GB 5725-2025 English PDF

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GB 5725-2025: Fall protection - Safety nets
Status: Valid

GB 5725: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB 5725-2025	519	Add to Cart	5 days	Fall protection - Safety nets	Valid
GB 5725-2009	115	Add to Cart	Auto, < 3 mins	Safety nets	Valid
GB 5725-1997	319	Add to Cart	3 days	Safety nets	Obsolete
GB 5725-1985	RFQ	ASK	3 days	Safety nets	Obsolete

Basic data

Standard ID: GB 5725-2025 (GB5725-2025)
Description (Translated English): Fall protection - Safety nets
Sector / Industry: National Standard
Classification of Chinese Standard: C73
Classification of International Standard: 13.340.99
Word Count Estimation: 26,226
Date of Issue: 2025-08-29
Date of Implementation: 2026-09-01
Older Standard (superseded by this standard): GB 5725-2009
Issuing agency(ies): State Administration for Market Regulation, National Standardization Administration

GB 5725-2025: Fall protection - Safety nets

---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GB5725-2025
ICS 13.340.99 CCSC73 National Standard of the People's Republic of China Replaces GB 5725-2009 Fall protection safety net Released on August 29, 2025 Implementation on September 1, 2026 State Administration for Market Regulation The National Standardization Administration issued

Table of Contents

Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Classification, protection levels and marking 2 5 Technical Requirements 4 6 Test Methods 6 7 Logo 9 8 Information to be provided by the manufacturer 10 Appendix A (Normative) Impact Resistance Test 11 Appendix B (Normative) Penetration Resistance Test 15 Appendix C (Normative) Weathering Test 19 Reference 20 Preface This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents" Drafting. This document replaces GB 5725-2009 "Safety Net". Compared with GB 5725-2009, in addition to structural adjustments and editorial changes, the main The technical changes are as follows. --- Changed the scope (see Chapter 1, Chapter 1 of the.2009 edition); --- Deleted the definitions of close-mesh safety net, mesh density, and tensile strength of joints (see Chapter 3 of the.2009 edition); --- Changed the classification, protection level and marking (see Chapter 4, Chapter 4 of the.2009 edition); --- Deleted the material requirements (see 5.1.1 of the.2009 edition); --- Deleted the quality requirements (see 5.1.2 of the.2009 edition); --- Increased structural design requirements (see 5.1); --- Increased the requirements for the static strength of the mesh (see 5.2); --- Changed the requirements for impact resistance (see 5.3, 5.1.10, 5.2.2.7 of the.2009 edition); --- Changed the penetration resistance requirements (see 5.4, 5.2.2.6 of the.2009 edition); --- Changed the flame retardant performance requirements (see 5.5, 5.1.12, 5.2.2.9 of the.2009 edition); --- Changed the weather resistance requirements (see 5.7, 5.1.11 of the.2009 edition); --- Deleted the requirements for aging resistance (see 5.2.2.10 of the.2009 edition); --- Increased requirements for test environmental conditions (see 6.1); --- Added test methods for structural design (see 6.2); --- Added the test method for the static strength of the safety net (see 6.3); --- Changed the test method of breaking strength (kN) × elongation at break (mm) (see 6.3.3, 6.2.4 of the.2009 edition); --- Added the test method for flame retardant properties of twisted braided safety nets (see 6.6); --- Changed the test method for the impact resistance of safety nets (see Appendix A, Appendix A of the.2009 edition); --- Changed the test method for the penetration resistance of safety nets (see Appendix B, 6.2.9 of the.2009 edition); --- Changed the test method for weather resistance of safety nets (see Appendix C, Appendix B of the.2009 edition). Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document is proposed and coordinated by the Ministry of Emergency Management of the People's Republic of China. The previous versions of this document and the documents it replaces are as follows. --- First issued as GB 5725-1985 in 1985, first revised in.1997; --- In the second revision in.2009, the contents of GB 16909-1997 "Close-mesh safety vertical net" were incorporated; ---This is the third revision. Fall protection safety net

1 Scope

This document specifies the classification marking, technical requirements, identification and information to be provided by the manufacturer for safety nets, and describes the corresponding test methods. This document is applicable to the construction, water conservancy, highway, electricity, shipbuilding, chemical industry, mining, port, amusement park and other industries, in the construction and equipment facilities A safety net that prevents people or objects from falling, limits people's range of movement, and obstructs particulate matter and vision during operation. This document does not apply to safety nets used during emergency rescue and fire operations.

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB/T 5455-2014 Textiles - Burning performance - Determination of vertical damage length, smoldering and afterflame time GB/T 8834 Determination of relevant physical and mechanical properties of fiber ropes GB/T 10125 Artificial atmosphere corrosion test Salt spray test GB/T 12903-2008 Terminology of Personal Protective Equipment GB/T 14522 Test method for artificial weathering of plastics, coatings and rubber materials for use in mechanical industrial products - Fluorescent UV lamp GB/T 14645 Burning performance of textiles - Determination of the damaged area and number of flame contacts at 45° GB/T 21292 Determination of breaking strength of fishing net mesh

3 Terms and Definitions

The terms and definitions defined in GB/T 12903-2008 and the following apply to this document. 3.1 safety nets Used to prevent people (objects) from falling, reduce falling injuries, limit the movement trajectory of people (objects), or block dust and other particles and sight. Nets. 3.2 horizontal safety nets Safety nets whose mounting surface is not perpendicular to the horizontal plane. 3.3 vertical safety nets The safety net should be installed with the plane perpendicular to the horizontal plane. 3.4 knot The relative positions of the net ropes and the shape of the mesh are fixed by the net ropes being intertwined and squeezed against each other under tension. ......

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