GB 31421-2025 English PDF

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB 31421-2025	RFQ	ASK	3 days	Head protection - Occupational antistatic headwear	Valid
GB/T 31421-2015	259	Add to Cart	3 days	Occupational antistatic headwear	Valid

Basic data

Standard ID: GB 31421-2025 (GB31421-2025)
Description (Translated English): Head protection - Occupational antistatic headwear
Sector / Industry: National Standard
Date of Implementation: 2026-09-01
Older Standard (superseded by this standard): GB/T 31421-2015

GB/T 31421-2015: Occupational antistatic headwear

---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.
Occupational antistatic headwear ICS 13.340.99 C73 National Standards of People's Republic of China Antistatic work caps Issued on. 2015-05-15 2015-10-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard was proposed by the State Administration of Work Safety. The standard personal protective equipment by the National Standardization Technical Committee (SAC/TC112) centralized. This standard was drafted. Beijing Institute of Labour Protection, Nantong package Jian special career apparel Co., Ltd. Zhejiang blue sea spinning Woven costumes Technology Co., Ltd. Rizhao City Sunbird. The main drafters of this standard. Yang Wenfen, Chen Cho, for Zanglan Lan, Xu Chao, Liu Ji, Zhang Peng, Cheng Yuming, Chen Mingqing, Zhou Li. Antistatic work caps

1 Scope

This standard specifies the anti-static work hat size requirements, technical requirements, test methods, inspection rules, logo and so on. This standard applies to workers could cause electric shock, fire and explosion danger, etc. worn to prevent static fabric as the main raw material in the production As a cap. This standard does not apply to other materials in addition to anti-static fabric is mainly made of anti-static work hat.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB /2912.1 T Textiles - Determination of formaldehyde - Part 1. Free and hydrolyzed formaldehyde (water extraction method) GB/T 3917.3 Textiles - Tear properties of fabrics - Part 3. Determination of trapezoid tear GB/T 3920 Textiles Tests for color fastness rubbing fastness GB/T 3921 Textiles Tests for color fastness Colour fastness to soaping GB/T 3922 Textiles Tests for color fastness color fastness to perspiration GB/T 5453 Textiles - Determination of air permeability Determination of GB/T 7573 Textiles pH value of the aqueous extract GB 12014-2009 anti-static clothing GB/T 12703.1 textile static performance assessment - Part 1. electrostatic voltage half-life GB/T 16160-2008 clothing parts and anthropometric methods GB/T 17592 Determination of azo dyes in textile disabled GB 18401-2010 National Safety Technical Code for Textile Products GB wear fabrics by the Martindale method - Part 2/T 21196.2 Textiles. Determination of specimen breakdown Determination of GB/T 23344 Textiles 4-amino azobenzene

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 To prevent static fabric as the main raw material, in order to prevent the accumulation of static electricity on the body and cap made work caps. 3.2 Head circumference headgirth The maximum head above the ears girth measured level, see GB/T 16160-2008 in Figure 1. ......

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