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GB/T 43204-2023Environmental protection requirements for laser repairing (English PDF)

激光修复过程环境保护要求

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

September 7, 2023

Implementation date

September 7, 2023

Scope

GB/T 43204-2023 is the English-translated version of 激光修复过程环境保护要求.

This document specifies the environmental protection requirements for laser repairing: the identification of the sources of pollution, the basic requirements, the requirements before and after processing, and the requirements of the laser repair process itself. The document applies to environmental protection at laser repair works.

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Document preview — GB/T 43204-2023

National Standard of the People's Republic of China

ICS: 01.040.13
Classification: C 72

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

PrefaceI
1 Scope
2 Normative reference documents
3 Terms and Definitions
4 Pollution source identification
5 Basic requirements
5.1 Wastewater discharge
5.2 Industrial gas emissions
5.3 General industrial solid waste disposal
5.4 Storage and handling of hazardous liquid waste
5.5 Noise emissions
5.6 Other requirements
6 Pre- and post-processing requirements
6.1 Cutting waste fluid
6.2 Chemical cleaning waste liquid
6.3 Thermal treatment waste
6.4 Shot blasting and sand blasting waste
7 Laser Repair Process Requirements
7.1 Metal vapors and dust
7.2 Toxic elements
7.3 Special operating environment

Foreword

This document is in accordance 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 stipulates the identification of pollution sources, basic requirements, pre- and post-processing requirements, and laser repair process environmental protection requirements for the laser repair process. process requirements.

This document applies to environmental protection of laser repair companies.

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 8978 Comprehensive Wastewater Discharge Standard

GB 12348 Environmental noise emission standards at industrial enterprise boundaries

GB 15577 Dust explosion protection safety regulations

GB 16297 Comprehensive Emission Standard of Air Pollutants

GB 18597 Standard for pollution control of hazardous waste storage

GB 18599 General industrial solid waste storage and landfill pollution control standards

GB/T 27946 Limits of harmful substances in the air in heat treatment workplaces

GB/T 29795 Laser repair technology terms and definitions

GB/T 29796 General technical specifications for laser repair

GB/T 30822 Technical requirements for environmental protection of heat treatment

GB/T 31188 Technical specifications for chemical cleaning waste liquid treatment

GB/T 32125 Specifications for the treatment and disposal of industrial waste hydrochloric acid

GB/T 32155 General technical conditions for bag dust removal system installations

GB/T 36380 Specifications for the treatment and disposal of industrial waste sulfuric acid

3 Terms and definitions

The terms and definitions defined in GB/T 29795 and GB/T 29796 apply to this document.

4 Pollution source identification

The pollution categories, sources and hazards during laser repair are shown in Table 1.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Referenced standards

Normative references

Similar standards

GB/T 46854-2025|GB/T 17693.21-2026|GB/T 17693.22-2026|GB/T 20348-2026|GB/T 23691-2026|GB/T 25647-2026

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