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GB/T 41839-2022Lumbar orthoses—Waist fixed elastic belt (English PDF)

腰部矫形器弹力围腰

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

October 14, 2022

Implementation date

February 1, 2023

Scope

GB/T 41839-2022 is the English-translated version of 腰部矫形器弹力围腰.

GB/T 41839-2022 covers the elastic waist belt sold as a lumbar orthosis, a band of elastic textile material, with metal or polymer parts for support, that limits movement of the waist and lumbar spine to support, fix and protect it.

It sets the structure, the models and sizes, the requirements, the test methods, the inspection rules, what the instruction manual has to contain and the packaging, transport and storage.

The standards it quotes show the properties checked: free and hydrolysed formaldehyde, water-extract pH, banned azo dyes and 4-aminoazobenzene, colour fastness to rubbing, soaping, perspiration and water, the hook-and-loop fastener, the webbing and the tensile elastic recovery of knitted fabric.

It applies to design, development, production and testing, and not to custom-made products or products of other materials. Issued on 14 October 2022, it has applied since 1 February 2023.

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Document preview — GB/T 41839-2022

National Standard of the People's Republic of China

ICS: 11.180
Classification: C 35

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

Preface
1 Scope
2 Normative references
3 Terms and Definitions
4 Structure
5 Models and Specifications
6 Requirements
7 Test method
8 Inspection rules
9 Product Instruction Manual
10 Packaging, transport and storage

Foreword

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

1 Scope

This document specifies the structure, size and specifications, requirements, test methods, inspection rules, and product instructions of elastic waist orthoses for waist orthoses Books and packaging, transportation and storage.

This document applies to the design, development, production and test.

This document does not apply to other materials and custom products.

2 Normative references

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

GB/T 191 Graphical signs of packaging, storage and transportation

GB/T 2828.1 Counting Sampling Inspection Procedure Part 1: Lot-by-Lot Inspection Sampling Plan Retrieved by Acceptance Quality Limit (AQL)

GB/T 2912.1 Determination of formaldehyde in textiles - Part 1: Free and hydrolyzed formaldehyde (water extraction method)

GB/T 3920 Textiles Color Fastness Test Color Fastness to Rubbing

GB/T 3921-2008 Textiles Color Fastness Test Color Fastness to Soaping

GB/T 3922 Textiles Color Fastness Test Color Fastness to Perspiration

GB/T 5713 Textiles Color Fastness Test Color Fastness to Water

GB/T 7573 Determination of pH value of textile water extract

GB/T 17592 Determination of banned azo dyes in textiles

GB 18401 National Basic Safety Technical Specification for Textile Products

GB/T 23315 Velcro

GB/T 23344 Determination of 4-aminoazobenzene for textiles

FZ/T 60021-2021 Test methods for physical and mechanical properties of webbing products

FZ/T 70006-2004 Test method for tensile elastic recovery of knitted fabrics

3 Terms and Definitions

The following terms and definitions apply to this document.

3.1 Waist fixed elastic belt

The main material is made of elastic textile materials, and metal, polymer materials and other materials can be used as supporting parts.

Stretching and recovery performance, by limiting the movement of the waist and lumbar spine, it can support, fix and protect the waist, and has a comfortable product.

3.2 Size

The logo of the elastic waist size collection.

......
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 12996-2024|GB/T 44425-2024|GB/T 44665-2024|GB/T 44668-2024|GB/T 44701-2024|GB/T 24437-2023

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