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GB/T 4303-2023 English PDF

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GB/T 4303-2023: Marine lifejacket
Status: Valid

GB/T 4303: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 4303-2023English409 Add to Cart 4 days [Need to translate] Marine lifejacket Valid GB/T 4303-2023
GB 4303-2008EnglishRFQ ASK 5 days [Need to translate] [GB/T 4303-2008] Marine lifejacket Obsolete GB 4303-2008
GB 4303-1984English479 Add to Cart 4 days [Need to translate] Life jackets for ships Obsolete GB 4303-1984

Standard similar to GB/T 4303-2023

GB/T 4541   GB 4302   

Basic data

Standard ID GB/T 4303-2023 (GB/T4303-2023)
Description (Translated English) Marine lifejacket
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard U27
Classification of International Standard 47.020.50
Word Count Estimation 20,213
Date of Issue 2023-11-27
Date of Implementation 2024-03-01
Older Standard (superseded by this standard) GB/T 4303-2008
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 4303-2023: Marine lifejacket

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 47:020:50 CCSU27 National Standards of People's Republic of China Replace GB/T 4303-2008 boat life jacket Published on 2023-11-27 2024-03-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration Committee

Table of contents

Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Classification and tagging 2 4:1 Category 2 4:2 Mark 2 5 Technical requirements 2 5:1 Material 2 5:2 Appearance 3 5:3 Processing quality 3 5:4 Attachment 3 5:5 High and low temperature cycle resistance 3 5:6 Buoyancy loss 3 5:7 Combustion resistance 3 5:8 Strength 3 5:9 Dressing 4 5:10 Water performance 4 6 Test method 4 6:1 Materials 4 6:2 Appearance 5 6:3 Processing quality 5 6:4 Attachments 5 6:5 Resistant to high and low temperature cycles 5 6:6 Buoyancy loss 5 6:7 Flame resistance 6 6:8 Strength 6 6:9 Dressing 8 6:10 Water performance 9 7 Inspection Rules 10 7:1 Inspection classification 10 7:2 Type inspection 10 7:3 Factory inspection 11 8 Marking, packaging, transportation and storage11 8:1 Flag 11 8:2 Packaging and Shipping12 8:3 Storage12 Appendix A (informative) Typical life jacket diagram 13

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: This document replaces GB/T 4303-2008 "Marine Lifejackets": Compared with GB/T 4303-2008, except for structural adjustments and editorial changes, In addition, the main technical changes are as follows: a) The type of life jacket has been deleted (see 4:2 of the:2008 edition); b) The material requirements for life jackets have been changed (see 5:1, 5:1 of the:2008 edition); c) Delete the requirements and test methods for oil resistance (see 5:7 and 6:7 of the:2008 edition); d) Added requirements for whistles (see 5:4:1); e) Changed the requirements for recovery time in water performance (see 5:10:1, 5:11:1 of the:2008 edition); f) Changed the requirements for net height, trunk angle and face plane (head) angle after static balance in water performance (see 5:10:2,:2008 edition of 5:11:2); g) Changed the requirements for clear height after falling into the water and diving (see 5:10:3, 5:11:3 of the:2008 version); h) The test method of materials has been changed (see 6:1, 6:1 of the:2008 edition); i) Changed the requirements for the lightest and heaviest person in the wearing test (see 6:9:1, 6:10:1 of the:2008 version); j) The requirements for the underwater performance test environment and test personnel have been changed (see 6:10:1, 6:11:1 of the:2008 edition): Please note that some content in this document may be subject to patents: The publisher of this document assumes no responsibility for identifying patents: This document is proposed and coordinated by the National Ship Outfitting Standardization Technical Committee (SAC/TC129): This document was drafted by: Comprehensive Technical and Economic Research Institute of China State Shipbuilding Corporation, Dongtai Dongfang Ship Assembly Co:, Ltd:, Yan Taihuayang Lifesaving Equipment Manufacturing Co:, Ltd:, Shanghai Fangzhan Fire Technology Co:, Ltd:, China Classification Society Jiangsu Branch, China Classification Society, Wuxi Xing Tai Ship Equipment Co:, Ltd:, China Classification Society Wuhan Standardization Research Institute, Harbin Engineering University: The main drafters of this document: Sun Yaogang, He Lijun, Wang Benchuan, Yang Xiaojun, Zhang Tianyi, Zhang Benwei, Wang Jing, Wang Hao, Liu Bitao, Wang Cong, Huang Yao, Gao Defeng, Pan Wenhuan, Li Heng, Wang Wei: The previous versions of the documents replaced by this document are as follows: ---GB 4303-1984,GB 4303-2008; ---This is the third revision: boat life jacket

1 Scope

This document specifies the classification and marking, requirements, test methods, inspection rules, markings, packaging, Transportation and storage: This document applies to the design, manufacturing and acceptance of adult life jackets for ships and offshore facilities:

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 32234:7 Personal buoyancy devices Part 7: Safety requirements and test methods for materials and components GB/T 32234:8-2015 Personal buoyancy equipment Part 8: Safety requirements and test methods for accessories oflife-savingappliances)

3 Terms and definitions

The following terms and definitions apply to this document: 3:1 net height freeboard The vertical distance between the water surface and the lower end of the life jacket wearer's mouth, that is, the distance between the water surface and the position where the wearer will be unable to breathe if he does not close his mouth: If the mouth is not on the same level, it is measured to the lowest end of the mouth: Note: See Figure 1: 3:2 faceplaneangle faceplaneangle The angle between the plane of the forehead and the front of the chin and the horizontal plane: Note: See Figure 1: 3:3 torso angle torsoangle The angle between the straight line at the front of the shoulder and the hip bone and the vertical line: Note: See Figure 1:

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