document applies to the production, research, use, and management of organic flat-plate membrane modules for membrane bioreactors.

2 Normative references

The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included.

For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.

This document.

GB/T 191 Pictorial Symbols for Packaging and Storage

GB/T 985.1 Recommended bevels for gas welding, shielded metal arc welding, gas shielded welding and high energy beam welding

GB/T 9969 General Rules for Instructions for Use of Industrial Products

HY/T 252-2018 Submersible flat sheet membrane elements for water treatment

3 Terms and Definitions

The following terms and definitions apply to this document.

3.1 Membrane bioreactor (MBR)

Equipment or systems that use membranes as carriers to combine biological reactions and solid-liquid separation in order to improve the efficiency of reaction processes.

[Source. GB/T 20103-2006, 6.3.3, with modifications]

3.2

A membrane separation unit consisting of an organic flat sheet membrane, a flow channel spacer, and a membrane support with a suction outlet.

[Source. HY/T 252-2018, 3.5, with modifications]

3.3 Membrane unit

A water treatment unit that uses membranes for solid-liquid separation, assembled from several membrane elements, aeration devices, water collection pipelines, frames, and other components.

[Source. GB/T 33898-2017, 3.6, with modifications]

3.4

Under specified operating conditions, the amount of product water produced by the membrane module per unit time.

[Source. GB/T 20103-2006, 2.2.10, with modifications] […]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 24 pages — is available in the English PDF.

Referenced standards

Normative references

Editions of GB/T 46604

Edition	Title	Revision	Status
GB/T 46604-2025	Organic flat membrane unit for membrane bioreactor	current edition	Current

This page sells the current edition, GB/T 46604-2025. Earlier editions are listed for reference only.

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