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GB/T 45040-2024 English PDF

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US$199.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 45040-2024: Bedding - Test method for air permeability of latex products
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 45040-2024	199	Add to Cart	3 days	Bedding - Test method for air permeability of latex products	Valid

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Basic data

Standard ID: GB/T 45040-2024 (GB/T45040-2024)
Description (Translated English): Bedding - Test method for air permeability of latex products
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: W55
Classification of International Standard: 59.080
Word Count Estimation: 10,169
Date of Issue: 2024-12-31
Date of Implementation: 2025-07-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 45040-2024: Bedding - Test method for air permeability of latex products

---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.
Bedding - Test method for air permeability of latex products Test method for air permeability of latex bedding products ICS 59.080 CCS W 55 National Standard of the People's Republic of China Released on 2024-12-31 2025-07-01 Implementation State Administration for Market Regulation The National Standardization Administration issued

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 for standardization documents" Drafting is required. 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 was proposed by the China National Textile and Apparel Council. This document is under the jurisdiction of the National Technical Committee on Standardization of Home Textiles (SAC/TC 302). This document was drafted by. Luolai Life Science Co., Ltd., Wenzhou Quality and Technology Testing Science Research Institute, Nantong Fiber Inspection Institute, Violet Home Textile Technology Co., Ltd., Jiangsu Jinshiyuan Latex Products Co., Ltd., Shanghai Zhenao Biotechnology Co., Ltd., Shandong Jinhao Home Textile Group Co., Ltd. and Wenzhou Fangyuan Instrument Co., Ltd. The main drafters of this document are. Huang Wangsen, Miao Xiaoqin, Qian Weiwei, Chen Yongbing, Zhou Hua, Tao Yongying, Feng Lian, Wang Qiang, Qu Zuqiang, Cheng Jian. Test method for air permeability of latex bedding products

1 Scope

This document describes the test method for the air permeability of latex bedding products. This document is applicable to the air permeability test of latex pillows, latex pads and other latex products for bedding. Follow the instructions.

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. in this document. GB/T 6529 Standard atmospheres for conditioning and testing textiles

3 Terms and definitions

The following terms and definitions apply to this document. 3.1 Air permeability Air permeability properties of latex products. Note. It is expressed as the rate of air flow through the test specimen under certain test prepressure (3.2), specified test area, pressure drop and time conditions. [Source. GB/T 5453-1997, Chapter 3, with modifications] 3.2 preloading The force generated by the human body's lying, sitting, leaning back and other activities when using latex products is evenly applied to the specified Pressure on area.

4 Principle

Apply pre-pressure to the sample, and measure the air flow through the specified area of the sample within a certain period of time under the specified pressure drop conditions. The speed of the sample is shown in Figure 1. ......

Image

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 45040-2024_English be delivered?

Answer: Upon your order, we will start to translate GB/T 45040-2024_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 45040-2024_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 45040-2024_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.