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GB/T 25895.2-2020 English PDF

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GB/T 25895.2-2020: Water safety signs and beach safety flags - Part 2: Specifications for beach safety flags colour, shape, meaning and performance
Status: Valid

GB/T 25895.2: Historical versions

Standard IDUSDBUY PDFLead-DaysStandard Title (Description)Status
GB/T 25895.2-2020189 Add to Cart 3 days Water safety signs and beach safety flags - Part 2: Specifications for beach safety flags colour, shape, meaning and performance Valid
GB/T 25895.2-2010479 Add to Cart 3 days Water safety signs and beach safety flags -- Part 2: Specifications for beach safety flags -- Colour, shape, meaning and performance Obsolete

Similar standards

GB/T 16903   GB/T 15566.1   GB/T 31525   GB/T 25895.3   GB/T 25894   GB/T 25896.1   

Basic data

Standard ID: GB/T 25895.2-2020 (GB/T25895.2-2020)
Description (Translated English): Water safety signs and beach safety flags - Part 2: Specifications for beach safety flags colour, shape, meaning and performance
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: A22
Classification of International Standard: 01.080.01
Word Count Estimation: 10,135
Date of Issue: 2020-03-31
Date of Implementation: 2020-10-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 25895.2-2020: Water safety signs and beach safety flags - Part 2: Specifications for beach safety flags colour, shape, meaning and performance


---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.
Water safety signs and beach safety flags--Part 2.Specifications for beach safety flags colour, shape, meaning and performance ICS 01.080.01 A22 National Standards of People's Republic of China Replace GB/T 25895.2-2010 Water safety signs and beach safety flags Part 2.Beach safety flag color, shape, Specification of meaning and performance (ISO 20712-2..2007, MOD) 2020-03-31 release 2020-10-01 implementation State Administration of Market Supervision and Administration Issued by the National Standardization Management Committee

Contents

Foreword I 1 Scope 1 2 Normative references 1 3 Terms and definitions 2 4 The name, function and shape of the beach safety flag 2 4.1 Name, function, shape and color 2 4.2 Size 2 5 Materials for beach safety flags 3 5.1 General requirements 3 5.2 Chromaticity and photometric properties of materials 4 5.3 Physical properties of polyester fiber materials 4 5.4 Color fastness of materials 4 5.5 Intensity 5 6 Determination of chromaticity coordinates and brightness factor 5 Appendix A (informative appendix) Color example 6

Foreword

GB/T 25895 "Water Safety Signs and Beach Safety Flags" is divided into 3 parts. --- Part 1.Water area safety signs in workplaces and public areas; --- Part 2.Specification of the color, shape, meaning and performance of the beach safety flag; --- Part 3.User guide. This part is Part 2 of GB/T 25895. This section was drafted in accordance with the rules given in GB/T 1.1-2009. This part replaces GB/T 25895.2-2010 "Water safety signs and beach safety flags. Part 2.Color and shape of beach safety flags" Specification of the status, meaning and performance. Compared with GB/T 25895.2-2010, the main technical changes are as follows. --- Change the term "beach" to "beach", and the standard name will be modified accordingly (see 3.1, 3.1 in.2010) --- Change the term "beach safety flag" to "beach safety flag" (see 3.2, 3.2 in.2010); --- Delete the normative references BS27127..1991 and BS5441 (see Chapter 2 of the.2010 edition); --- Deleted the "Green Flag" regulations (see Table 1 of the.2010 edition); --- Removed the provisions of green chromaticity coordinates and brightness factor (see Table 2 of the.2010 edition); --- Removed the example of green color in Appendix A (see Table A.1 of the.2010 edition). This section uses the redrafting method to modify and adopt ISO 20712-2..2007 "Water Safety Signs and Beach Safety Flags Part 2.Beaches Safety Flag Color, Shape, Meaning and Performance Specification. Compared with ISO 20712-2..2007, this part has the following structural changes. --- Delete 4.1 in the international standard, and adjust the number of other articles in Chapter 4 accordingly. The technical differences between this part and ISO 20712-2..2007 and the reasons are as follows. --- With regard to normative references, this section has been adjusted with technical differences to suit the technical conditions of our country. Adjusted emotion The situation is reflected in Chapter 2 "Regulatory Reference Documents", with specific adjustments as follows. ● Replace with GB/T 250, GB/T 251, GB/T 20146 and GB/T 20147 which are equivalent to international standards ISO 150-A02, ISO 150-A03, CIES005 and CIE10527; ● Use the modified international standards GB/T 3920, GB/T 3923.1, GB/T 4146.1, GB/T 5713, GB/T 5714, GB/T 7742.1 and GB/T 8427 replace ISO 105-X12, ISO 13934-1, ISO 2076, ISO 105-E01, ISO 105-E02, ISO 13938-1 and ISO 105-B02; ● Replace ISO 105-B03 with GB/T 8429 equivalent to international standards; ● Replace CIE15 with non-equivalent international standard GB/T 3979; ● Use GB/T 4668, GB/T 4669, and GB/T 15565 that correspond to the technical content of international standards but have no relationship with the standard Replace EN1049-2..1993, EN12127 and ISO 17724 respectively; ● Removed BS27127..1991 and BS5441; ● Added reference to GB/T 2893.4. The following editorial changes have been made in this section. --- Change the title of Chapter 4 from "Beach Safety Flag" to "Name, Function and Shape of Beach Safety Flag"; --- In Table 1 specifies the name for each flag, such as red flag, yellow flag, etc., while adding a table note. This part is proposed and managed by the National Graphic Symbol Standardization Technical Committee (SAC/TC59). This section was drafted by. China National Institute of Standardization, Ministry of Culture and Tourism, National Marine Environmental Monitoring Center, China Academy of Textile Science Limited company. The main drafters of this section. Chen Yongquan, Bai Dianyi, Wang Liming, Zhang Weiwei, Zou Chuanyu, Zhang Liang, Zheng Yuying. The previous versions of the standard replaced by this part are as follows. --- GB/T 25895.2-2010. Water safety signs and beach safety flags Part 2.Beach safety flag color, shape, Specification of meaning and performance Important Note. The colors presented in the electronic files of this part of GB/T 25895 cannot be viewed as actual colors on the screen or used for print. Although the use of colors in this section meets the requirements (within the allowable deviation based on visual inspection), the printed version cannot be used for color matching Match. For color requirements, please refer to GB/T 2893.4, which gives the color sequence while giving the chromaticity and photometric properties The color reference value of the system.

1 Scope

This part of GB/T 25895 specifies the shape and color requirements of the beach safety flag, and also specifies the materials used to make the beach safety flag The material's chromaticity and photometric properties and its physical properties such as strength and color fastness. This section applies to the beach safety flag used in the management of coastal water activities, the safety flag used in inland water activities can refer to the use. This section does not apply to flags used in shooting ranges, flags indicating water quality or signal flags used for water transportation.

2 Normative references

The following documents are essential for the application of this document. For dated references, only the dated version applies to this article Pieces. For the cited documents without date, the latest version (including all amendments) applies to this document. GB/T 250 Gray sample card for textile color fastness test to evaluate discoloration (GB/T 250-2008, ISO 105-A02..1993, IDT) GB/T 251 Gray sample card for textile color fastness test to evaluate staining (GB/T 251-2008, ISO 105-A03..1993, IDT) GB/T 2893.4 Graphic symbols Safety colors and safety signs Part 4.Chromaticity and photometric properties of safety sign materials (GB/T 2893.4-2013, ISO 3864-4..2011, MOD) GB/T 3920 Textile color fastness test Rub color fastness (GB/T 3920-2008, ISO 105-X12..2001, MOD) GB/T 3923.1 Tensile properties of textile fabrics Part 1.Determination of breaking strength and elongation at break (strip method) (GB/T 3923.1-2013, ISO 13934-1..1999, MOD) GB/T 3979 Measurement method of object color GB/T 4146.1 Textile Chemical Fibers Part 1.Generic Name (GB/T 4146.1-2009, ISO 2076..1999, MOD) GB/T 4668-1995 Determination of density of woven fabric GB/T 4669 Determination of mass per unit length and mass per unit area of textile woven fabrics (GB/T 4669-2008, ISO 3801.1977, MOD) GB/T 5713 Textile color fastness test Water fastness (GB/T 5713-2013, ISO 105-E01..2013, MOD) GB/T 5714 Textile color fastness test Color fastness to seawater (GB/T 5714-2019, ISO 105-E02..2013, MOD) GB/T 7742.1 Textile fabric burst performance Part 1.Determination of burst strength and burst expansion hydraulic method (GB/T 7742.1-2005, ISO 13938-1..1999, MOD) GB/T 8427 Textile color fastness test Color fastness to artificial light. Xenon arc (GB/T 8427-2008, ISO 105-B02.
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